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Description: vb与AB PLC通讯源码
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Size: 23338 |
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Description: 实现松下PLC与PC之间的通讯，对于需要自己开发通讯的人来说，有参考价值- Realizes between Matushita PLC and the PC communication,
regarding needs the person which own develops the communication to
say, has the reference value
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Size: 67012 |
Author: 陈涛 |
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Description: vb利用COMMCOM控件于FX系列PLC通讯
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Size: 2547 |
Author: thq |
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Description: 用于控制PLC控制信号的通讯程序，用于控制PLC控制信号的通讯程序
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Size: 20203 |
Author: yyy |
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Description: 西门子PLC和VB通过自由协议通讯程序（是一个类模块，可以直接使用）
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Size: 1963 |
Author: 付林 |
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Description: 三菱PLC—FX系列与VB驱动源码，通过该驱动就可以用电脑控制PLC
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Size: 24549 |
Author: HHG |
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Description: PLC直接与现场控制层的检测仪器仪表设备连接，是底层控制网络的组成部分，是工厂自动化系统的基石，因此实现与监控层计算机的通信对系统的优化运行有重要意义。文章基于VB讨论台达DVP PLC与监控计算机的通信问题。
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Size: 68999 |
Author: 叶正涛 |
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Description: PLC直接与现场控制层的检测仪器仪表设备连接，是底层控制网络的组成部分，是工厂自动化系统的基石，因此实现与监控层计算机的通信对系统的优化运行有重要意义。文章基于VB讨论台达DVP PLC与监控计算机的通信问题。
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Size: 69074 |
Author: 叶正涛 |
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Description: 基于vb的西门子plc和上位机通信的实现方法 拷贝就行-vb-based Siemens plc and the personal computer communications method copy OK
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Size: 78834 |
Author: 宋勇江 |
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Description: 三菱A系列PLC与PC通信VB源码
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Size: 23393 |
Author: csd2000 |
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Description: vb--s7300连接
最近上论坛老发现有人在询问VB如何通过OPC通讯方式连接PLC，下面以西门子PLC S7-300为例做个说明。
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Size: 30720 |
Author: longzhizi126 |
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Description: PLC与PC通讯VB源码
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Size: 17489 |
Author: xc_chu |
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Description: 这是VB和欧姆龙通讯源码经典的例子, Lettura_Dm = False
ricez_ok = -1: timeout = False
trasm = "@00RD"
trasm = trasm + Right$(Str$(10000 + dm!), 4)
trasm = trasm + "0001"
trasm = trasm + bcc(trasm) + Chr$(42) + Chr$(13)
Omron!Comm1.Output = trasm
conta = 0
Do
conta = conta + 1
If conta > 1200 Then timeout = True: Exit Do
Loop Until Omron!Comm1.InBufferCount >= 15
a = Omron!Comm1.Input
If Not timeout Then
fcs = Mid$(a, (Len(a) - 3), 2)
trasm = Left$(a, (Len(a) - 4))
If fcs <> bcc(trasm) Then
timeout = -1
Exit Function
End If
valore = Mid$(a, 8, 4)
V = Val("&H" + valore)
Lettura_Dm = True
End If
ricez_ok = 0
Omron!Comm1.InBufferCount = 0
End Function(This is a VB to omron Lettura_Dm = False
ricez_ok = -1: timeout = False
trasm = "@00RD"
trasm = trasm + Right$(Str$(10000 + dm!), 4)
trasm = trasm + "0001"
trasm = trasm + bcc(trasm) + Chr$(42) + Chr$(13)
Omron!Comm1.Output = trasm
conta = 0
Do
conta = conta + 1
If conta > 1200 Then timeout = True: Exit Do
Loop Until Omron!Comm1.InBufferCount >= 15
a = Omron!Comm1.Input
If Not timeout Then
fcs = Mid$(a, (Len(a) - 3), 2)
trasm = Left$(a, (Len(a) - 4))
If fcs <> bcc(trasm) Then
timeout = -1
Exit Function
End If
valore = Mid$(a, 8, 4)
V = Val("&H" + valore)
Lettura_Dm = True
End If
ricez_ok = 0
Omron!Comm1.InBufferCount = 0
End Function)
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Size: 3072 |
Author: 铭铭之中 |
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Description: vb与西门子plc通讯 实现数据交互 实现数据交互(Data interaction between VB and Siemens PLC)
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Size: 5120 |
Author: sww____ |
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Description: Visual Basic和三菱串口通讯代码(Visual Basic and Mitsubishi serial communication code)
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Size: 9216 |
Author: gnsqy |
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Description: 用于西门子PLC和PC通讯，TCPTP-MPI通讯 VB源码(For Siemens PLC and PC communication, TCPTP-MPI communication VB source code)
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Size: 135168 |
Author: leapuresword |
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Description: 基于微软vb6下平台与下位机，欧姆龙plc通讯源码。(Based on Microsoft VB6 platform and lower computer, Omron PLC communication source code.)
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Size: 53248 |
Author: wingchan |
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Description: Testing PC to Omron PLC connection
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Size: 14336 |
Author: zicon |
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Description: vb控制三菱PLC(485端口Ｍodbus通讯），测试ok(vb rs485 conmunication with MITSUBISHI plc by modbus protocol)
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Size: 7168 |
Author: hank.suz |
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Description: 汇川PLC接口资料
C#
VB
VC版本
附带源码
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Size: 6781872 |
Author: 67561420@qq.com |
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