The series offers a deep-dive into the lcd controller and i/o expander datasheet, hands-on approach to LCD communication covering I2C via PCF8574 on both ESP32 and STM32 based controllers. The code is ...

The sample Arduino projects for the Waveshare ESP32-P4-NANO dev board don't properly initialize the MIPI-DSI LCD display. The display doesn't turn on (no backlight, black screen) so the code always ...

Build your own Google Glass/smart glass with this dev kit that includes a 1.1 inch, 126 x 126 pixel prism display on an arm that extends from a pair of glasses and powered by an ESP32 microprocessor.