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51 lines
969 B
Markdown
51 lines
969 B
Markdown
---
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layout: page
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title: "Modbus"
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description: "Instructions how to integrate Modbus within Home Assistant."
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date: 2015-04-25 9:16
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sidebar: false
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comments: false
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sharing: true
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footer: true
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---
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<img src='/images/supported_brands/modbus.png' class='brand pull-right' />
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Modbus is a serial communication protocol to control PLCs. It currently supports sensors and switches which can be controlled over serial, TCP and UDP connections.
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```yaml
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# Example configuration.yaml entry
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modbus:
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type: serial
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method: rtu
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port: /dev/ttyUSB0
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baudrate: 9600
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stopbits: 1
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bytesize: 8
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parity: N
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sensor:
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platform: modbus
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slave: 1
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registers:
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16:
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name: My integer sensor
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unit: C
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24:
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bits:
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0:
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name: My boolean sensor
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2:
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name: My other boolean sensor
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switch:
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platform: modbus
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slave: 1
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registers:
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24:
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bits:
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0:
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name: My switch
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2:
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name: My other switch
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```
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