mirror of
https://github.com/apache/nuttx.git
synced 2026-06-06 16:50:55 +08:00
More ST5767 LCD files missed in last commit
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@5773 42af7a65-404d-4744-a932-0658087f49c3
This commit is contained in:
patacongo
@@ -0,0 +1,158 @@
|
||||
/****************************************************************************
|
||||
* include/nuttx/lcd/st7567.h
|
||||
*
|
||||
* Driver for the TM12864J1CCWGWA Display with the ST7567 LCD
|
||||
* controller.
|
||||
*
|
||||
* Copyright (C) 2013 Zilogic Systems. All rights reserved.
|
||||
* Author: Manikandan <code@zilogic.com>
|
||||
*
|
||||
* Based on include/nuttx/lcd/ug-9664hswag01.h
|
||||
*
|
||||
* Copyright (C) 2011-2012 Gregory Nutt. All rights reserved.
|
||||
* Author: Gregory Nutt <gnutt@nuttx.org>
|
||||
*
|
||||
* 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. Neither the name NuttX nor the names of its contributors may be
|
||||
* used to endorse or promote products derived from this software
|
||||
* without specific prior written permission.
|
||||
*
|
||||
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
|
||||
* "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
|
||||
* COPYRIGHT OWNER OR CONTRIBUTORS 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.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
#ifndef __INCLUDE_NUTTX_ST7567_H
|
||||
#define __INCLUDE_NUTTX_ST7567_H
|
||||
|
||||
/****************************************************************************
|
||||
* Included Files
|
||||
****************************************************************************/
|
||||
|
||||
#include <stdbool.h>
|
||||
|
||||
/****************************************************************************
|
||||
* Pre-processor Definitions
|
||||
****************************************************************************/
|
||||
|
||||
/* ST7567 Configuration Settings:
|
||||
*
|
||||
* CONFIG_ST7567_SPIMODE - Controls the SPI mode
|
||||
* CONFIG_ST7567_FREQUENCY - Define to use a different bus frequency
|
||||
* CONFIG_ST7567_NINTERFACES - Specifies the number of physical
|
||||
* ST7567 devices that will be supported. NOTE: At present, this
|
||||
* must be undefined or defined to be 1.
|
||||
* CONFIG_ST7567_POWER
|
||||
* If the hardware supports a controllable LCD a power supply, this
|
||||
* configuration shold be defined. (See st7567_power() below).
|
||||
*
|
||||
* Required LCD driver settings:
|
||||
* CONFIG_LCD_ST7567 - Enable ST7567 support
|
||||
* CONFIG_LCD_MAXCONTRAST should be 255, but any value >0 and <=255 will be accepted.
|
||||
* CONFIG_LCD_MAXPOWER should be 2: 0=off, 1=dim, 2=normal
|
||||
*
|
||||
* Required SPI driver settings:
|
||||
* CONFIG_SPI_CMDDATA - Include support for cmd/data selection.
|
||||
*/
|
||||
|
||||
/* Some important "colors" */
|
||||
|
||||
#define ST7567_Y1_BLACK 0
|
||||
#define ST7567_Y1_WHITE 1
|
||||
|
||||
/* Only two power settings are supported: */
|
||||
|
||||
#define ST7567_POWER_OFF 0
|
||||
#define ST7567_POWER_ON 1
|
||||
|
||||
/****************************************************************************
|
||||
* Public Types
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Public Data
|
||||
****************************************************************************/
|
||||
|
||||
#ifdef __cplusplus
|
||||
extern "C"
|
||||
{
|
||||
#endif
|
||||
|
||||
/****************************************************************************
|
||||
* Public Function Prototypes
|
||||
****************************************************************************/
|
||||
|
||||
/****************************************************************************
|
||||
* Name: st7567_initialize
|
||||
*
|
||||
* Description:
|
||||
* Initialize the ST7567 video hardware. The initial state of the
|
||||
* LCD is fully initialized, display memory cleared, and the LCD ready
|
||||
* to use, but with the power setting at 0 (full off == sleep mode).
|
||||
*
|
||||
* Input Parameters:
|
||||
*
|
||||
* spi - A reference to the SPI driver instance.
|
||||
* devno - A value in the range of 0 throst7567h CONFIG_ST7567_NINTERFACES-1.
|
||||
* This allows support for multiple LCD devices.
|
||||
*
|
||||
* Returned Value:
|
||||
*
|
||||
* On success, this function returns a reference to the LCD object for
|
||||
* the specified LCD. NULL is returned on any failure.
|
||||
*
|
||||
****************************************************************************/
|
||||
|
||||
struct lcd_dev_s; /* see nuttx/lcd.h */
|
||||
struct spi_dev_s; /* see nuttx/spi.h */
|
||||
FAR struct lcd_dev_s *st7567_initialize(FAR struct spi_dev_s *spi, unsigned int devno);
|
||||
|
||||
/****************************************************************************
|
||||
* Name: st7567_power
|
||||
*
|
||||
* Description:
|
||||
* If the hardware supports a controllable LCD a power supply, this
|
||||
* interface should be provided. It may be called by the driver to turn
|
||||
* the LCD power on and off as needed.
|
||||
*
|
||||
* Input Parameters:
|
||||
*
|
||||
* devno - A value in the range of 0 throuh CONFIG_ST7567_NINTERFACES-1.
|
||||
* This allows support for multiple LCD devices.
|
||||
* on - true:turn power on, false: turn power off.
|
||||
*
|
||||
* Returned Value:
|
||||
* None
|
||||
*
|
||||
**************************************************************************************/
|
||||
|
||||
#ifdef CONFIG_ST7567_POWER
|
||||
void st7567_power(unsigned int devno, bool on);
|
||||
#else
|
||||
# define st7567_power(a,b)
|
||||
#endif
|
||||
|
||||
#ifdef __cplusplus
|
||||
}
|
||||
#endif
|
||||
|
||||
#endif /* __INCLUDE_NUTTX_ST7567_H */
|
||||
Reference in New Issue
Block a user