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https://github.com/sayanee/belle

:bell: door bell that will buzz on press and send a mobile notification with IFTTT
https://github.com/sayanee/belle

arduino bell esp8266 ifttt kicad nodemcu

Last synced: 13 days ago
JSON representation

:bell: door bell that will buzz on press and send a mobile notification with IFTTT

Host: GitHub
URL: https://github.com/sayanee/belle
Owner: sayanee
Created: 2017-03-05T10:21:24.000Z (over 7 years ago)
Default Branch: master
Last Pushed: 2017-09-17T10:48:54.000Z (about 7 years ago)
Last Synced: 2024-10-19T00:24:28.018Z (18 days ago)
Topics: arduino, bell, esp8266, ifttt, kicad, nodemcu
Language: Arduino
Homepage: https://hackaday.io/project/26347-belle
Size: 16.9 MB
Stars: 4
Watchers: 5
Forks: 2
Open Issues: 1
Metadata Files:
- Readme: readme.md

Awesome Lists containing this project

README

        # 🛎 belle

> Door bell with a buzzer and notification to IFTTT.

![](screenshot.png)

## Manufacture

1. Open [hardware](hardware) with [KiCad](http://kicad-pcb.org/)

1. Buy [Bill of Materials](bill_of_materials.csv)

![](layout.png)

## Getting started

### Flash the firmware

1. Ensure the batteries are not connected yet!

1. Short the 2 header pins on `P4` for boot mode

1. Connect an FTDI chip to `P3`

1. Connect the other end of the FTDI chip to the laptop via USB

    ![](images/flashing-firmware.jpg)

1. Open Arduino IDE with the following configuration

    ![](images/arduino-config.png)

1. Flash the [final firmware](firmware/belle.io) to the board

1. Remove the FTDI chip and the remove the shorted header pins of `P4`

### IFTTT

1. Configure IFTTT with [Webhooks](https://ifttt.com/maker_webhooks) and [Notification](https://ifttt.com/if_notifications) channels to Receive a web request

1. Put the event name as `bell_pressed`

    ![](images/ifttt-configure.jpg)

1. Download the IFTTT app on mobile as well

1. Note the IFTTT key on the [maker_webhooks settings page](https://ifttt.com/services/maker_webhooks/settings)

    ![](images/ifttt-key.jpg)

### Connect your door bell

1. Connect 3 AA batteries

1. Ensure the blue on-board LED is blinking fast

1. Connect your actual door bell to `P2` connectors

1. Mount it up on the wall

    ![](images/mount.jpg)

1. Connect to WiFi access point with SSID `Belle XXXX` and password `beautyandthebeast` on mobile / laptop

1. Visit page 

1. Fill in `SSID`, `Password` and `IFTTT Key`

    ![](images/configure.png)

1. Wait for the LED to stop blinking

1. Press the 🛎

1. You should hear the buzzer and get a mobile IFTTT notification as well :tada:

## References :books:

### Power savings

1. [Power Saving tips for the ESP8266](https://github.com/z2amiller/sensorboard/blob/master/PowerSaving.md)

1. [SparkFun 3.3V Step-Up Breakout - NCP1402](https://www.sparkfun.com/products/10967)

1. [Sleeping the ESP8266](http://www.esp8266.com/wiki/doku.php?id=esp8266_power_usage)

1. [Reddit: How to actually run an ESP8266 for months on AA batteries](https://www.reddit.com/r/esp8266/comments/4gmkfl/how_to_actually_run_an_esp8266_for_months_on_aa/)

1. [Battery Powered ESP8266 IoT – Temperature Sensor](http://homecircuits.eu/blog/battery-powered-esp8266-iot-logger/)

1. [ESP8266 Sensor runs 17 days on a coin cell](https://www.youtube.com/watch?v=IYuYTfO6iOs)

1. [wifiwebservers - ESP8266 with 2AA batteries](http://www.arduinesp.com/wifiwebserver)

1. [Simple Authentication](https://github.com/esp8266/Arduino/blob/4897e0006b5b0123a2fa31f67b14a3fff65ce561/libraries/ESP8266WebServer/examples/SimpleAuthentification/SimpleAuthentification.ino)

1. [Debouncing circuit](http://www.ganssle.com/debouncing-pt2.htm)

### Flashing

1. [Programming ESP12](http://glyncowles.blogspot.sg/2015/07/programming-and-running-esp12-e.html)

1. [Troubleshooting flashing](https://learn.sparkfun.com/tutorials/esp8266-thing-hookup-guide/discuss#comment-55a05571ce395f88538b4567)

1. [NodeMCU modes](https://raw.githubusercontent.com/nodemcu/nodemcu-devkit/master/Documents/NODEMCU_DEVKIT_SCH.png)

## Tools :radio:

1. [simple calculator for estimating a (LiPo) battery's life](http://battery-life.of-things.de/battery-life-calculator.php)

1. [Encode to Base64 format](https://www.base64encode.org/)

1. [Electronics circuit simulator](http://www.falstad.com/circuit/)

1. [Circuit calculator](http://circuitcalculator.com/)

## Credits :pray:

:star: Big thanks to [Chinmay](https://chinmay.audio/), [Adnan](https://github.com/catmaker), [Kenneth](https://github.com/kennethlimcp), [Shan](https://twitter.com/shannietron), [Baoshi](https://twitter.com/ba0sh1) for prototyping, feedback, verifications and soldering :star: