Daniel Scheidler

GERMANY • + Follow

Michael NightWolf

GERMANY
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Andrew Teague

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Description

Integrate every doorbell in Home Assistant

This PCB was designed to integrate my old doorbell into Home Assistant.

The board uses the transformer output as power supply and an optocoupler to get the signal of the bell button.

Software based on ESPHome.

Parts:

1x PC817

1x L7805CV

1x 10k Ohm resistor

1x 1,2k Ohm resistor

1x 560 Ohm resistor

1x 330 Ohm resistor

6x 1N5404 diode

1x 100uF 50V

1x 1000uF 35V

1x D1 mini

2x 2-way terminal-block RM 5,08

+ some header pins

ESPHome Code: https://smarthomeyourself.de/hc_downloads/klingel_esphome.txt

Video about this project:

https://www.youtube.com/c/SmarthomeyourselfDe_DIY/videos

Code

https://smarthomeyourself.de/hc_downloads/klingel_esphome.txt

Download BOM(Bill of materials)

May 26,2021

8,243 views

Integrate every doorbell in Home Assistant

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8.58 (3)

Published: May 26,2021

BOM(Bill of materials)

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File Last Updated: 2024/07/01 (GMT+8)

File update record

2024-07-0114:31:19

Parts List (BOM) is updated.

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Topic

DIY Electronics

Home Automation

smarthome doorbell d1 mini esp smart home smart doorbell smart home yourself diy

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