Take the ESP32-CAM, a board that started appearing on the market in early 2019. On paper, the thing is amazing: an ESP32 with support for a camera and an SD card, all for less than $10.

Over the years, we’ve seen some modern microcontrollers turn out to be 5V-tolerant – now, RP2040 joins the crowd. Half a year ago, when we covered an ISA card based on a Pi Pico, [Eben Upton ...

Enter the Super Tiny RP2040/ESP32 Display Development Board—a tool ... Additionally, power supply breakout pins (3.3V and 5V) ensure compatibility with a wide range of peripherals.