DEBUG

see debug documentation

use

DEBUG=contribModbus* node-red -v

or

DEBUG=contribModbus:flex*,contribModbus:core:client node-red -v

or

DEBUG=contribModbus:write*,contribModbus:core:client,modbus-serial node-red -v

From Node-RED Repo

DEBUG=contribModbus* node red.js -v

or

DEBUG=contribModbus*,contribModbus:core:client node red.js -v

or

DEBUG=contribModbus:write*,contribModbus:core:client,modbus-serial node red.js -v

and you'll get more information

All options

Debug will be activated by starting Node-RED with debug mode:

DEBUG=contribModbus*,modbus-serial node-red -v

or

DEBUG=contribModbus:{option},contribModbus:{option},...

Options

• core
  • core:client
• read
• write
• server
• response
• flex
  • flex:getter
  • flex:write
  • flex:connector
  • flex:server
• modbus-serial

Windows

on CMD:

set DEBUG=contribModbus*

on PowerShell:

$env:DEBUG = "contribModbus*"