串口通信，RS232串口通讯技术，烧写程序-Serial communication, RS232 serial port communications technology, burning procedures

串口通讯程序，测试串口通讯用途，实时发送数据送到上位机-apple banana orginerji dongerimer faornt ewonger

linux下一个串口通讯程序，包括串口的初始化，以及串口设备资源的访问。-a serial communication program under linux, including the serial port initialization, and serial device access to resources.