Cypress Chameleon CTM-130 Manual do Utilizador descarregar pdf (Página 6)

MODBUS Command Reference

n = 1 RTU master gateway

n = 2 ASCII master gateway

A cmd save, and a power cycle are required before the gateway is placed in the specified MODBUS

gateway mode.

mode n (sets serial port(s) connection mode)

This command sets the required connection mode of the gateway.

n = 1 manual connection (default)

n = 2 auto connect to the network

n = 3 auto connect to the network and go directly into PPP mode

n = 4 auto connect to both the network and the PAD host interface

n = 5 auto connect to the network and serial LCD (future)

n = 6 auto connect to both the network and the MODBUS host interface

n =7 auto connect to both the network and the ZigBee mode

n=8 auto connect to both the network and the ElmScan tool for OBD II

A cmd mode 6, a cmd save, and power cycles are required before the gateway is placed in MODBUS

mode.

3.2 MODBUS Serial Master Gateway Command Reference

The following section provides commands used to configure the gateway as a MODBUS serial master

gateway. For the following commands to be applied, the gateway must be configured for MODBUS mode

using cmd mode 6 and configured as a serial master gateway using either cmd modbusmode 1 or cmd

modbusmode 2.

port n r d p s f (serial port settings)

Configures the baud rate and data format of the specified serial port.

After implementing this command it will be necessary to change the baud rate of the MODBUS master or

slave device connected to the gateway to match the new configuration.

n = 1 configure Primary DB9 port

n = 2 configure Secondary DB9 port

n = 3 configure RS485 port

r = 1200 1200 Baud

r = 2400 2400 Baud

r = 4800 4800 Baud

r = 9600 9600 Baud

r = 19200 19200 Baud

r = 38400 38400 Baud

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Cypress Chameleon CTM-130 Manual do Utilizador Página 6