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crc_VB
- 本代码为在VB6.0环境下所写的CRC_16字节型算法，可用于上位机与下位机串口通信使用。-This code in VB6.0 environment CRC_16 written byte-type algorithm, can be used for PC and next-bit machine using serial communication.
Desktop
- 用VB做的简单的局域网通信程序，主要分几个模块实现上位机与下位机通信-VB to do with a simple local area network communication program, the main achievement of several modules with the lower PC communication
serialportcontrol
- VB编写的串口程序,由PC控制单片机,是一个上位机和下位机的通信测试-it is based on vb,it can use it control serial ports
WINIOCANDVB
- VB编写的串口程序,由PC控制单片机,是一个上位机和下位机的通信测试-it is based on vb,it can use it control serial ports
VB-RS485-S7200-
- 这是一个VB做上位通过自由口通信协议与下位机S7-200进行通信的例子!包含了S7200的代码与及VB的代码!-This is a VB higher-level communication protocol through the free port and the next crew S7-200 communication example! Contains the S7200 code and VB code!
VB33323424
- vb实用教程,计算机上位机与下位机的串口通信。每一步都进行讲解，简单易懂-vb practical tutorials, computer PC and the next crew of serial communication. Explain every step, easy to understand