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485_o09210839
- 458通讯，按照一定的硬件协议实现单片机和pc的通信
485_o09210839
- 458通讯，按照一定的硬件协议实现单片机和pc的通信-458 communications, in accordance with the agreement must realize single-chip microcomputer hardware and pc communication
485
- 51单片机的rs458总线的c语言源代码，适用于单片机之间的458的通讯-51 bus rs458 microcontroller c language source code, apply to the 458 single-chip communications between
458
- 采样51单片机，控制485通讯模块，作为下位机使用，不会主动发送请求操作-Sample 51 MCU control 485 communication module, as the next bit machine to use, does not take the initiative to send the requested operation
带485通讯超声波程序(new)
- 通过458通讯完成超声波测距的上下位机通讯，及测距子程序(Through the 458 communication to complete the ultrasonic range of communication between the upper and lower computer, and ranging subroutine)