一个读取支持modbus协议的设备的数据工具

C51单片机串行口中断服务程序,good-C51 single-chip serial port interrupt service routine, good

rs232的通讯程序,可以用文本方式定义协议-RS232 communication procedures can be defined as text agreement

无线数传电台串口通信C程序源码 电台型号为深圳友迅达公司的F201/B无线数传电台-wireless radio-C serial communications procedures source model of Shenzhen Radio Xun-da Friends of the F201/B wireless radio transceiver

一个手机串口通信的类子，值得参考！！！如果你刚学习串口通信，一定值得下载！ -A mobile phone sub-type of serial communication, it is also useful! ! ! If you are just learning of serial communication, it is worth to download!

USB便携式多通道分析仪的ＰＣ端软件，可以实现对采集信息的频谱分析，并且获得频谱图以及相关数据，具有极高的价值．欢迎大家下载与交流！-USB portable multi-channel analyzer software on the PC can be achieved on the information collected spectrum analysis, given a spectrum of related data with a high value. You are welcome to download and exchange!

这是我自己写的,请各位高手看一下!!是关于串口方面的编程,用java-This is what I wrote it myself, please look at the top! ! Serial on the program, using java

使用vb编程RS232输出 comboDevice.AddItem "COM1" comboDevice.AddItem "COM2" comboDevice.AddItem "COM3" comboDevice.AddItem "COM4" comboDevice.AddItem "COM5" comboDevice.AddItem "COM6" comboDevice.AddItem "COM7" comboDevice.AddItem "COM8"-use vb programming RS232 output comboDevice.AddItem "COM a "comboDevice.AddItem" COM2 "comboDevice.A ddItem "COM3" comboDevice.AddItem "COM4" com boDevice.AddItem "COM5" comboDevice.AddIte m "COM6" comboDevice.AddItem "COM7" comboDev ice.AddItem "COM8"

VC的COM口驱动程序,使用了ACTIVEX控件-VC COM port drivers, the use of Activex Control

此串口调试程序加入了三菱PLC通讯调试，有源码及运行程序

4510 bios,please see it carefully!and so on,no thanks