Code for Large Format Number Clock UTC and Local time
Clock display uses all four lines of LCD to display large numbers
Code is written in Python 3.6 for use with Raspbery pi. Library files are basic code for
LCD operation and generation of date and time in BCD format
.svg file for enclosure
checkout https://www.ai6xg.com/post/big-font-clock-relieve-for-old-eyes for more details on software, hardware and build
A PC board for interfacing the LCD to the Rpi W was built in Kicad, schematic and board files now included. The board has a 555 based PWM dimmer for a backlit LCD display. Enclosure has been modified with additional cutout for brightness control.
See the updated details as https://www.ai6xg.com/post/big-font-clock-update-backlit-lcd Set up details have also been added.