# Modbus Digital Inputs

**URL:** https://community.homey.app/t/modbus-digital-inputs/154200
**Category:** Questions & Help
**Tags:** homey-pro
**Created:** [April 25, 2026, 7:55pm UTC](https://community.homey.app/t/modbus-digital-inputs/154200 "2026-04-25T19:55:05Z")
**Posts on this page:** 2
**Page:** 1

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### Author: ![Lawrence\_Fenerty](https://sea1.discourse-cdn.com/flex025/user_avatar/community.homey.app/lawrence_fenerty/32/122952_2.png) [@Lawrence\_Fenerty](https://community.homey.app/u/Lawrence_Fenerty)
#### Post date: [April 25, 2026, 7:55pm UTC](https://community.homey.app/t/modbus-digital-inputs/154200/1 "2026-04-25T19:55:05Z")

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![Modbus Screens](https://us1.discourse-cdn.com/flex025/uploads/athom/original/3X/f/c/fc344730aabe6b69a35a202acf7d325302467b29.jpeg)I am trying to read the digital input from a M31. I can write to the outputs okay but cannot read the inputs. I have the shots from modbus poll to confirm address is correct and the flow I’m using, Any help would be appreciated . Cheers Lawrence

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### Author: ![robertklep](https://sea1.discourse-cdn.com/flex025/user_avatar/community.homey.app/robertklep/32/160628_2.png) [@robertklep](https://community.homey.app/u/robertklep)
#### Post date: [April 26, 2026, 5:04am UTC](https://community.homey.app/t/modbus-digital-inputs/154200/2 "2026-04-26T05:04:49Z")

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