PIC16873无线模块控制继电器，可根据收到的命令闭合或断开继电器完成简单的控制功能-PIC16873 wireless module control relays can be closed based on the receipt of orders or disconnect relay to complete a simple control functions

易语言写的一个测试串口通讯控制5路继电器模块的源码(Use E language to write a test serial communication control, 5 relay module source code)