Tag Archive
#Unit ID
4 articles tagged with #Unit ID. This page is set to noindex per SEO configuration.
Modbus Protocol
MODBUS
Modbus Unit Identifier Explained: Unit ID by Scenario
Modbus Unit Identifier (Unit ID) explained by scenario: direct TCP devices, RTU gateways, multi-port gateways. Value ranges, common defaults, troubleshooting.
15
Modbus Protocol
MODBUS
Modbus Broadcast Function Codes: Address 0 Explained
Modbus broadcast on address 0: which function codes support it, how serial and TCP differ, turnaround timing, gateway behavior, and when to actually use it.
14
Modbus Protocol
MODBUS
Modbus TCP MBAP Header Explained: 7 Bytes Byte by Byte
Modbus TCP MBAP header decoded byte by byte: Transaction ID, Protocol ID, Length, and Unit ID, with a real hex dump, network byte order, and common mistakes.
18
Modbus Protocol
MODBUS
Modbus RTU to Modbus TCP: Gateway Setup and Conversion
Modbus RTU to Modbus TCP conversion step by step: frame translation byte by byte, hardware and software gateway setup, Unit ID mapping, and timeout tuning.
12