blu-tweaker

Idea: a Bluetooth low energy button box that is able to adjust css properties of a web page.

Inputs:

• Absolute position rotery encoder for choosing modes
• Slider potentiometer for selecting on a scale value
• Infinate turn rotary encoder for incrementing and deincrementing values

Example

https://alexfarr.github.io/ble-tweaker/software/

BOM

• 1x Adafruit I2C QT Rotary Encoder with NeoPixel
• 1x Fermion: 8421 Encoder (Vertical)
• 1x 10k lin slider potentiometer
• 1x FireBeetle ESP32 IoT Microcontroller

Case

resources

https://www.youtube.com/watch?v=oCMOYS71NIU

https://lpnplant.io/web-bluetooth/

https://web.dev/bluetooth/

https://googlechrome.github.io/samples/web-bluetooth/notifications.html?service=alert_notification

https://github.com/nkolban/ESP32_BLE_Arduino

https://www.youtube.com/watch?v=u4HY3OIk2-c&ab_channel=BinaBhatt

https://googlechrome.github.io/samples/web-bluetooth/notifications.html