AT2051单片机用的6路开关量程序，带有485通讯接口，可与上位机进行通讯，以判定各开关的状态，用于工程的自动控制中。需要上位机程序的可联系作者。-AT2051 single-chip 6-channel switch with the volume of procedures, with 485 communication interface, can communicate with the host computer to determine the status of the swit

CAN总线系统上位机与下位智能节点之间通讯的协议转换-PC CAN-bus system intelligent node and the next bit of communication protocol conversion between

keil 程序，能实现信号的倍频采样，并将包络值送回上位机，实现上、下位机的通讯-It is a C language，it create a function that the computer can communicate with PC

汇编源程序代码，一台机器和你一台机器进行通讯，一台机器是上位机，里一台机器是上位机，上位机可以接受上位机发送过来的数据，并且使控制台上的灯亮- Compilation of source code, a machine and a machine you communicate, a machine is the host computer, where a machine is a PC, the PC can accept data sent the host computer, an

四个人一起抢答，有A,B,C,D四个按键，可以和上位机通讯，(Four people together to answer, there are A, B, C, D four buttons, you can communicate with the host computer,)