From d9321b6a77d97a67fb6e9f0a9fd4da73a1da4078 Mon Sep 17 00:00:00 2001
From: WXK <287788329@qq.com>
Date: 星期一, 18 三月 2024 09:15:37 +0800
Subject: [PATCH] 1
---
Src/stm32l0xx_it.c | 82 +++++++++++++++++++++++++++++++++--------
1 files changed, 66 insertions(+), 16 deletions(-)
diff --git a/Src/stm32l0xx_it.c b/Src/stm32l0xx_it.c
index 5f240d8..824c807 100644
--- a/Src/stm32l0xx_it.c
+++ b/Src/stm32l0xx_it.c
@@ -43,6 +43,9 @@
/* Private variables ---------------------------------------------------------*/
/* USER CODE BEGIN PV */
float nomove_count=0;
+volatile uint16_t rx_len ; //接收一帧数据的长度
+volatile uint8_t recv_end_flag; //一帧数据接收完成标志
+extern uint8_t GPS_GGAdate[200];
/* USER CODE END PV */
/* Private function prototypes -----------------------------------------------*/
@@ -57,18 +60,21 @@
/* External variables --------------------------------------------------------*/
extern LPTIM_HandleTypeDef hlptim1;
+extern DMA_HandleTypeDef hdma_lpuart1_rx;
+extern DMA_HandleTypeDef hdma_lpuart1_tx;
extern DMA_HandleTypeDef hdma_usart1_rx;
extern DMA_HandleTypeDef hdma_usart1_tx;
+extern UART_HandleTypeDef hlpuart1;
extern UART_HandleTypeDef huart1;
/* USER CODE BEGIN EV */
/* USER CODE END EV */
/******************************************************************************/
-/* Cortex-M0+ Processor Interruption and Exception Handlers */
+/* Cortex-M0+ Processor Interruption and Exception Handlers */
/******************************************************************************/
/**
- * @brief This function handles Non maskable interrupt.
+ * @brief This function handles Non maskable Interrupt.
*/
void NMI_Handler(void)
{
@@ -91,6 +97,7 @@
while (1)
{
/* USER CODE BEGIN W1_HardFault_IRQn 0 */
+ SCB->AIRCR = 0X05FA0000|(unsigned int)0x04; //软复位回到bootloader
/* USER CODE END W1_HardFault_IRQn 0 */
}
}
@@ -148,23 +155,28 @@
void EXTI0_1_IRQHandler(void)
{
/* USER CODE BEGIN EXTI0_1_IRQn 0 */
- if(GET_IMUINT)
- {
- nomove_count = 0;
- }
-
- if(!GET_USERKEY)
- {
- waitusart_timer = tag_frequency*USART_KEEPWAKE_TIME;
- // MOTOR_ON;
- }
-
+
/* USER CODE END EXTI0_1_IRQn 0 */
HAL_GPIO_EXTI_IRQHandler(GPIO_PIN_0);
HAL_GPIO_EXTI_IRQHandler(GPIO_PIN_1);
/* USER CODE BEGIN EXTI0_1_IRQn 1 */
- //DW_DISABLE;
+
/* USER CODE END EXTI0_1_IRQn 1 */
+}
+
+/**
+ * @brief This function handles EXTI line 4 to 15 interrupts.
+ */
+void EXTI4_15_IRQHandler(void)
+{
+ /* USER CODE BEGIN EXTI4_15_IRQn 0 */
+
+ /* USER CODE END EXTI4_15_IRQn 0 */
+ HAL_GPIO_EXTI_IRQHandler(RADIO_DIO1_Pin);
+ HAL_GPIO_EXTI_IRQHandler(GPIO_PIN_12);
+ /* USER CODE BEGIN EXTI4_15_IRQn 1 */
+
+ /* USER CODE END EXTI4_15_IRQn 1 */
}
/**
@@ -183,13 +195,27 @@
}
/**
+ * @brief This function handles DMA1 channel 4, channel 5, channel 6 and channel 7 interrupts.
+ */
+void DMA1_Channel4_5_6_7_IRQHandler(void)
+{
+ /* USER CODE BEGIN DMA1_Channel4_5_6_7_IRQn 0 */
+
+ /* USER CODE END DMA1_Channel4_5_6_7_IRQn 0 */
+ HAL_DMA_IRQHandler(&hdma_lpuart1_rx);
+ HAL_DMA_IRQHandler(&hdma_lpuart1_tx);
+ /* USER CODE BEGIN DMA1_Channel4_5_6_7_IRQn 1 */
+
+ /* USER CODE END DMA1_Channel4_5_6_7_IRQn 1 */
+}
+
+/**
* @brief This function handles LPTIM1 global interrupt / LPTIM1 wake-up interrupt through EXTI line 29.
*/
void LPTIM1_IRQHandler(void)
{
/* USER CODE BEGIN LPTIM1_IRQn 0 */
-
/* USER CODE END LPTIM1_IRQn 0 */
HAL_LPTIM_IRQHandler(&hlptim1);
/* USER CODE BEGIN LPTIM1_IRQn 1 */
@@ -211,7 +237,31 @@
/* USER CODE END USART1_IRQn 1 */
}
+/**
+ * @brief This function handles LPUART1 global interrupt / LPUART1 wake-up interrupt through EXTI line 28.
+ */
+void LPUART1_IRQHandler(void)
+{
+ /* USER CODE BEGIN LPUART1_IRQn 0 */
+ uint32_t tmp_flag = 0;
+ uint32_t temp;
+ tmp_flag =__HAL_UART_GET_FLAG(&hlpuart1,UART_FLAG_IDLE); //获取IDLE标志位
+ if((tmp_flag != RESET))//idle标志被置位
+ {
+ __HAL_UART_CLEAR_IDLEFLAG(&hlpuart1);//清除标志位
+ HAL_UART_DMAStop(&hlpuart1); // 停止DMA传输，防止
+ temp = __HAL_DMA_GET_COUNTER(&hdma_lpuart1_rx);// 获取DMA中未传输的数据个数
+ rx_len = LPUART_SIZE - temp; //总计数减去未传输的数据个数，得到已经接收的数据个数
+ recv_end_flag = 1; // 接受完成标志位置1
+// HAL_UART_Receive_DMA(&hlpuart1,GPS_GGAdate,LPUART_SIZE);//重新打开DMA接收
+ }
+ /* USER CODE END LPUART1_IRQn 0 */
+ HAL_UART_IRQHandler(&hlpuart1);
+ /* USER CODE BEGIN LPUART1_IRQn 1 */
+
+ /* USER CODE END LPUART1_IRQn 1 */
+}
+
/* USER CODE BEGIN 1 */
/* USER CODE END 1 */
-/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/
--
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