0.2.0 • Published 7 years ago
modbus-cli v0.2.0
node-modbus-cli
A Modbus client writen in JavaScript
Introduction
Utility script for accessing Modbus devices. Many hobby devices and PLC controllers speak Modbus.
Installation
To install, run npm install
if you install from source code, or npm install modbus-cli
.
Usage
The -h
flag will print out a help text, that list the command line arguments.
modbus-cli -h
Usage: modbus-cli <command> [options]
Commands:
read Read holding registers
readi Read input registers
force force single coil
Options:
--config Path to JSON config file
-h, --help Show help [boolean]
Examples:
modbus-cli read -u 192.168.1.11 -a 5
Querying Holding Registers
Read Holding registers.
modbus-cli read -u 192.168.1.11 -a 5
modbus-cli read -u /dev/ttyUSB0 -a 0 -l 4
Querying Input Registers
Read Holding registers.
modbus-cli readi -u 192.168.1.11 -a 5
modbus-cli readi -u /dev/ttyUSB0 -a 0 -l 4
Force one Coil
Force one Coil.
modbus-cli force -u 192.168.1.11 -a 5 -v 0
modbus-cli force -u /dev/ttyUSB0 -a 0 -v 1