Cypress Chameleon CTM-130 Instrukcja Użytkownika Pobierz pdf (Strona 5)

MODBUS Slave Gateway

4 MODBUS Slave Gateway

4.1 MODBUS Serial Slave Gateway Configuration

The following set of gateway commands will configure the gateway to act as a MODBUS slave gateway

using MODBUS RTU between the gateway and the MODBUS serial slave device(s), and using MODBUS

RTU over UDP for over-the-air communications.

cmd modbusmode 0 #Set gateway to be a MODBUS slave gateway

cmd modbusctm130 1 # Use RTU over UDP for over the air communication. 0=TCP

cmd port 1 9600 8 n 1 0 #Set serial port settings

cmd modbusadd 1 Serial R #Set the serial port slave device to have a slave ID of 1 and to

#use MODBUS RTU as the serial transmission mode.

cmd modbusadd #List all entries in MODBUS slave list

cmd mode 6 #MODBUS host interface

cmd save #Save configuration

cmd pwr mode 2 #Power cycle modem

5 MODBUS Master

Refer to MODBUS Master application note for more setup details

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Cypress Chameleon CTM-130 Instrukcja Użytkownika Strona 5