Cypress Chameleon CTM-130 Manual do Utilizador descarregar pdf (Página 4)

4 3BMODBUS Configuration Commands

configured as MODBUS gateways

cmd modbusmode 1 Set modem to be a MODBUS serial RTU master gateway

cmd port 9600 8 n 1 0 Set MODBUS serial master with baud rate of 9600bps, 8 data

bits, no parity, 1 stop bit and no flow control

cmd modbusidmap 1 123.2.1.2 502 Add an entry to the MODBUS ID to slave modem IP map.

Repeat this command for MODBUS IDs = 2 to 247.

cmd modbusidmap List all entries in MODBUS ID to slave modem IP map

cmd mode 6 Set the modem to auto connect to both the wireless network and

the MODBUS host interface

cmd save Save the modem configuration to non-volatile memory

cmd pwrmode 2 Power cycle the modem for the configuration to take effect

2.2 MODBUS Slave Gateway Modem Configuration

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

using MODBUS RTU between the modem and the MODBUS serial slave devices, and using MODBUS RTU

over UDP over-the-air.

cmd factory Reset modem configuration to factory defaults

cmd modbusctm130 1 Set modem to use MODBUS RTU over UDP over-the-air

to maintain backward compatibility with CTM13x modems

configured as MODBUS gateways

cmd modbusmode 0 Set modem to be a MODBUS slave gateway

cmd modbusdel 0 Delete all previously configured entries of MODBUS slave IDs

cmd port 9600 8 n 1 0 Set MODBUS serial slave device with baud rate of 9600bps, 8

data bits, no parity, 1 stop bit and no flow control

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

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Cypress Chameleon CTM-130 Manual do Utilizador Página 4