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Updated comments/README

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This commit is contained in:
Gregory Nutt
2015-03-26 12:33:03 -06:00
parent 6f4116add0
commit 3c433f7f35
2 changed files with 17 additions and 4 deletions
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arch/arm/src/samv7/chip/samv71_pinmap.h
+4 -4
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@@ -1,5 +1,5 @@
/************************************************************************************ /************************************************************************************
* arch/arm/src/sam34/chip/samv71_pinmap.h * arch/arm/src/samv7/chip/samv71_pinmap.h
* *
* Copyright (C) 2015 Gregory Nutt. All rights reserved. * Copyright (C) 2015 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org> * Author: Gregory Nutt <gnutt@nuttx.org>
@@ -33,8 +33,8 @@
* *
************************************************************************************/ ************************************************************************************/
#ifndef __ARCH_ARM_SRC_SAMV7_CHIP_SAM4E_PINMAP_H #ifndef __ARCH_ARM_SRC_SAMV7_CHIP_SAMV71_PINMAP_H
#define __ARCH_ARM_SRC_SAMV7_CHIP_SAM4E_PINMAP_H #define __ARCH_ARM_SRC_SAMV7_CHIP_SAMV71_PINMAP_H
/************************************************************************************ /************************************************************************************
* Included Files * Included Files
@@ -571,4 +571,4 @@ extern "C"
#endif #endif
#endif /* __ASSEMBLY__ */ #endif /* __ASSEMBLY__ */
#endif /* __ARCH_ARM_SRC_SAMV7_CHIP_SAM4E_PINMAP_H */ #endif /* __ARCH_ARM_SRC_SAMV7_CHIP_SAMV71_PINMAP_H */
configs/samv71-xult/README.txt
+13
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@@ -112,6 +112,19 @@ use either the VCOM or an external RS-232 driver. Here are some options.
2 PD30 TX0 1 UTXD3 2 PD30 TX0 1 UTXD3
------ ------ ------- ------- -------- ------ ------ ------- ------- --------
In this configuration, an external RS232 driver can also be used
instead of the shield. Simply connext as follows:
--------- -----------
Arduino RS-232
Pin Label Connection
--------- -----------
D0 (RXD) RX
D1 (TXD) TX
GND GND
5VO Vcc
--------- -----------
- SAMV7-XULT EXTn connectors. USART pins are also available the EXTn - SAMV7-XULT EXTn connectors. USART pins are also available the EXTn
connectors. The following are labelled in the User Guide for USART connectors. The following are labelled in the User Guide for USART
functionality: functionality: