搜索资源列表
用VB+MapX实现的用于PDA和PC机的GPS显示源码
- 用VB+MapX实现的用于PDA和PC机的GPS显示源码(很有参考价值),GPS信号采用NMEA0183协议。-GPS code for PDA&PC by using VB+MapX(valuable),GPS signal using NMEA0183 standard
MODBUS_RTU VB-MODBUS通讯协议
- VB-MODBUS通讯协义,MODBUS_RTU通信规约 通信数据类型及格式. -VB-MODBUS communication
VB--CRC
- 使用VB程序编写的一个简单实用的CRC校验器,绝对好用,使用Modbus通信协议的可以下载-VB programmers use a simple check of the CRC, and the absolute ease of use, use the Modbus communication protocol can be downloaded to see if
VB
- VB 基于UDP协议编写的 聊天室程序可以作为很好的 学习材料-VB prepared based on the UDP protocol process chat rooms can be used as a good learning materials
VB
- VB编写的基于645规约的电表行业485通讯抄表程序,可以进行485总线抄表,645规约测试。技术要点就是对规约数据传输协议的处理,如向电表发送数据时的控制码和数据长度、发送的数据部分包括数据标识 + 密码 + 数据、应答帧长度、结束标志等通讯协议的处理值得学习。 -VB prepared the Statute based on the 645 meter 485 meter-reading process industries can be carried out 485 meter, 64
MITSUBISHI-VB
- 三菱FX系列的PLC与电脑的通讯协议,无需PLC的程序支持.-Mitsubishi FX series PLC and computer communication protocols, the procedures do not support PLC.
vb-udp
- 基于UDP协议的VB聊天程序 基于UDP协议的VB聊天程序-udp vb talk soft
vb(LTM8000)
- 长英科LTM8000温度采集卡与电脑的通信协议(vb)-Chang-Ying Section LTM8000 temperature acquisition card and computer communication protocol (vb)
VB.Programming.Scoket.HTTP.protocol.module.code.ra
- VB 编程Scoket HTTP协议模块设计代码VB Programming Scoket HTTP protocol module design code -VB Programming Scoket HTTP protocol module design code
VB-ModBus
- ModBus通讯协议调试器,VB原程序,可以看到发出和返回的报文-ModBus protocol debugger, VB of the original program, you can see the messages sent and returned
vb
- 实现VB上位机与siemens s7-200PLC的PPI协议通讯-Achieve VB PC' s with siemens s7-200PLC PPI protocol communication
VB-winsock-Dll
- VB 开发 winsock Dll TCP UDP协议 Winsock Control Clone CDownload-VB winsock Dll TCP UDP Winsock Control Clone CDownload
vb与omron plc 通信
- 原创资源,自己工作之余写的,与omron在CP1E上测试通过,通过串口使用host link 协议,注意接线是239对325针1
基于tcpip协议的Modbus
- vb 和 plc之间的通信,基于TCPIP(Communication between VB and PLC)
TcpClient VB
- VB.NET 与欧姆龙PLCfins协议通讯(VB.NET and OMRON PLCfins protocol communication)
VB与OMRON+plc通信
- omron fins协议通讯,VB编写,仅供参考。(Omron fins protocol communication, VB prepared for reference only)
VB modbus通信主站程序,可用mobbus Slave调试
- vb通过Modbus协议通信主站程序,并通过Modbus Slave调试成功,可以正常使用,提供读和写两种功能。都有源代码(VB through the Modbus protocol to communicate the main station program, and through the Modbus Slave debugging success, can be used normally, to provide reading and writing two functions.
VB网络编程
- 使用VB中的WinSock控件,TCPIP协议设置,实现服务端、客户端(Using the WinSock control in VB, the TCPIP protocol setting, the server, the client)
OPC-VB-Modbus RTU(网络clict)
- 将其它系统OPC转化成Modbus RTU,实现传输协议统一;是初学者的好帮手,每段都有解释。(The other system OPC is transformed into Modbus RTU, which realizes the unification of transport protocols. It is a good assistant for beginners. Every paragraph has explanations.)
VB中调用欧姆龙PLC串口和网络示例
- 欧姆龙的PLC,在VB中调用的串口,网络通信接口 有利用到FINS协议,读写PLC数据(OMRON's PLC, serial port in VB, network communication interface Have access to FINS protocol)