Lantronix XPort APS: Modbus Protocol User Guide - Page 23

Status, Read Input Status, Force Single Coil and Force Multiple Coils Modbus commands to

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Page 23 highlights

5: WiPort and WiBox Implementation Two new parameters were added under the menu option Advanced Modbus Protocol Settings on WiPort. The Modbus slave address and starting offset parameters are used to direct Read Coil Status, Read Input Status, Force Single Coil and Force Multiple Coils Modbus commands to the WiPort's GPIO. Other commands or unmatched addressing are directed to the serial port. Local slave address for GPIO (0 to disable, or 1..255) (0) ? 3 Starting offset (0x/1x0001..9999) (1) 100 Modbus Protocol User Guide 23

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5: WiPort and WiBox Implementation
Modbus Protocol User Guide
23
Two new parameters were added under the menu option
Advanced Modbus Protocol Settings
on WiPort. The Modbus slave address and starting offset parameters are used to direct Read Coil
Status, Read Input Status, Force Single Coil and Force Multiple Coils Modbus commands to the
WiPort’s GPIO. Other commands or unmatched addressing are directed to the serial port.
Local slave address for GPIO (0 to disable, or 1..255) (0) ? 3
Starting offset (0x/1x0001..9999) (1) 100