Modbus

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A community for the Modbus communications protocol - data communication between devices over TCP/IP and over serial line – open and royalty-free since 1979. Visit Modbus.org to download the Modbus protocol specification and implementation guides.
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Modbus Organization Replaces Master-Slave with Client-Server
Last message by
mercator
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nikoloz
Homebrewed software to communicate with measuring device via Modbus TCP
Last message by
jschulze
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First venture into MODBUS, how to send a password?
Last message by
jschulze
2 3 4
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1K
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Sublyime
Erroneous modbus values
Last message by
jschulze
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103
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How to send/receive data from PLC through Modbus(RS485)
Last message by
kannannatesh
16
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402
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Karuna R
Interfacing MSP432 and Raspberry Pi over MODBUS
Last message by
jschulze
5
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220
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HY08-03MD Digital thermostat Modbus
Last message by
oneye14
1
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85
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Modbus Register Numbering
Last message by
mercator
1
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213
Views
HogueQ
Modbus TCP/IP client automation direct productivity 3000 series
Last message by
HogueQ
5
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269
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(Modbus) How to assign coil address as ports in PIC?
Last message by
sudharani
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2K
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Is it possible to use DIN Rail Terminal Blocks for Modbus RTU
Last message by
David_2
2
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136
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graitor20
I am new to MODBUS. Looking for guidance
Last message by
maddiebradshaw
2
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579
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(PowerLogic PM8000)Modbus RTU to TCP/IP by Serial to ethernet device (USR-W610) remotely by VPN device (Flexy 205))
Last message by
jschulze
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176
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modbus tcp master slave c++ application required
Last message by
jschulze
1
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284
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Modbus Coil and register Question
Last message by
sshastry
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9K
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Modbus Bacnet converter
Last message by
Mgamboa
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Multiple modbus slaves on one master
Last message by
sd_dracula
7
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274
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Modbus to Android/iPhone/WiFi
Last message by
iotize
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4K
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Modbus C or assembler source code for microcontroller
Last message by
erivaldo
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Modbus RTU and TCP
Last message by
jschulze
9
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877
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O
Modbus RTU 2-wire Master with 4-wire Slaves
Last message by
David_2
5
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3K
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