From 77b214f1bc8cbb9463fda702ac74accf26529684 Mon Sep 17 00:00:00 2001 From: armink Date: Sat, 13 Sep 2014 11:53:21 +0800 Subject: [PATCH] [BSP]Add serial receive overflow interrupt to stm32f10x ISR. --- bsp/stm32f10x/drivers/usart.c | 31 +++++++++++++++++++++---------- 1 file changed, 21 insertions(+), 10 deletions(-) diff --git a/bsp/stm32f10x/drivers/usart.c b/bsp/stm32f10x/drivers/usart.c index ca39d49b2..4c6f24af3 100644 --- a/bsp/stm32f10x/drivers/usart.c +++ b/bsp/stm32f10x/drivers/usart.c @@ -21,19 +21,19 @@ #include /* USART1 */ -#define UART1_GPIO_TX GPIO_Pin_9 -#define UART1_GPIO_RX GPIO_Pin_10 -#define UART1_GPIO GPIOA +#define UART1_GPIO_TX GPIO_Pin_9 +#define UART1_GPIO_RX GPIO_Pin_10 +#define UART1_GPIO GPIOA /* USART2 */ -#define UART2_GPIO_TX GPIO_Pin_2 -#define UART2_GPIO_RX GPIO_Pin_3 -#define UART2_GPIO GPIOA +#define UART2_GPIO_TX GPIO_Pin_2 +#define UART2_GPIO_RX GPIO_Pin_3 +#define UART2_GPIO GPIOA /* USART3_REMAP[1:0] = 00 */ -#define UART3_GPIO_TX GPIO_Pin_10 -#define UART3_GPIO_RX GPIO_Pin_11 -#define UART3_GPIO GPIOB +#define UART3_GPIO_TX GPIO_Pin_10 +#define UART3_GPIO_RX GPIO_Pin_11 +#define UART3_GPIO GPIOB /* STM32 uart driver */ struct stm32_uart @@ -163,7 +163,10 @@ void USART1_IRQHandler(void) /* clear interrupt */ USART_ClearITPendingBit(uart->uart_device, USART_IT_TC); } - + if (USART_GetFlagStatus(uart->uart_device, USART_FLAG_ORE) == SET) + { + stm32_getc(&serial1); + } /* leave interrupt */ rt_interrupt_leave(); } @@ -197,6 +200,10 @@ void USART2_IRQHandler(void) /* clear interrupt */ USART_ClearITPendingBit(uart->uart_device, USART_IT_TC); } + if (USART_GetFlagStatus(uart->uart_device, USART_FLAG_ORE) == SET) + { + stm32_getc(&serial2); + } /* leave interrupt */ rt_interrupt_leave(); @@ -231,6 +238,10 @@ void USART3_IRQHandler(void) /* clear interrupt */ USART_ClearITPendingBit(uart->uart_device, USART_IT_TC); } + if (USART_GetFlagStatus(uart->uart_device, USART_FLAG_ORE) == SET) + { + stm32_getc(&serial3); + } /* leave interrupt */ rt_interrupt_leave(); -- GitLab