/* Includes ----------------------------------------------------------------- */ #include "task\user_task.h" #include "usart.h" #include "device\can.h" // 引入 CAN 数据结构头文件 /* Private variables -------------------------------------------------------- */ static CAN_t can; // 用于存储从消息队列获取的 CAN 数据 /* Exported functions ------------------------------------------------------- */ void Task_PC(void *argument) { (void)argument; // 消除未使用参数的警告 const uint32_t delay_tick = osKernelGetTickFreq() / TASK_FREQ_PC; // 50Hz uint32_t tick = osKernelGetTickCount(); /* 控制任务运行频率的计时 */ while (1) { tick += delay_tick; /* 计算下一个唤醒时刻 */ // 从消息队列获取 CAN 数据 if (osMessageQueueGet(task_runtime.msgq.can.feedback.sick, &can, NULL, 0) == osOK) { // 通过 USART3 发送 sick 数据数组 HAL_UART_Transmit(&huart3, (uint8_t *)can.sick.named.sick, sizeof(can.sick.named.sick), HAL_MAX_DELAY); HAL_UART_Transmit(&huart2, (uint8_t *)can.sick.named.sick, sizeof(can.sick.named.sick), HAL_MAX_DELAY); } osDelayUntil(tick); /* 运行结束,等待下一次唤醒 */ } }