The 8051 was an 8-bit Harvard-architecture microcontroller first put out by Intel in 1980.  They’ve since discontinued that line, but it lives on in the low-cost STC8 family of chips, which ...
Volos Projects recently showcased an easy-to-reproduce, inexpensive DIY ESP32-S3 Internet radio based on a Waveshare ESP32-S3-LCD-1.54 development board ...
This is a simple project where I interfaced a 16x2 LCD with an STM32 microcontroller using 4-bit mode. Instead of using all 8 data pins, I used only 4 pins to save GPIOs. The LCD is controlled using ...