加快can的报文处理实时性
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@ -125,7 +125,7 @@ void StartDefaultTask(void const *argument)
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/* init code for USB_DEVICE */
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MX_USB_DEVICE_Init(); // 默认usb启动任务的位置
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/* USER CODE BEGIN StartDefaultTask */
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vTaskDelete(NULL); // 避免空置和切换占用cpu
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osThreadTerminate(NULL); // 避免空置和切换占用cpu
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/* USER CODE END StartDefaultTask */
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}
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@ -150,7 +150,8 @@ static void CANFIFOxCallback(CAN_HandleTypeDef *_hcan, uint32_t fifox)
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{
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static CAN_RxHeaderTypeDef rxconf; // 同上
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uint8_t can_rx_buff[8];
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while (HAL_CAN_GetRxFifoFillLevel(_hcan, fifox)) // FIFO不为空,有可能在其他中断时有多帧数据进入
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{
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HAL_CAN_GetRxMessage(_hcan, fifox, &rxconf, can_rx_buff); // 从FIFO中获取数据
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for (size_t i = 0; i < idx; ++i)
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{ // 两者相等说明这是要找的实例
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@ -166,6 +167,7 @@ static void CANFIFOxCallback(CAN_HandleTypeDef *_hcan, uint32_t fifox)
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}
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}
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}
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}
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/**
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* @brief 注意,STM32的两个CAN设备共享两个FIFO
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@ -16,6 +16,7 @@
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#include "task.h"
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#include "daemon.h"
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#include "bsp_log.h"
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#include "cmsis_os.h"
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#define RE_RX_BUFFER_SIZE 255u // 裁判系统接收缓冲区大小
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@ -143,7 +144,6 @@ referee_info_t *RefereeInit(UART_HandleTypeDef *referee_usart_handle)
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*/
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void RefereeSend(uint8_t *send, uint16_t tx_len)
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{
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static TickType_t xLastWakeTime;
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USARTSend(referee_usart_instance, send, tx_len, USART_TRANSFER_DMA);
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vTaskDelayUntil(&xLastWakeTime, 120); // 裁判系统接收ui数据和多机通信最大支持频率为10Hz
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osDelay(115);
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}
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