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delete freemodbus

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git-svn-id: https://rt-thread.googlecode.com/svn/trunk@2259 bbd45198-f89e-11dd-88c7-29a3b14d5316
This commit is contained in:
qiuyiuestc@gmail.com
2012-08-24 14:38:56 +00:00
parent 056228cce6
commit 7307055b1c
35 changed files with 0 additions and 5582 deletions
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components/net/freemodbus/Changelog.txt
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components/net/freemodbus/SConscript
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Import('RTT_ROOT')
from building import *
src = Split("""
modbus/mb.c
modbus/mbmaster.c
modbus/ascii/mbascii.c
modbus/functions/mbfunccoils.c
modbus/functions/mbfuncdiag.c
modbus/functions/mbfuncdisc.c
modbus/functions/mbfuncholding.c
modbus/functions/mbfuncinput.c
modbus/functions/mbfuncother.c
modbus/functions/mbutils.c
modbus/port/demo.c
modbus/port/port.c
modbus/port/portevent.c
modbus/port/portserial.c
modbus/port/porttimer.c
modbus/rtu/mbcrc.c
modbus/rtu/mbrtu.c
modbus/tcp/mbtcp.c
""")
# The set of source files associated with this SConscript file.
path = [RTT_ROOT + '/components/net/freemodbus/modbus/include',
RTT_ROOT + '/components/net/freemodbus/modbus/port',
RTT_ROOT + '/components/net/freemodbus/modbus/rtu',
RTT_ROOT + '/components/net/freemodbus/modbus/ascii']
group = DefineGroup('FreeModbus', src, depend = ['RT_USING_FREEMODBUS'], CPPPATH = path)
Return('group')
components/net/freemodbus/bsd.txt
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Copyright (c) 2006 Christian Walter <wolti@sil.at>
All rights reserved.
Redistribution and use in source and binary forms, with or without
modification, are permitted provided that the following conditions
are met:
1. Redistributions of source code must retain the above copyright
notice, this list of conditions and the following disclaimer.
2. Redistributions in binary form must reproduce the above copyright
notice, this list of conditions and the following disclaimer in the
documentation and/or other materials provided with the distribution.
3. The name of the author may not be used to endorse or promote products
derived from this software without specific prior written permission.
THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
(INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
components/net/freemodbus/gpl.txt
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components/net/freemodbus/lgpl.txt
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components/net/freemodbus/modbus/ascii/mbascii.c
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components/net/freemodbus/modbus/ascii/mbascii.h
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/*
* FreeModbus Libary: A portable Modbus implementation for Modbus ASCII/RTU.
* Copyright (c) 2006 Christian Walter <wolti@sil.at>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* File: $Id: mbascii.h,v 1.8 2006/12/07 22:10:34 wolti Exp $
*/
#ifndef _MB_ASCII_H
#define _MB_ASCII_H
#ifdef __cplusplus
PR_BEGIN_EXTERN_C
#endif
#if MB_ASCII_ENABLED > 0
eMBErrorCode eMBASCIIInit( UCHAR slaveAddress, UCHAR ucPort,
ULONG ulBaudRate, eMBParity eParity );
void eMBASCIIStart( void );
void eMBASCIIStop( void );
eMBErrorCode eMBASCIIReceive( UCHAR * pucRcvAddress, UCHAR ** pucFrame,
USHORT * pusLength );
eMBErrorCode eMBASCIISend( UCHAR slaveAddress, const UCHAR * pucFrame,
USHORT usLength );
BOOL xMBASCIIReceiveFSM( void );
BOOL xMBASCIITransmitFSM( void );
BOOL xMBASCIITimerT1SExpired( void );
#endif
#ifdef __cplusplus
PR_END_EXTERN_C
#endif
#endif
components/net/freemodbus/modbus/functions/mbfunccoils.c
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components/net/freemodbus/modbus/functions/mbfuncdiag.c
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/*
* FreeModbus Libary: A portable Modbus implementation for Modbus ASCII/RTU.
* Copyright (c) 2006 Christian Walter <wolti@sil.at>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* File: $Id: mbfuncdiag.c,v 1.3 2006/12/07 22:10:34 wolti Exp $
*/
components/net/freemodbus/modbus/functions/mbfuncdisc.c
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/*
* FreeRTOS Modbus Libary: A Modbus serial implementation for FreeRTOS
* Copyright (C) 2006 Christian Walter <wolti@sil.at>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
/* ----------------------- System includes ----------------------------------*/
#include "stdlib.h"
#include "string.h"
/* ----------------------- Platform includes --------------------------------*/
#include "port.h"
/* ----------------------- Modbus includes ----------------------------------*/
#include "mb.h"
#include "mbframe.h"
#include "mbproto.h"
#include "mbconfig.h"
/* ----------------------- Defines ------------------------------------------*/
#define MB_PDU_FUNC_READ_ADDR_OFF ( MB_PDU_DATA_OFF )
#define MB_PDU_FUNC_READ_DISCCNT_OFF ( MB_PDU_DATA_OFF + 2 )
#define MB_PDU_FUNC_READ_SIZE ( 4 )
#define MB_PDU_FUNC_READ_DISCCNT_MAX ( 0x07D0 )
/* ----------------------- Static functions ---------------------------------*/
eMBException prveMBError2Exception( eMBErrorCode eErrorCode );
/* ----------------------- Start implementation -----------------------------*/
#if MB_FUNC_READ_COILS_ENABLED > 0
eMBException
eMBFuncReadDiscreteInputs( UCHAR * pucFrame, USHORT * usLen )
{
USHORT usRegAddress;
USHORT usDiscreteCnt;
UCHAR ucNBytes;
UCHAR *pucFrameCur;
eMBException eStatus = MB_EX_NONE;
eMBErrorCode eRegStatus;
if( *usLen == ( MB_PDU_FUNC_READ_SIZE + MB_PDU_SIZE_MIN ) )
{
usRegAddress = ( USHORT )( pucFrame[MB_PDU_FUNC_READ_ADDR_OFF] << 8 );
usRegAddress |= ( USHORT )( pucFrame[MB_PDU_FUNC_READ_ADDR_OFF + 1] );
usRegAddress++;
usDiscreteCnt = ( USHORT )( pucFrame[MB_PDU_FUNC_READ_DISCCNT_OFF] << 8 );
usDiscreteCnt |= ( USHORT )( pucFrame[MB_PDU_FUNC_READ_DISCCNT_OFF + 1] );
/* Check if the number of registers to read is valid. If not
* return Modbus illegal data value exception.
*/
if( ( usDiscreteCnt >= 1 ) &&
( usDiscreteCnt < MB_PDU_FUNC_READ_DISCCNT_MAX ) )
{
/* Set the current PDU data pointer to the beginning. */
pucFrameCur = &pucFrame[MB_PDU_FUNC_OFF];
*usLen = MB_PDU_FUNC_OFF;
/* First byte contains the function code. */
*pucFrameCur++ = MB_FUNC_READ_DISCRETE_INPUTS;
*usLen += 1;
/* Test if the quantity of coils is a multiple of 8. If not last
* byte is only partially field with unused coils set to zero. */
if( ( usDiscreteCnt & 0x0007 ) != 0 )
{
ucNBytes = ( UCHAR ) ( usDiscreteCnt / 8 + 1 );
}
else
{
ucNBytes = ( UCHAR ) ( usDiscreteCnt / 8 );
}
*pucFrameCur++ = ucNBytes;
*usLen += 1;
eRegStatus =
eMBRegDiscreteCB( pucFrameCur, usRegAddress, usDiscreteCnt );
/* If an error occured convert it into a Modbus exception. */
if( eRegStatus != MB_ENOERR )
{
eStatus = prveMBError2Exception( eRegStatus );
}
else
{
/* The response contains the function code, the starting address
* and the quantity of registers. We reuse the old values in the
* buffer because they are still valid. */
*usLen += ucNBytes;;
}
}
else
{
eStatus = MB_EX_ILLEGAL_DATA_VALUE;
}
}
else
{
/* Can't be a valid read coil register request because the length
* is incorrect. */
eStatus = MB_EX_ILLEGAL_DATA_VALUE;
}
return eStatus;
}
#endif
components/net/freemodbus/modbus/functions/mbfuncholding.c
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components/net/freemodbus/modbus/functions/mbfuncinput.c
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/*
* FreeModbus Libary: A portable Modbus implementation for Modbus ASCII/RTU.
* Copyright (c) 2006 Christian Walter <wolti@sil.at>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* File: $Id: mbfuncinput.c,v 1.10 2007/09/12 10:15:56 wolti Exp $
*/
/* ----------------------- System includes ----------------------------------*/
#include "stdlib.h"
#include "string.h"
/* ----------------------- Platform includes --------------------------------*/
#include "port.h"
/* ----------------------- Modbus includes ----------------------------------*/
#include "mb.h"
#include "mbframe.h"
#include "mbproto.h"
#include "mbconfig.h"
/* ----------------------- Defines ------------------------------------------*/
#define MB_PDU_FUNC_READ_ADDR_OFF ( MB_PDU_DATA_OFF )
#define MB_PDU_FUNC_READ_REGCNT_OFF ( MB_PDU_DATA_OFF + 2 )
#define MB_PDU_FUNC_READ_SIZE ( 4 )
#define MB_PDU_FUNC_READ_REGCNT_MAX ( 0x007D )
#define MB_PDU_FUNC_READ_RSP_BYTECNT_OFF ( MB_PDU_DATA_OFF )
/* ----------------------- Static functions ---------------------------------*/
eMBException prveMBError2Exception( eMBErrorCode eErrorCode );
/* ----------------------- Start implementation -----------------------------*/
#if MB_FUNC_READ_INPUT_ENABLED > 0
eMBException
eMBFuncReadInputRegister( UCHAR * pucFrame, USHORT * usLen )
{
USHORT usRegAddress;
USHORT usRegCount;
UCHAR *pucFrameCur;
eMBException eStatus = MB_EX_NONE;
eMBErrorCode eRegStatus;
if( *usLen == ( MB_PDU_FUNC_READ_SIZE + MB_PDU_SIZE_MIN ) )
{
usRegAddress = ( USHORT )( pucFrame[MB_PDU_FUNC_READ_ADDR_OFF] << 8 );
usRegAddress |= ( USHORT )( pucFrame[MB_PDU_FUNC_READ_ADDR_OFF + 1] );
usRegAddress++;
usRegCount = ( USHORT )( pucFrame[MB_PDU_FUNC_READ_REGCNT_OFF] << 8 );
usRegCount |= ( USHORT )( pucFrame[MB_PDU_FUNC_READ_REGCNT_OFF + 1] );
/* Check if the number of registers to read is valid. If not
* return Modbus illegal data value exception.
*/
if( ( usRegCount >= 1 )
&& ( usRegCount < MB_PDU_FUNC_READ_REGCNT_MAX ) )
{
/* Set the current PDU data pointer to the beginning. */
pucFrameCur = &pucFrame[MB_PDU_FUNC_OFF];
*usLen = MB_PDU_FUNC_OFF;
/* First byte contains the function code. */
*pucFrameCur++ = MB_FUNC_READ_INPUT_REGISTER;
*usLen += 1;
/* Second byte in the response contain the number of bytes. */
*pucFrameCur++ = ( UCHAR )( usRegCount * 2 );
*usLen += 1;
eRegStatus =
eMBRegInputCB( pucFrameCur, usRegAddress, usRegCount );
/* If an error occured convert it into a Modbus exception. */
if( eRegStatus != MB_ENOERR )
{
eStatus = prveMBError2Exception( eRegStatus );
}
else
{
*usLen += usRegCount * 2;
}
}
else
{
eStatus = MB_EX_ILLEGAL_DATA_VALUE;
}
}
else
{
/* Can't be a valid read input register request because the length
* is incorrect. */
eStatus = MB_EX_ILLEGAL_DATA_VALUE;
}
return eStatus;
}
#endif
components/net/freemodbus/modbus/functions/mbfuncother.c
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/*
* FreeModbus Libary: A portable Modbus implementation for Modbus ASCII/RTU.
* Copyright (c) 2006 Christian Walter <wolti@sil.at>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* File: $Id: mbfuncother.c,v 1.8 2006/12/07 22:10:34 wolti Exp $
*/
/* ----------------------- System includes ----------------------------------*/
#include "stdlib.h"
#include "string.h"
/* ----------------------- Platform includes --------------------------------*/
#include "port.h"
/* ----------------------- Modbus includes ----------------------------------*/
#include "mb.h"
#include "mbframe.h"
#include "mbproto.h"
#include "mbconfig.h"
#if MB_FUNC_OTHER_REP_SLAVEID_ENABLED > 0
/* ----------------------- Static variables ---------------------------------*/
static UCHAR ucMBSlaveID[MB_FUNC_OTHER_REP_SLAVEID_BUF];
static USHORT usMBSlaveIDLen;
/* ----------------------- Start implementation -----------------------------*/
eMBErrorCode
eMBSetSlaveID( UCHAR ucSlaveID, BOOL xIsRunning,
UCHAR const *pucAdditional, USHORT usAdditionalLen )
{
eMBErrorCode eStatus = MB_ENOERR;
/* the first byte and second byte in the buffer is reserved for
* the parameter ucSlaveID and the running flag. The rest of
* the buffer is available for additional data. */
if( usAdditionalLen + 2 < MB_FUNC_OTHER_REP_SLAVEID_BUF )
{
usMBSlaveIDLen = 0;
ucMBSlaveID[usMBSlaveIDLen++] = ucSlaveID;
ucMBSlaveID[usMBSlaveIDLen++] = ( UCHAR )( xIsRunning ? 0xFF : 0x00 );
if( usAdditionalLen > 0 )
{
memcpy( &ucMBSlaveID[usMBSlaveIDLen], pucAdditional,
( size_t )usAdditionalLen );
usMBSlaveIDLen += usAdditionalLen;
}
}
else
{
eStatus = MB_ENORES;
}
return eStatus;
}
eMBException
eMBFuncReportSlaveID( UCHAR * pucFrame, USHORT * usLen )
{
memcpy( &pucFrame[MB_PDU_DATA_OFF], &ucMBSlaveID[0], ( size_t )usMBSlaveIDLen );
*usLen = ( USHORT )( MB_PDU_DATA_OFF + usMBSlaveIDLen );
return MB_EX_NONE;
}
#endif
components/net/freemodbus/modbus/functions/mbutils.c
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/*
* FreeModbus Libary: A portable Modbus implementation for Modbus ASCII/RTU.
* Copyright (c) 2006 Christian Walter <wolti@sil.at>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* File: $Id: mbutils.c,v 1.6 2007/02/18 23:49:07 wolti Exp $
*/
/* ----------------------- System includes ----------------------------------*/
#include "stdlib.h"
#include "string.h"
/* ----------------------- Platform includes --------------------------------*/
#include "port.h"
/* ----------------------- Modbus includes ----------------------------------*/
#include "mb.h"
#include "mbproto.h"
/* ----------------------- Defines ------------------------------------------*/
#define BITS_UCHAR 8U
/* ----------------------- Start implementation -----------------------------*/
void
xMBUtilSetBits( UCHAR * ucByteBuf, USHORT usBitOffset, UCHAR ucNBits,
UCHAR ucValue )
{
USHORT usWordBuf;
USHORT usMask;
USHORT usByteOffset;
USHORT usNPreBits;
USHORT usValue = ucValue;
assert( ucNBits <= 8 );
assert( ( size_t )BITS_UCHAR == sizeof( UCHAR ) * 8 );
/* Calculate byte offset for first byte containing the bit values starting
* at usBitOffset. */
usByteOffset = ( USHORT )( ( usBitOffset ) / BITS_UCHAR );
/* How many bits precede our bits to set. */
usNPreBits = ( USHORT )( usBitOffset - usByteOffset * BITS_UCHAR );
/* Move bit field into position over bits to set */
usValue <<= usNPreBits;
/* Prepare a mask for setting the new bits. */
usMask = ( USHORT )( ( 1 << ( USHORT ) ucNBits ) - 1 );
usMask <<= usBitOffset - usByteOffset * BITS_UCHAR;
/* copy bits into temporary storage. */
usWordBuf = ucByteBuf[usByteOffset];
usWordBuf |= ucByteBuf[usByteOffset + 1] << BITS_UCHAR;
/* Zero out bit field bits and then or value bits into them. */
usWordBuf = ( USHORT )( ( usWordBuf & ( ~usMask ) ) | usValue );
/* move bits back into storage */
ucByteBuf[usByteOffset] = ( UCHAR )( usWordBuf & 0xFF );
ucByteBuf[usByteOffset + 1] = ( UCHAR )( usWordBuf >> BITS_UCHAR );
}
UCHAR
xMBUtilGetBits( UCHAR * ucByteBuf, USHORT usBitOffset, UCHAR ucNBits )
{
USHORT usWordBuf;
USHORT usMask;
USHORT usByteOffset;
USHORT usNPreBits;
/* Calculate byte offset for first byte containing the bit values starting
* at usBitOffset. */
usByteOffset = ( USHORT )( ( usBitOffset ) / BITS_UCHAR );
/* How many bits precede our bits to set. */
usNPreBits = ( USHORT )( usBitOffset - usByteOffset * BITS_UCHAR );
/* Prepare a mask for setting the new bits. */
usMask = ( USHORT )( ( 1 << ( USHORT ) ucNBits ) - 1 );
/* copy bits into temporary storage. */
usWordBuf = ucByteBuf[usByteOffset];
usWordBuf |= ucByteBuf[usByteOffset + 1] << BITS_UCHAR;
/* throw away unneeded bits. */
usWordBuf >>= usNPreBits;
/* mask away bits above the requested bitfield. */
usWordBuf &= usMask;
return ( UCHAR ) usWordBuf;
}
eMBException
prveMBError2Exception( eMBErrorCode eErrorCode )
{
eMBException eStatus;
switch ( eErrorCode )
{
case MB_ENOERR:
eStatus = MB_EX_NONE;
break;
case MB_ENOREG:
eStatus = MB_EX_ILLEGAL_DATA_ADDRESS;
break;
case MB_ETIMEDOUT:
eStatus = MB_EX_SLAVE_BUSY;
break;
default:
eStatus = MB_EX_SLAVE_DEVICE_FAILURE;
break;
}
return eStatus;
}
components/net/freemodbus/modbus/include/mb.h
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components/net/freemodbus/modbus/include/mbconfig.h
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/*
* FreeModbus Libary: A portable Modbus implementation for Modbus ASCII/RTU.
* Copyright (c) 2006 Christian Walter <wolti@sil.at>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* File: $Id: mbconfig.h,v 1.14 2006/12/07 22:10:34 wolti Exp $
*/
#ifndef _MB_CONFIG_H
#define _MB_CONFIG_H
#ifdef __cplusplus
PR_BEGIN_EXTERN_C
#endif
/* ----------------------- Defines ------------------------------------------*/
/*! \defgroup modbus_cfg Modbus Configuration
*
* Most modules in the protocol stack are completly optional and can be
* excluded. This is specially important if target resources are very small
* and program memory space should be saved.<br>
*
* All of these settings are available in the file <code>mbconfig.h</code>
*/
/*! \addtogroup modbus_cfg
* @{
*/
/*! \brief If Modbus ASCII support is enabled. */
#define MB_ASCII_ENABLED ( 1 )
/*! \brief If Modbus RTU support is enabled. */
#define MB_RTU_ENABLED ( 1 )
/*! \brief If Modbus TCP support is enabled. */
#define MB_TCP_ENABLED ( 0 )
/*! \brief The character timeout value for Modbus ASCII.
*
* The character timeout value is not fixed for Modbus ASCII and is therefore
* a configuration option. It should be set to the maximum expected delay
* time of the network.
*/
#define MB_ASCII_TIMEOUT_SEC ( 1 )
/*! \brief Maximum number of Modbus functions codes the protocol stack
* should support.
*
* The maximum number of supported Modbus functions must be greater than
* the sum of all enabled functions in this file and custom function
* handlers. If set to small adding more functions will fail.
*/
#define MB_FUNC_HANDLERS_MAX ( 16 )
/*! \brief Number of bytes which should be allocated for the <em>Report Slave ID
* </em>command.
*
* This number limits the maximum size of the additional segment in the
* report slave id function. See eMBSetSlaveID( ) for more information on
* how to set this value. It is only used if MB_FUNC_OTHER_REP_SLAVEID_ENABLED
* is set to <code>1</code>.
*/
#define MB_FUNC_OTHER_REP_SLAVEID_BUF ( 32 )
/*! \brief If the <em>Report Slave ID</em> function should be enabled. */
#define MB_FUNC_OTHER_REP_SLAVEID_ENABLED ( 1 )
/*! \brief If the <em>Read Input Registers</em> function should be enabled. */
#define MB_FUNC_READ_INPUT_ENABLED ( 1 )
/*! \brief If the <em>Read Holding Registers</em> function should be enabled. */
#define MB_FUNC_READ_HOLDING_ENABLED ( 1 )
/*! \brief If the <em>Write Single Register</em> function should be enabled. */
#define MB_FUNC_WRITE_HOLDING_ENABLED ( 1 )
/*! \brief If the <em>Write Multiple registers</em> function should be enabled. */
#define MB_FUNC_WRITE_MULTIPLE_HOLDING_ENABLED ( 1 )
/*! \brief If the <em>Read Coils</em> function should be enabled. */
#define MB_FUNC_READ_COILS_ENABLED ( 1 )
/*! \brief If the <em>Write Coils</em> function should be enabled. */
#define MB_FUNC_WRITE_COIL_ENABLED ( 1 )
/*! \brief If the <em>Write Multiple Coils</em> function should be enabled. */
#define MB_FUNC_WRITE_MULTIPLE_COILS_ENABLED ( 1 )
/*! \brief If the <em>Read Discrete Inputs</em> function should be enabled. */
#define MB_FUNC_READ_DISCRETE_INPUTS_ENABLED ( 1 )
/*! \brief If the <em>Read/Write Multiple Registers</em> function should be enabled. */
#define MB_FUNC_READWRITE_HOLDING_ENABLED ( 1 )
/*! @} */
#ifdef __cplusplus
PR_END_EXTERN_C
#endif
#endif
components/net/freemodbus/modbus/include/mbframe.h
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/*
* FreeModbus Libary: A portable Modbus implementation for Modbus ASCII/RTU.
* Copyright (c) 2006 Christian Walter <wolti@sil.at>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* File: $Id: mbframe.h,v 1.9 2006/12/07 22:10:34 wolti Exp $
*/
#ifndef _MB_FRAME_H
#define _MB_FRAME_H
#ifdef __cplusplus
PR_BEGIN_EXTERN_C
#endif
/*!
* Constants which defines the format of a modbus frame. The example is
* shown for a Modbus RTU/ASCII frame. Note that the Modbus PDU is not
* dependent on the underlying transport.
*
* <code>
* <------------------------ MODBUS SERIAL LINE PDU (1) ------------------->
* <----------- MODBUS PDU (1') ---------------->
* +-----------+---------------+----------------------------+-------------+
* | Address | Function Code | Data | CRC/LRC |
* +-----------+---------------+----------------------------+-------------+
* | | | |
* (2) (3/2') (3') (4)
*
* (1) ... MB_SER_PDU_SIZE_MAX = 256
* (2) ... MB_SER_PDU_ADDR_OFF = 0
* (3) ... MB_SER_PDU_PDU_OFF = 1
* (4) ... MB_SER_PDU_SIZE_CRC = 2
*
* (1') ... MB_PDU_SIZE_MAX = 253
* (2') ... MB_PDU_FUNC_OFF = 0
* (3') ... MB_PDU_DATA_OFF = 1
* </code>
*/
/* ----------------------- Defines ------------------------------------------*/
#define MB_PDU_SIZE_MAX 253 /*!< Maximum size of a PDU. */
#define MB_PDU_SIZE_MIN 1 /*!< Function Code */
#define MB_PDU_FUNC_OFF 0 /*!< Offset of function code in PDU. */
#define MB_PDU_DATA_OFF 1 /*!< Offset for response data in PDU. */
/* ----------------------- Prototypes 0-------------------------------------*/
typedef void ( *pvMBFrameStart ) ( void );
typedef void ( *pvMBFrameStop ) ( void );
typedef eMBErrorCode( *peMBFrameReceive ) ( UCHAR * pucRcvAddress,
UCHAR ** pucFrame,
USHORT * pusLength );
typedef eMBErrorCode( *peMBFrameSend ) ( UCHAR slaveAddress,
const UCHAR * pucFrame,
USHORT usLength );
typedef void( *pvMBFrameClose ) ( void );
#ifdef __cplusplus
PR_END_EXTERN_C
#endif
#endif
components/net/freemodbus/modbus/include/mbfunc.h
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/*
* FreeModbus Libary: A portable Modbus implementation for Modbus ASCII/RTU.
* Copyright (c) 2006 Christian Walter <wolti@sil.at>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* File: $Id: mbfunc.h,v 1.12 2006/12/07 22:10:34 wolti Exp $
*/
#ifndef _MB_FUNC_H
#define _MB_FUNC_H
#ifdef __cplusplus
PR_BEGIN_EXTERN_C
#endif
#if MB_FUNC_OTHER_REP_SLAVEID_BUF > 0
eMBException eMBFuncReportSlaveID( UCHAR * pucFrame, USHORT * usLen );
#endif
#if MB_FUNC_READ_INPUT_ENABLED > 0
eMBException eMBFuncReadInputRegister( UCHAR * pucFrame, USHORT * usLen );
#endif
#if MB_FUNC_READ_HOLDING_ENABLED > 0
eMBException eMBFuncReadHoldingRegister( UCHAR * pucFrame, USHORT * usLen );
#endif
#if MB_FUNC_WRITE_HOLDING_ENABLED > 0
eMBException eMBFuncWriteHoldingRegister( UCHAR * pucFrame, USHORT * usLen );
#endif
#if MB_FUNC_WRITE_MULTIPLE_HOLDING_ENABLED > 0
eMBException eMBFuncWriteMultipleHoldingRegister( UCHAR * pucFrame, USHORT * usLen );
#endif
#if MB_FUNC_READ_COILS_ENABLED > 0
eMBException eMBFuncReadCoils( UCHAR * pucFrame, USHORT * usLen );
#endif
#if MB_FUNC_WRITE_COIL_ENABLED > 0
eMBException eMBFuncWriteCoil( UCHAR * pucFrame, USHORT * usLen );
#endif
#if MB_FUNC_WRITE_MULTIPLE_COILS_ENABLED > 0
eMBException eMBFuncWriteMultipleCoils( UCHAR * pucFrame, USHORT * usLen );
#endif
#if MB_FUNC_READ_DISCRETE_INPUTS_ENABLED > 0
eMBException eMBFuncReadDiscreteInputs( UCHAR * pucFrame, USHORT * usLen );
#endif
#if MB_FUNC_READWRITE_HOLDING_ENABLED > 0
eMBException eMBFuncReadWriteMultipleHoldingRegister( UCHAR * pucFrame, USHORT * usLen );
#endif
#ifdef __cplusplus
PR_END_EXTERN_C
#endif
#endif
components/net/freemodbus/modbus/include/mbport.h
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/*
* FreeModbus Libary: A portable Modbus implementation for Modbus ASCII/RTU.
* Copyright (c) 2006 Christian Walter <wolti@sil.at>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* File: $Id: mbport.h,v 1.17 2006/12/07 22:10:34 wolti Exp $
*/
#ifndef _MB_PORT_H
#define _MB_PORT_H
#ifdef __cplusplus
PR_BEGIN_EXTERN_C
#endif
/* ----------------------- Type definitions ---------------------------------*/
typedef enum
{
EV_READY, /*!< Startup finished. */
EV_FRAME_RECEIVED, /*!< Frame received. */
EV_EXECUTE, /*!< Execute function. */
EV_FRAME_SENT /*!< Frame sent. */
} eMBEventType;
/*! \ingroup modbus
* \brief Parity used for characters in serial mode.
*
* The parity which should be applied to the characters sent over the serial
* link. Please note that this values are actually passed to the porting
* layer and therefore not all parity modes might be available.
*/
typedef enum
{
MB_PAR_NONE, /*!< No parity. */
MB_PAR_ODD, /*!< Odd parity. */
MB_PAR_EVEN /*!< Even parity. */
} eMBParity;
/* ----------------------- Supporting functions -----------------------------*/
BOOL xMBPortEventInit( void );
BOOL xMBPortEventPost( eMBEventType eEvent );
BOOL xMBPortEventGet( /*@out@ */ eMBEventType * eEvent );
/* ----------------------- Serial port functions ----------------------------*/
BOOL xMBPortSerialInit( UCHAR ucPort, ULONG ulBaudRate,
UCHAR ucDataBits, eMBParity eParity );
void vMBPortClose( void );
void xMBPortSerialClose( void );
void vMBPortSerialEnable( BOOL xRxEnable, BOOL xTxEnable );
INLINE BOOL xMBPortSerialGetByte( CHAR * pucByte );
INLINE BOOL xMBPortSerialPutByte( CHAR ucByte );
/* ----------------------- Timers functions ---------------------------------*/
BOOL xMBPortTimersInit( USHORT usTimeOut50us );
void xMBPortTimersClose( void );
INLINE void vMBPortTimersEnable( void );
INLINE void vMBPortTimersDisable( void );
/* ----------------------- Callback for the protocol stack ------------------*/
/*!
* \brief Callback function for the porting layer when a new byte is
* available.
*
* Depending upon the mode this callback function is used by the RTU or
* ASCII transmission layers. In any case a call to xMBPortSerialGetByte()
* must immediately return a new character.
*
* \return <code>TRUE</code> if a event was posted to the queue because
* a new byte was received. The port implementation should wake up the
* tasks which are currently blocked on the eventqueue.
*/
extern BOOL( *pxMBFrameCBByteReceived ) ( void );
extern BOOL( *pxMBFrameCBTransmitterEmpty ) ( void );
extern BOOL( *pxMBPortCBTimerExpired ) ( void );
/* ----------------------- TCP port functions -------------------------------*/
BOOL xMBTCPPortInit( USHORT usTCPPort );
void vMBTCPPortClose( void );
void vMBTCPPortDisable( void );
BOOL xMBTCPPortGetRequest( UCHAR **ppucMBTCPFrame, USHORT * usTCPLength );
BOOL xMBTCPPortSendResponse( const UCHAR *pucMBTCPFrame, USHORT usTCPLength );
#ifdef __cplusplus
PR_END_EXTERN_C
#endif
#endif
components/net/freemodbus/modbus/include/mbproto.h
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@@ -1,83 +0,0 @@
/*
* FreeModbus Libary: A portable Modbus implementation for Modbus ASCII/RTU.
* Copyright (c) 2006 Christian Walter <wolti@sil.at>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* File: $Id: mbproto.h,v 1.14 2006/12/07 22:10:34 wolti Exp $
*/
#ifndef _MB_PROTO_H
#define _MB_PROTO_H
#ifdef __cplusplus
PR_BEGIN_EXTERN_C
#endif
/* ----------------------- Defines ------------------------------------------*/
#define MB_ADDRESS_BROADCAST ( 0 ) /*! Modbus broadcast address. */
#define MB_ADDRESS_MIN ( 1 ) /*! Smallest possible slave address. */
#define MB_ADDRESS_MAX ( 247 ) /*! Biggest possible slave address. */
#define MB_FUNC_NONE ( 0 )
#define MB_FUNC_READ_COILS ( 1 )
#define MB_FUNC_READ_DISCRETE_INPUTS ( 2 )
#define MB_FUNC_WRITE_SINGLE_COIL ( 5 )
#define MB_FUNC_WRITE_MULTIPLE_COILS ( 15 )
#define MB_FUNC_READ_HOLDING_REGISTER ( 3 )
#define MB_FUNC_READ_INPUT_REGISTER ( 4 )
#define MB_FUNC_WRITE_REGISTER ( 6 )
#define MB_FUNC_WRITE_MULTIPLE_REGISTERS ( 16 )
#define MB_FUNC_READWRITE_MULTIPLE_REGISTERS ( 23 )
#define MB_FUNC_DIAG_READ_EXCEPTION ( 7 )
#define MB_FUNC_DIAG_DIAGNOSTIC ( 8 )
#define MB_FUNC_DIAG_GET_COM_EVENT_CNT ( 11 )
#define MB_FUNC_DIAG_GET_COM_EVENT_LOG ( 12 )
#define MB_FUNC_OTHER_REPORT_SLAVEID ( 17 )
#define MB_FUNC_ERROR ( 128 )
/* ----------------------- Type definitions ---------------------------------*/
typedef enum
{
MB_EX_NONE = 0x00,
MB_EX_ILLEGAL_FUNCTION = 0x01,
MB_EX_ILLEGAL_DATA_ADDRESS = 0x02,
MB_EX_ILLEGAL_DATA_VALUE = 0x03,
MB_EX_SLAVE_DEVICE_FAILURE = 0x04,
MB_EX_ACKNOWLEDGE = 0x05,
MB_EX_SLAVE_BUSY = 0x06,
MB_EX_MEMORY_PARITY_ERROR = 0x08,
MB_EX_GATEWAY_PATH_FAILED = 0x0A,
MB_EX_GATEWAY_TGT_FAILED = 0x0B
} eMBException;
typedef eMBException( *pxMBFunctionHandler ) ( UCHAR * pucFrame, USHORT * pusLength );
typedef struct
{
UCHAR ucFunctionCode;
pxMBFunctionHandler pxHandler;
} xMBFunctionHandler;
#ifdef __cplusplus
PR_END_EXTERN_C
#endif
#endif
components/net/freemodbus/modbus/include/mbutils.h
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/*
* FreeModbus Libary: A portable Modbus implementation for Modbus ASCII/RTU.
* Copyright (c) 2006 Christian Walter <wolti@sil.at>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* File: $Id: mbutils.h,v 1.5 2006/12/07 22:10:34 wolti Exp $
*/
#ifndef _MB_UTILS_H
#define _MB_UTILS_H
#ifdef __cplusplus
PR_BEGIN_EXTERN_C
#endif
/*! \defgroup modbus_utils Utilities
*
* This module contains some utility functions which can be used by
* the application. It includes some special functions for working with
* bitfields backed by a character array buffer.
*
*/
/*! \addtogroup modbus_utils
* @{
*/
/*! \brief Function to set bits in a byte buffer.
*
* This function allows the efficient use of an array to implement bitfields.
* The array used for storing the bits must always be a multiple of two
* bytes. Up to eight bits can be set or cleared in one operation.
*
* \param ucByteBuf A buffer where the bit values are stored. Must be a
* multiple of 2 bytes. No length checking is performed and if
* usBitOffset / 8 is greater than the size of the buffer memory contents
* is overwritten.
* \param usBitOffset The starting address of the bits to set. The first
* bit has the offset 0.
* \param ucNBits Number of bits to modify. The value must always be smaller
* than 8.
* \param ucValues Thew new values for the bits. The value for the first bit
* starting at <code>usBitOffset</code> is the LSB of the value
* <code>ucValues</code>
*
* \code
* ucBits[2] = {0, 0};
*
* // Set bit 4 to 1 (read: set 1 bit starting at bit offset 4 to value 1)
* xMBUtilSetBits( ucBits, 4, 1, 1 );
*
* // Set bit 7 to 1 and bit 8 to 0.
* xMBUtilSetBits( ucBits, 7, 2, 0x01 );
*
* // Set bits 8 - 11 to 0x05 and bits 12 - 15 to 0x0A;
* xMBUtilSetBits( ucBits, 8, 8, 0x5A);
* \endcode
*/
void xMBUtilSetBits( UCHAR * ucByteBuf, USHORT usBitOffset,
UCHAR ucNBits, UCHAR ucValues );
/*! \brief Function to read bits in a byte buffer.
*
* This function is used to extract up bit values from an array. Up to eight
* bit values can be extracted in one step.
*
* \param ucByteBuf A buffer where the bit values are stored.
* \param usBitOffset The starting address of the bits to set. The first
* bit has the offset 0.
* \param ucNBits Number of bits to modify. The value must always be smaller
* than 8.
*
* \code
* UCHAR ucBits[2] = {0, 0};
* UCHAR ucResult;
*
* // Extract the bits 3 - 10.
* ucResult = xMBUtilGetBits( ucBits, 3, 8 );
* \endcode
*/
UCHAR xMBUtilGetBits( UCHAR * ucByteBuf, USHORT usBitOffset,
UCHAR ucNBits );
/*! @} */
#ifdef __cplusplus
PR_END_EXTERN_C
#endif
#endif
components/net/freemodbus/modbus/mb.c
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components/net/freemodbus/modbus/mbmaster.c
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/*
* File : mbmaster.c
* This file is part of freemodbus in RT-Thread RTOS
* COPYRIGHT (C) 2006 - 2009, RT-Thread Development Team
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rt-thread.org/license/LICENSE
*
* Change Logs:
* Date Author Notes
* 2010-04-04 yi.qiu first version
*/
/* ----------------------- Platform includes --------------------------------*/
#include "rtthread.h"
#include "port.h"
/* ----------------------- Modbus includes ----------------------------------*/
#include "mb.h"
#include "mbconfig.h"
#include "mbframe.h"
#include "mbproto.h"
#include "mbfunc.h"
eMBErrorCode eMBMReadHoldingRegisters (UCHAR ucSlaveAddress, USHORT usRegStartAddress,
UBYTE ubNRegs, UBYTE arusBufferOut[])
{
static UCHAR ucMBFrame[5];
eMBErrorCode eStatus = MB_ENOERR;
eMBEventType eEvent;
static UCHAR ucRcvAddress;
static USHORT usLength;
UCHAR *ucRcvFrame;
/* make up request frame */
ucMBFrame[0] = MB_FUNC_READ_HOLDING_REGISTER;
ucMBFrame[1] = (UCHAR)(usRegStartAddress >> 8);
ucMBFrame[2] = (UCHAR)(usRegStartAddress);
ucMBFrame[3] = (UCHAR)(ubNRegs >> 8);
ucMBFrame[4] = (UCHAR)(ubNRegs);
/* send request frame to slave device */
eStatus = eMBRTUSend( ucSlaveAddress, ucMBFrame, 5 );
/* wait on receive event */
if( xMBPortEventGet( &eEvent ) == TRUE )
{
eStatus = eMBRTUReceive( &ucRcvAddress, &ucRcvFrame, &usLength );
if( eStatus == MB_ENOERR )
{
/* Check if the frame is for us. If not ignore the frame. */
if( ( ucRcvAddress == ucSlaveAddress ) || ( ucRcvAddress == MB_ADDRESS_BROADCAST ) )
{
RT_ASSERT(ucRcvFrame[0] == MB_FUNC_READ_HOLDING_REGISTER);
RT_ASSERT(ucRcvFrame[1] == 2*ubNRegs)
rt_memcpy((UCHAR *)arusBufferOut, &ucRcvFrame[2], 2*ubNRegs);
}
}
}
else eStatus = MB_ETIMEDOUT;
return eStatus;
}
/*! @fn eMBErrorCode eMBMReadCoils (UCHAR ucSlaveAddress, USHORT usCoilStartAddress,
UBYTE ubNCoils, USHORT arusBufferOut[])
** @brief request coils
** @details
** @param ucSlaveAddress slave station address :from 1 to 247(max)
** @param usCoilStartAddress coils address
** @param ubNCoils request coils number
** @param arusBufferOut response packet buf
** @return eMBErrorCode
** @author LiJin
** @date 2010-04-07
** @note
*/
eMBErrorCode eMBMReadCoils (UCHAR ucSlaveAddress, USHORT usCoilStartAddress,
UBYTE ubNCoils, UBYTE arusBufferOut[])
{
static UCHAR ucMBFrame[5];
eMBErrorCode eStatus = MB_ENOERR;
eMBEventType eEvent;
static UCHAR ucRcvAddress;
static USHORT usLength;
UCHAR *ucRcvFrame;
/* make up request frame */
ucMBFrame[0] = MB_FUNC_READ_COILS;
ucMBFrame[1] = (UCHAR)(usCoilStartAddress >> 8);
ucMBFrame[2] = (UCHAR)(usCoilStartAddress);
ucMBFrame[3] = (UCHAR)(ubNCoils >> 8);
ucMBFrame[4] = (UCHAR)(ubNCoils);
/* send request frame to slave device */
eStatus = eMBRTUSend( ucSlaveAddress, ucMBFrame, 5 );
/* wait on receive event */
if( xMBPortEventGet( &eEvent ) == TRUE )
{
eStatus = eMBRTUReceive( &ucRcvAddress, &ucRcvFrame, &usLength );
if( eStatus == MB_ENOERR )
{
/* Check if the frame is for us. If not ignore the frame. */
if( ucRcvAddress == ucSlaveAddress )
{
RT_ASSERT(ucRcvFrame[0] == MB_FUNC_READ_COILS);
rt_memcpy((UCHAR *)arusBufferOut, &ucRcvFrame[2], ucRcvFrame[1]);
}
}
}
else eStatus = MB_ETIMEDOUT;
return eStatus;
}
components/net/freemodbus/modbus/port/demo.c
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/*
* File : demo.c
* This file is part of freemodbus in RT-Thread RTOS
* COPYRIGHT (C) 2006 - 2009, RT-Thread Development Team
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rt-thread.org/license/LICENSE
*
* Change Logs:
* Date Author Notes
* 2010-04-04 yi.qiu first version
* 2010-04-07 LiJin
*/
/* ----------------------- Platform includes --------------------------------*/
#include <rtthread.h>
#include "port.h"
/* ----------------------- Modbus includes ----------------------------------*/
#include "mb.h"
#include "mbconfig.h"
#include "mbframe.h"
#include "mbproto.h"
#include "mbfunc.h"
#include "varible.h"
void rt_modbus_thread_entry(void* parameter)
{
eMBErrorCode eStatus;
USHORT buf[1];
varible_group_t var_group;
var_group = varible_group_get();
eStatus = eMBInit( MB_RTU, 0x0A, 0, 115200, MB_PAR_EVEN );
/* Enable the Modbus Protocol Stack. */
eStatus = eMBEnable();
rt_thread_delay(50);
while(1)
{
int i = 0;
var_group->table->hash_table[].
if(eMBMReadCoils(0x01, 0x0, 0x6, buf) != MB_ETIMEDOUT)
rt_thread_delay(100);
}
}
int modbus_start(void)
{
rt_thread_t modbus_thread;
modbus_thread = rt_thread_create("modbus",
rt_modbus_thread_entry, RT_NULL,
2048, 20, 20);
if (modbus_thread != RT_NULL)
rt_thread_startup(modbus_thread);
return 0;
}
eMBErrorCode eMBRegInputCB( UCHAR * pucRegBuffer, USHORT usAddress, USHORT usNRegs )
{
return MB_ENOREG;
}
eMBErrorCode eMBRegHoldingCB( UCHAR * pucRegBuffer, USHORT usAddress, USHORT usNRegs,
eMBRegisterMode eMode )
{
return MB_ENOREG;
}
eMBErrorCode eMBRegCoilsCB( UCHAR * pucRegBuffer, USHORT usAddress, USHORT usNCoils,
eMBRegisterMode eMode )
{
return MB_ENOREG;
}
eMBErrorCode eMBRegDiscreteCB( UCHAR * pucRegBuffer, USHORT usAddress, USHORT usNDiscrete )
{
return MB_ENOREG;
}
components/net/freemodbus/modbus/port/port.c
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@@ -1,34 +0,0 @@
/*
* File : porttimer.c
* This file is part of freemodbus in RT-Thread RTOS
* COPYRIGHT (C) 2006 - 2009, RT-Thread Development Team
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rt-thread.org/license/LICENSE
*
* Change Logs:
* Date Author Notes
* 2010-04-04 yi.qiu first version
*/
/* ----------------------- System includes --------------------------------*/
#include <rtthread.h>
#include <rthw.h>
/* ----------------------- Modbus includes ----------------------------------*/
/* ----------------------- Variables ----------------------------------------*/
static int level;
/* ----------------------- Start implementation -----------------------------*/
void EnterCriticalSection(void)
{
level = rt_hw_interrupt_disable();
}
void ExitCriticalSection(void)
{
rt_hw_interrupt_enable(level);
}
components/net/freemodbus/modbus/port/port.h
-57
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@@ -1,57 +0,0 @@
/*
* FreeModbus Libary: BARE Port
* Copyright (C) 2006 Christian Walter <wolti@sil.at>
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Lesser General Public
* License as published by the Free Software Foundation; either
* version 2.1 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Lesser General Public
* License along with this library; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*
* File: $Id: port.h,v 1.1 2007/04/24 23:15:18 wolti Exp $
*/
#ifndef _PORT_H
#define _PORT_H
#include <rtthread.h>
#define INLINE
#define PR_BEGIN_EXTERN_C extern "C" {
#define PR_END_EXTERN_C }
#define assert(x) RT_ASSERT(x)
#define ENTER_CRITICAL_SECTION() EnterCriticalSection()
#define EXIT_CRITICAL_SECTION() ExitCriticalSection()
void EnterCriticalSection( void );
void ExitCriticalSection( void );
typedef rt_uint8_t BOOL;
typedef unsigned char UBYTE;
typedef unsigned char UCHAR;
typedef char CHAR;
typedef rt_uint16_t USHORT;
typedef rt_int16_t SHORT;
typedef rt_uint32_t ULONG;
typedef rt_int32_t LONG;
#ifndef TRUE
#define TRUE 1
#endif
#ifndef FALSE
#define FALSE 0
#endif
#endif
components/net/freemodbus/modbus/port/portevent.c
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@@ -1,61 +0,0 @@
/*
* File : portevent.c
* This file is part of freemodbus in RT-Thread RTOS
* COPYRIGHT (C) 2006 - 2009, RT-Thread Development Team
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rt-thread.org/license/LICENSE
*
* Change Logs:
* Date Author Notes
* 2010-04-04 yi.qiu first version
*/
/* ----------------------- Modbus includes ----------------------------------*/
#include <rtthread.h>
#include "mb.h"
#include "mbport.h"
/* ----------------------- Variables ----------------------------------------*/
static struct rt_event event;
/* ----------------------- Start implementation -----------------------------*/
BOOL xMBPortEventInit( void )
{
rt_event_init(&event, "modbus", RT_IPC_FLAG_FIFO);
return TRUE;
}
BOOL xMBPortEventPost( eMBEventType eEvent )
{
/* only care abot EV_FRAME_RECEIVED event */
if(eEvent == EV_FRAME_RECEIVED)
{
rt_event_send(&event, 1<<eEvent);
}
return TRUE;
}
BOOL xMBPortEventGet( eMBEventType * eEvent )
{
rt_uint32_t e;
rt_int32_t time_out = 3000/(1000/RT_TICK_PER_SECOND);
if(rt_event_recv(&event, (1<<EV_FRAME_RECEIVED),
RT_EVENT_FLAG_AND | RT_EVENT_FLAG_CLEAR,
time_out, &e) == RT_EOK)
{
*eEvent = EV_FRAME_RECEIVED;
return TRUE;
}
else
{
rt_kprintf("get event timeout\n");
return FALSE;
}
}
components/net/freemodbus/modbus/port/portserial.c
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@@ -1,142 +0,0 @@
/*
* File : portserial.c
* This file is part of freemodbus in RT-Thread RTOS
* COPYRIGHT (C) 2006 - 2009, RT-Thread Development Team
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rt-thread.org/license/LICENSE
*
* Change Logs:
* Date Author Notes
* 2010-04-04 yi.qiu first version
*/
#include <rtthread.h>
#include "port.h"
#include "serial.h"
/* ----------------------- Modbus includes ----------------------------------*/
#include "mb.h"
#include "mbport.h"
#define UART1 ((struct uartport *)&U1BASE)
/* ----------------------- static functions ---------------------------------*/
static void rt_serial1_handler(int vector);
static void prvvUARTTxReadyISR(void);
static void prvvUARTRxISR(void);
extern rt_uint32_t PCLK;
/* ----------------------- Start implementation -----------------------------*/
void vMBPortSerialEnable( BOOL xRxEnable, BOOL xTxEnable )
{
if( xRxEnable )
{
INTSUBMSK &= ~(BIT_SUB_RXD1);
}
else
{
INTSUBMSK |= (BIT_SUB_RXD1);
}
if( xTxEnable )
{
INTSUBMSK &= ~(BIT_SUB_TXD1);
prvvUARTTxReadyISR();
}
else
{
INTSUBMSK |= (BIT_SUB_TXD1);
}
}
void vMBPortClose( void )
{
/* null */
}
BOOL xMBPortSerialInit( UCHAR ucPORT, ULONG ulBaudRate, UCHAR ucDataBits, eMBParity eParity )
{
int i;
/* FIFO enable, Tx/Rx FIFO clear */
UART1->ufcon = 0x0;
/* disable the flow control */
UART1->umcon = 0x0;
/* Normal,No parity,1 stop,8 bit */
UART1->ulcon = 0x3;
/*
* tx=level,rx=edge,disable timeout int.,enable rx error int.
* normal,interrupt or polling
*/
UART1->ucon = 0x245;
/* Set uart0 bps */
UART1->ubrd = (rt_int32_t)(PCLK / (ulBaudRate * 16)) - 1;
for (i = 0; i < 100; i++);
SUBSRCPND |= BIT_SUB_RXD1;
SUBSRCPND |= BIT_SUB_TXD1;
rt_hw_interrupt_install(INTUART1, rt_serial1_handler, RT_NULL);
rt_hw_interrupt_umask(INTUART1);
return TRUE;
}
BOOL xMBPortSerialPutByte( CHAR ucByte )
{
/* wait for room in the transmit FIFO */
while(!(USTAT1 & USTAT_TXB_EMPTY));
UTXH1 = (UCHAR)ucByte;
return TRUE;
}
BOOL xMBPortSerialGetByte( CHAR * pucByte )
{
while (!(USTAT1 & USTAT_RCV_READY));
*pucByte = URXH1;
return TRUE;
}
static void rt_serial1_handler(int vector)
{
if (SUBSRCPND & BIT_SUB_RXD1)
{
SUBSRCPND |= BIT_SUB_RXD1;
prvvUARTRxISR();
}
else if (SUBSRCPND & BIT_SUB_TXD1)
{
SUBSRCPND |= BIT_SUB_TXD1;
prvvUARTTxReadyISR();
}
}
/*
* Create an interrupt handler for the transmit buffer empty interrupt
* (or an equivalent) for your target processor. This function should then
* call pxMBFrameCBTransmitterEmpty( ) which tells the protocol stack that
* a new character can be sent. The protocol stack will then call
* xMBPortSerialPutByte( ) to send the character.
*/
static void prvvUARTTxReadyISR( void )
{
pxMBFrameCBTransmitterEmpty( );
}
/*
* Create an interrupt handler for the receive interrupt for your target
* processor. This function should then call pxMBFrameCBByteReceived( ). The
* protocol stack will then call xMBPortSerialGetByte( ) to retrieve the
* character.
*/
static void prvvUARTRxISR( void )
{
pxMBFrameCBByteReceived( );
}
components/net/freemodbus/modbus/port/porttimer.c
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@@ -1,64 +0,0 @@
/*
* File : porttimer.c
* This file is part of freemodbus in RT-Thread RTOS
* COPYRIGHT (C) 2006 - 2009, RT-Thread Development Team
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rt-thread.org/license/LICENSE
*
* Change Logs:
* Date Author Notes
* 2010-04-04 yi.qiu first version
*/
/* ----------------------- Platform includes --------------------------------*/
#include <rtthread.h>
#include <s3c24x0.h>
#include "port.h"
/* ----------------------- Modbus includes ----------------------------------*/
#include "mb.h"
#include "mbport.h"
/* ----------------------- static functions ---------------------------------*/
static void prvvTIMERExpiredISR( void );
extern rt_uint32_t PCLK;
/* ----------------------- Start implementation -----------------------------*/
BOOL xMBPortTimersInit(USHORT usTim1Timerout50us)
{
/* all are interrupt mode,set Timer 3 MUX 1/4 */
TCFG1 &= 0xffff0fff;
TCFG1 |= 0x00001000;
TCNTB3 = (rt_int32_t)(usTim1Timerout50us*(PCLK/ (4 *16* 1000))) - 1;
/* manual update */
TCON = TCON & (~(0x0f<<16)) | (0x02<<16);
/* install interrupt handler */
rt_hw_interrupt_install(INTTIMER3, prvvTIMERExpiredISR, RT_NULL);
rt_hw_interrupt_umask(INTTIMER3);
/* start timer3, reload */
TCON = TCON & (~(0x0f<<16)) | (0x09<<16);
return TRUE;
}
void vMBPortTimersEnable(void)
{
/* start timer4, reload */
TCON = TCON & (~(0x0f<<16)) | (0x09<<16);
}
void vMBPortTimersDisable(void)
{
TCON = TCON & (~(0x01<<16));
}
static void prvvTIMERExpiredISR( void )
{
(void)pxMBPortCBTimerExpired();
}
components/net/freemodbus/modbus/rtu/mbcrc.c
-98
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@@ -1,98 +0,0 @@
/*
* FreeModbus Libary: A portable Modbus implementation for Modbus ASCII/RTU.
* Copyright (c) 2006 Christian Walter <wolti@sil.at>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* File: $Id: mbcrc.c,v 1.7 2007/02/18 23:50:27 wolti Exp $
*/
/* ----------------------- Platform includes --------------------------------*/
#include "port.h"
static const UCHAR aucCRCHi[] = {
0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41,
0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40,
0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41,
0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41,
0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41,
0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40,
0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40,
0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40,
0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41,
0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40,
0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41,
0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41,
0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41,
0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41,
0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41,
0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41,
0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41,
0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x00, 0xC1, 0x81, 0x40,
0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41,
0x00, 0xC1, 0x81, 0x40, 0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41,
0x00, 0xC1, 0x81, 0x40, 0x01, 0xC0, 0x80, 0x41, 0x01, 0xC0, 0x80, 0x41,
0x00, 0xC1, 0x81, 0x40
};
static const UCHAR aucCRCLo[] = {
0x00, 0xC0, 0xC1, 0x01, 0xC3, 0x03, 0x02, 0xC2, 0xC6, 0x06, 0x07, 0xC7,
0x05, 0xC5, 0xC4, 0x04, 0xCC, 0x0C, 0x0D, 0xCD, 0x0F, 0xCF, 0xCE, 0x0E,
0x0A, 0xCA, 0xCB, 0x0B, 0xC9, 0x09, 0x08, 0xC8, 0xD8, 0x18, 0x19, 0xD9,
0x1B, 0xDB, 0xDA, 0x1A, 0x1E, 0xDE, 0xDF, 0x1F, 0xDD, 0x1D, 0x1C, 0xDC,
0x14, 0xD4, 0xD5, 0x15, 0xD7, 0x17, 0x16, 0xD6, 0xD2, 0x12, 0x13, 0xD3,
0x11, 0xD1, 0xD0, 0x10, 0xF0, 0x30, 0x31, 0xF1, 0x33, 0xF3, 0xF2, 0x32,
0x36, 0xF6, 0xF7, 0x37, 0xF5, 0x35, 0x34, 0xF4, 0x3C, 0xFC, 0xFD, 0x3D,
0xFF, 0x3F, 0x3E, 0xFE, 0xFA, 0x3A, 0x3B, 0xFB, 0x39, 0xF9, 0xF8, 0x38,
0x28, 0xE8, 0xE9, 0x29, 0xEB, 0x2B, 0x2A, 0xEA, 0xEE, 0x2E, 0x2F, 0xEF,
0x2D, 0xED, 0xEC, 0x2C, 0xE4, 0x24, 0x25, 0xE5, 0x27, 0xE7, 0xE6, 0x26,
0x22, 0xE2, 0xE3, 0x23, 0xE1, 0x21, 0x20, 0xE0, 0xA0, 0x60, 0x61, 0xA1,
0x63, 0xA3, 0xA2, 0x62, 0x66, 0xA6, 0xA7, 0x67, 0xA5, 0x65, 0x64, 0xA4,
0x6C, 0xAC, 0xAD, 0x6D, 0xAF, 0x6F, 0x6E, 0xAE, 0xAA, 0x6A, 0x6B, 0xAB,
0x69, 0xA9, 0xA8, 0x68, 0x78, 0xB8, 0xB9, 0x79, 0xBB, 0x7B, 0x7A, 0xBA,
0xBE, 0x7E, 0x7F, 0xBF, 0x7D, 0xBD, 0xBC, 0x7C, 0xB4, 0x74, 0x75, 0xB5,
0x77, 0xB7, 0xB6, 0x76, 0x72, 0xB2, 0xB3, 0x73, 0xB1, 0x71, 0x70, 0xB0,
0x50, 0x90, 0x91, 0x51, 0x93, 0x53, 0x52, 0x92, 0x96, 0x56, 0x57, 0x97,
0x55, 0x95, 0x94, 0x54, 0x9C, 0x5C, 0x5D, 0x9D, 0x5F, 0x9F, 0x9E, 0x5E,
0x5A, 0x9A, 0x9B, 0x5B, 0x99, 0x59, 0x58, 0x98, 0x88, 0x48, 0x49, 0x89,
0x4B, 0x8B, 0x8A, 0x4A, 0x4E, 0x8E, 0x8F, 0x4F, 0x8D, 0x4D, 0x4C, 0x8C,
0x44, 0x84, 0x85, 0x45, 0x87, 0x47, 0x46, 0x86, 0x82, 0x42, 0x43, 0x83,
0x41, 0x81, 0x80, 0x40
};
USHORT
usMBCRC16( UCHAR * pucFrame, USHORT usLen )
{
UCHAR ucCRCHi = 0xFF;
UCHAR ucCRCLo = 0xFF;
int iIndex;
while( usLen-- )
{
iIndex = ucCRCLo ^ *( pucFrame++ );
ucCRCLo = ( UCHAR )( ucCRCHi ^ aucCRCHi[iIndex] );
ucCRCHi = aucCRCLo[iIndex];
}
return ( USHORT )( ucCRCHi << 8 | ucCRCLo );
}
components/net/freemodbus/modbus/rtu/mbcrc.h
-36
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@@ -1,36 +0,0 @@
/*
* FreeModbus Libary: A portable Modbus implementation for Modbus ASCII/RTU.
* Copyright (c) 2006 Christian Walter <wolti@sil.at>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* File: $Id: mbcrc.h,v 1.5 2006/12/07 22:10:34 wolti Exp $
*/
#ifndef _MB_CRC_H
#define _MB_CRC_H
USHORT usMBCRC16( UCHAR * pucFrame, USHORT usLen );
#endif
components/net/freemodbus/modbus/rtu/mbrtu.c
-355
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components/net/freemodbus/modbus/rtu/mbrtu.h
-51
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@@ -1,51 +0,0 @@
/*
* FreeModbus Libary: A portable Modbus implementation for Modbus ASCII/RTU.
* Copyright (c) 2006 Christian Walter <wolti@sil.at>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* File: $Id: mbrtu.h,v 1.9 2006/12/07 22:10:34 wolti Exp $
*/
#ifndef _MB_RTU_H
#define _MB_RTU_H
#ifdef __cplusplus
PR_BEGIN_EXTERN_C
#endif
eMBErrorCode eMBRTUInit( UCHAR slaveAddress, UCHAR ucPort, ULONG ulBaudRate,
eMBParity eParity );
void eMBRTUStart( void );
void eMBRTUStop( void );
eMBErrorCode eMBRTUReceive( UCHAR * pucRcvAddress, UCHAR ** pucFrame, USHORT * pusLength );
eMBErrorCode eMBRTUSend( UCHAR slaveAddress, const UCHAR * pucFrame, USHORT usLength );
BOOL xMBRTUReceiveFSM( void );
BOOL xMBRTUTransmitFSM( void );
BOOL xMBRTUTimerT15Expired( void );
BOOL xMBRTUTimerT35Expired( void );
#ifdef __cplusplus
PR_END_EXTERN_C
#endif
#endif
components/net/freemodbus/modbus/tcp/mbtcp.c
-158
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@@ -1,158 +0,0 @@
/*
* FreeModbus Libary: A portable Modbus implementation for Modbus ASCII/RTU.
* Copyright (c) 2006 Christian Walter <wolti@sil.at>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* File: $Id: mbtcp.c,v 1.3 2006/12/07 22:10:34 wolti Exp $
*/
/* ----------------------- System includes ----------------------------------*/
#include "stdlib.h"
#include "string.h"
/* ----------------------- Platform includes --------------------------------*/
#include "port.h"
/* ----------------------- Modbus includes ----------------------------------*/
#include "mb.h"
#include "mbconfig.h"
#include "mbtcp.h"
#include "mbframe.h"
#include "mbport.h"
#if MB_TCP_ENABLED > 0
/* ----------------------- Defines ------------------------------------------*/
/* ----------------------- MBAP Header --------------------------------------*/
/*
*
* <------------------------ MODBUS TCP/IP ADU(1) ------------------------->
* <----------- MODBUS PDU (1') ---------------->
* +-----------+---------------+------------------------------------------+
* | TID | PID | Length | UID |Code | Data |
* +-----------+---------------+------------------------------------------+
* | | | | |
* (2) (3) (4) (5) (6)
*
* (2) ... MB_TCP_TID = 0 (Transaction Identifier - 2 Byte)
* (3) ... MB_TCP_PID = 2 (Protocol Identifier - 2 Byte)
* (4) ... MB_TCP_LEN = 4 (Number of bytes - 2 Byte)
* (5) ... MB_TCP_UID = 6 (Unit Identifier - 1 Byte)
* (6) ... MB_TCP_FUNC = 7 (Modbus Function Code)
*
* (1) ... Modbus TCP/IP Application Data Unit
* (1') ... Modbus Protocol Data Unit
*/
#define MB_TCP_TID 0
#define MB_TCP_PID 2
#define MB_TCP_LEN 4
#define MB_TCP_UID 6
#define MB_TCP_FUNC 7
#define MB_TCP_PROTOCOL_ID 0 /* 0 = Modbus Protocol */
/* ----------------------- Start implementation -----------------------------*/
eMBErrorCode
eMBTCPDoInit( USHORT ucTCPPort )
{
eMBErrorCode eStatus = MB_ENOERR;
if( xMBTCPPortInit( ucTCPPort ) == FALSE )
{
eStatus = MB_EPORTERR;
}
return eStatus;
}
void
eMBTCPStart( void )
{
}
void
eMBTCPStop( void )
{
/* Make sure that no more clients are connected. */
vMBTCPPortDisable( );
}
eMBErrorCode
eMBTCPReceive( UCHAR * pucRcvAddress, UCHAR ** ppucFrame, USHORT * pusLength )
{
eMBErrorCode eStatus = MB_EIO;
UCHAR *pucMBTCPFrame;
USHORT usLength;
USHORT usPID;
if( xMBTCPPortGetRequest( &pucMBTCPFrame, &usLength ) != FALSE )
{
usPID = pucMBTCPFrame[MB_TCP_PID] << 8U;
usPID |= pucMBTCPFrame[MB_TCP_PID + 1];
if( usPID == MB_TCP_PROTOCOL_ID )
{
*ppucFrame = &pucMBTCPFrame[MB_TCP_FUNC];
*pusLength = usLength - MB_TCP_FUNC;
eStatus = MB_ENOERR;
/* Modbus TCP does not use any addresses. Fake the source address such
* that the processing part deals with this frame.
*/
*pucRcvAddress = MB_TCP_PSEUDO_ADDRESS;
}
}
else
{
eStatus = MB_EIO;
}
return eStatus;
}
eMBErrorCode
eMBTCPSend( UCHAR _unused, const UCHAR * pucFrame, USHORT usLength )
{
eMBErrorCode eStatus = MB_ENOERR;
UCHAR *pucMBTCPFrame = ( UCHAR * ) pucFrame - MB_TCP_FUNC;
USHORT usTCPLength = usLength + MB_TCP_FUNC;
/* The MBAP header is already initialized because the caller calls this
* function with the buffer returned by the previous call. Therefore we
* only have to update the length in the header. Note that the length
* header includes the size of the Modbus PDU and the UID Byte. Therefore
* the length is usLength plus one.
*/
pucMBTCPFrame[MB_TCP_LEN] = ( usLength + 1 ) >> 8U;
pucMBTCPFrame[MB_TCP_LEN + 1] = ( usLength + 1 ) & 0xFF;
if( xMBTCPPortSendResponse( pucMBTCPFrame, usTCPLength ) == FALSE )
{
eStatus = MB_EIO;
}
return eStatus;
}
#endif
components/net/freemodbus/modbus/tcp/mbtcp.h
-53
View File
@@ -1,53 +0,0 @@
/*
* FreeModbus Libary: A portable Modbus implementation for Modbus ASCII/RTU.
* Copyright (c) 2006 Christian Walter <wolti@sil.at>
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. The name of the author may not be used to endorse or promote products
* derived from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
* IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
* IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
* NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
* THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*
* File: $Id: mbtcp.h,v 1.2 2006/12/07 22:10:34 wolti Exp $
*/
#ifndef _MB_TCP_H
#define _MB_TCP_H
#ifdef __cplusplus
PR_BEGIN_EXTERN_C
#endif
/* ----------------------- Defines ------------------------------------------*/
#define MB_TCP_PSEUDO_ADDRESS 255
/* ----------------------- Function prototypes ------------------------------*/
eMBErrorCode eMBTCPDoInit( USHORT ucTCPPort );
void eMBTCPStart( void );
void eMBTCPStop( void );
eMBErrorCode eMBTCPReceive( UCHAR * pucRcvAddress, UCHAR ** pucFrame,
USHORT * pusLength );
eMBErrorCode eMBTCPSend( UCHAR _unused, const UCHAR * pucFrame,
USHORT usLength );
#ifdef __cplusplus
PR_END_EXTERN_C
#endif
#endif