单片机与arm板串口通信源代码，包含内容： 51单片机和ARM（uclinux）串口通信源代码-Microcontroller with arm board serial communication source code, including the content: 51 And ARM (uclinux) serial communication source code ...

51单片机实现的RS485通讯程序，单片机串行口通信程序设计列子，51单片机串行口通信程序设计例子-51 MCU RS485 communication procedures, microcontroller serial port communication program design Liezi 51 microcontroller serial port communication program design examples