WS2812B LED Wall Clock

WS2812B LED Wall Clock
A Certain Cheerlights¬†Clock Once upon a time, people tell the time by looking at the sun dial, today, we can tell the time by sending a simple query to a¬†RESTful interface … Ok, it was a nightmare, alright. However, having a spare meter of Neopixel LED strip of 60 LEDs/meter, I was thinking what to ...

OLED message board

OLED message board
The low cost, small 3.3cm OLED display is fun to play with. The original one I bought has a built-in ROM for some retarded (Simplified) Chinese characters. The ROM is accessible via SPI and the display itself via I2C. Even though getting the characters from the ROM is doable, there is only a very limited ...