在使用语句 res = rt_device_write(can_device, 0, &can_msg, sizeof(can_msg));发送一帧CAN消息后,返回状态始终为0,经过仿真测试发现在执行下例语句 rt_completion_wait(&(tx_tosnd->completion), RT_WAITING_FOREVER);在等待CAN发送数据完后后,对返回的状态作处理,就没有对发送的结果进行更新,还是原来...
rt_device_set_rx_indicate(serial, uart_input);/发送字符串/ rt_device_write(serial, 0, str, ...
rt_device_write的函数很简单的，断言，判断ref_count, 调用dev->write函数。代码如下所示：serial和can...
real-time command-write device resource Request format:POST URL: http(s)://api.heclouds.com/nbiot I only want to see examples!!! Url parameter Parameter NameFormatRequired?Description imeistring是nbiot device identity code obj_idint是Object id of device, equivalent to the data flow id...