References

1. watchmaker - custom watch faces
2. Makerfabs GC9A01 1.28 Inch Round LCD Module
3. Dronebotworkshop Using GC9A01 Round LCD Modules
4. DroneBot Workshop YouTube Video
5. Mr. Volt YouTube Exotic Round Displays and How to Use Them - this videos demonstrates some very new round displays up to 5 inches. These would be ideal for robot faces but they cost up to $200 for the larger displays.
6. NTP Pool Project - sites that run the network time protocol
7. Pico Displays and Fonts
8. Analog Clock Face Generator - a wonderful way to try out different designs. This web app allows you to change the format of the markers, digits and hands.
9. Blocklayer Clock Face
10. Mick Make's YouTube Video: Build a talking Alarm Clock synced to Google calendars - great example of how to use the Google API to access your personal calendar.

Inspirational Electronic Clocks

• Simple Pico Clock

• PicoClock - RPI PICO Multifunctional Digital Clock

• Raspberry Pi Pico W Fibonacci Clock Project - YouTube Video

• "The Clock" using 1,916 parts by Gislain Benoit

• Divoom Times Gate Clock - Five 128x128 color LCD displays.

• ClocTech Tube Shaped Nixie Clock available for $49 at WalMart. This clock shines an LED into a Plexiglass plate to give the appearance of a 3D Nixie Tube.

• Single Digit Clock with 7 Servos

Data Sheets

Battery Management

[HT4928S - T6845C Data sheet][https://components101.com/sites/default/files/component_datasheet/T6845C-Datasheet.pdf] 8 pin battery management Chip

https://www.youtube.com/watch?v=np4NRMKOG6U