/* Return function status */returnHAL_OK;}else{/* Update error code */hcan->ErrorCode |= HAL_CAN_ERROR_PARAM; returnHAL_ERROR;}}else{/* Update error code */hcan->ErrorCode |= HAL_CAN_ERROR_NOT_INITIALIZED;...
uint8_t MyCAN_ReceiveFlag(void) { if (CAN_MessagePending(CAN1, CAN_FIFO0) > 0)//判断是否接收到数据 { return 1; } return 0; } void MyCAN_Receive(uint32_t *ID, uint8_t *Length, uint8_t *Data) { CanRxMsg RxMessage; CAN_Receive(CAN1, CAN_FIFO0, &RxMessage); if (RxMessa...
105. Can we use the return type void in the main() function in a C++ program? Yes No Answer:B) NO Explanation: No, we cannot use the return type void in the main () function, we have to use the return type "int" with the main() function. ...
I2C协议、PID算法、Modbus协议等文章，也考虑过是否可以出一篇介绍CAN总线协议的文章，但是在之后的学习研...
* check the return value of this function. Imagine that every * read{b,l}, write{b,l} and friends would be bracketed in "if ( < 0) * error();", it would be a great mess (well there are some situation * when exception handling C++ like could be useful after all). So we ...
(void* )NULL, (UBaseType_t )START_TASK_PRIO, (TaskHandle_t* )&StartTask_Handler);vTaskStartScheduler(); }voidstart_task(void*pvParameters){taskENTER_CRITICAL();xTaskCreate((TaskFunction_t )task1_task, (constchar* )"task1_task", ...
returnresult; } /*CAN发送数据测试函数*/ voidCAN1_Send_Test(uint32_tmsgid,uint8_t*data) { TxMessage.IDE = CAN_ID_STD;//设置ID类型 TxMessage.StdId = msgid;//设置ID号 TxMessage.RTR = CAN_RTR_DATA;//设置传送数据帧 TxMessage.DLC =4;//设置数据长度 ...
* @brief This function is executed in case of error occurrence. * @retval None */voidError_Handler(void){/* USER CODE BEGIN Error_Handler_Debug *//* User can add his own implementation to report the HAL error return state */while(1) ...
* HIS metric compliance would decrease readability and maintainability. Also Function contains more than one return statement. * This is needed mainly because of DET. */ /* BSW-415 */ void CanIf_RxIndication_Internal( const Can_HwType * Mailbox, ...
中断服务函数不是在代码里面直接调用的，是产生中断时系统自动调用的，不能直接调用ISR 把调用中断服务函数的地方给注释掉就行了 void fudu(void){f=kbscan();//into();...虽然INT0中断被打开，但是你的定时器启动了吗？不能