diff options
| author | Bernard Xiong <[email protected]> | 2017-08-28 13:12:19 +0800 |
|---|---|---|
| committer | GitHub <[email protected]> | 2017-08-28 13:12:19 +0800 |
| commit | f5c1291826127762380ebb2f211c3e1dacd8450f (patch) | |
| tree | bc7a9834b4c880321b45f9a5020719b9090c678e | |
| parent | 2ac493698ba0c0578147045f6660add7bb4ad2eb (diff) | |
| parent | 19448a920cef9c867b6f72393c742b4f98e2fede (diff) | |
Merge pull request #830 from bin5219/master
[bsp] fix the serial output issue because GPIO_Configuration in stm32f40x.
| -rw-r--r-- | bsp/stm32f40x/drivers/usart.c | 28 |
1 files changed, 14 insertions, 14 deletions
diff --git a/bsp/stm32f40x/drivers/usart.c b/bsp/stm32f40x/drivers/usart.c index 5b60188392..0838d214e2 100644 --- a/bsp/stm32f40x/drivers/usart.c +++ b/bsp/stm32f40x/drivers/usart.c @@ -567,53 +567,53 @@ static void GPIO_Configuration(void) #ifdef RT_USING_UART1 /* Configure USART1 Rx/tx PIN */ GPIO_InitStructure.GPIO_Pin = UART1_GPIO_RX | UART1_GPIO_TX; - GPIO_Init(UART1_GPIO, &GPIO_InitStructure); - - /* Connect alternate function */ + /* Connect alternate function */ GPIO_PinAFConfig(UART1_GPIO, UART1_TX_PIN_SOURCE, GPIO_AF_USART1); - GPIO_PinAFConfig(UART1_GPIO, UART1_RX_PIN_SOURCE, GPIO_AF_USART1); + GPIO_PinAFConfig(UART1_GPIO, UART1_RX_PIN_SOURCE, GPIO_AF_USART1); + + GPIO_Init(UART1_GPIO, &GPIO_InitStructure); #endif /* RT_USING_UART1 */ #ifdef RT_USING_UART2 /* Configure USART2 Rx/tx PIN */ GPIO_InitStructure.GPIO_Pin = UART2_GPIO_RX | UART2_GPIO_TX; - GPIO_Init(UART2_GPIO, &GPIO_InitStructure); - /* Connect alternate function */ GPIO_PinAFConfig(UART2_GPIO, UART2_TX_PIN_SOURCE, GPIO_AF_USART2); GPIO_PinAFConfig(UART2_GPIO, UART2_RX_PIN_SOURCE, GPIO_AF_USART2); + + GPIO_Init(UART2_GPIO, &GPIO_InitStructure); #endif /* RT_USING_UART2 */ #ifdef RT_USING_UART3 /* Configure USART3 Rx/tx PIN */ GPIO_InitStructure.GPIO_Pin = UART3_GPIO_TX | UART3_GPIO_RX; - GPIO_Init(UART3_GPIO, &GPIO_InitStructure); - /* Connect alternate function */ GPIO_PinAFConfig(UART3_GPIO, UART3_TX_PIN_SOURCE, GPIO_AF_USART3); GPIO_PinAFConfig(UART3_GPIO, UART3_RX_PIN_SOURCE, GPIO_AF_USART3); + + GPIO_Init(UART3_GPIO, &GPIO_InitStructure); #endif /* RT_USING_UART3 */ #ifdef RT_USING_UART4 /* Configure USART4 Rx/tx PIN */ GPIO_InitStructure.GPIO_Pin = UART4_GPIO_TX | UART4_GPIO_RX; - GPIO_Init(UART4_GPIO, &GPIO_InitStructure); - /* Connect alternate function */ GPIO_PinAFConfig(UART4_GPIO, UART4_TX_PIN_SOURCE, GPIO_AF_UART4); GPIO_PinAFConfig(UART4_GPIO, UART4_RX_PIN_SOURCE, GPIO_AF_UART4); + + GPIO_Init(UART4_GPIO, &GPIO_InitStructure); #endif /* RT_USING_UART4 */ #ifdef RT_USING_UART5 /* Configure USART5 Rx/tx PIN */ GPIO_InitStructure.GPIO_Pin = UART5_GPIO_TX; + /* Connect alternate function */ + GPIO_PinAFConfig(UART5_TX, UART5_TX_PIN_SOURCE, GPIO_AF_UART5); GPIO_Init(UART5_TX, &GPIO_InitStructure); + GPIO_InitStructure.GPIO_Pin = UART5_GPIO_RX; - GPIO_Init(UART5_RX, &GPIO_InitStructure); - - /* Connect alternate function */ - GPIO_PinAFConfig(UART5_TX, UART5_TX_PIN_SOURCE, GPIO_AF_UART5); GPIO_PinAFConfig(UART5_RX, UART5_RX_PIN_SOURCE, GPIO_AF_UART5); + GPIO_Init(UART5_RX, &GPIO_InitStructure); #endif /* RT_USING_UART5 */ } |
