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author | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2012-11-20 13:34:04 +0000 |
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committer | patacongo <patacongo@42af7a65-404d-4744-a932-0658087f49c3> | 2012-11-20 13:34:04 +0000 |
commit | 0f775d5711a3b6cf2815ab3cbd9da580a587d2df (patch) | |
tree | c62d1f217a6c2f17049bd6344b201c35e6bee707 /nuttx/arch/arm/src/stm32/stm32_uart.h | |
parent | 5035b7378f06c3187cac0308fa8c5a76e2b5baef (diff) | |
download | px4-nuttx-0f775d5711a3b6cf2815ab3cbd9da580a587d2df.tar.gz px4-nuttx-0f775d5711a3b6cf2815ab3cbd9da580a587d2df.tar.bz2 px4-nuttx-0f775d5711a3b6cf2815ab3cbd9da580a587d2df.zip |
0001-RS-485-support-for-STM32-serial-driver.patch from Freddi Chopin
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@5371 42af7a65-404d-4744-a932-0658087f49c3
Diffstat (limited to 'nuttx/arch/arm/src/stm32/stm32_uart.h')
-rw-r--r-- | nuttx/arch/arm/src/stm32/stm32_uart.h | 14 |
1 files changed, 14 insertions, 0 deletions
diff --git a/nuttx/arch/arm/src/stm32/stm32_uart.h b/nuttx/arch/arm/src/stm32/stm32_uart.h index a70923cbf..8ff6a9975 100644 --- a/nuttx/arch/arm/src/stm32/stm32_uart.h +++ b/nuttx/arch/arm/src/stm32/stm32_uart.h @@ -223,6 +223,20 @@ # undef SERIAL_HAVE_ONLY_DMA #endif +/* Is RS-485 used? */ + +#if defined(CONFIG_USART1_RS485) || defined(CONFIG_USART2_RS485) || \ + defined(CONFIG_USART3_RS485) || defined(CONFIG_UART4_RS485) || \ + defined(CONFIG_UART5_RS485) || defined(CONFIG_USART6_RS485) +# define HAVE_RS485 1 +#endif + +#ifdef HAVE_RS485 +# define USART_CR1_USED_INTS (USART_CR1_RXNEIE | USART_CR1_TXEIE | USART_CR1_PEIE | USART_CR1_TCIE) +#else +# define USART_CR1_USED_INTS (USART_CR1_RXNEIE | USART_CR1_TXEIE | USART_CR1_PEIE) +#endif + /************************************************************************************ * Public Types ************************************************************************************/ |