The Arduino Uno-compatible board has an MCS-51 (often called 8051 instead) instead of the usual ATmega328P/ATmega168. Specifically, [ElectroBoy] uses the AT89S52 .

Arduino, the world's leading ... Arduino Uno - The World's Most Popular Development Board Massively Scales Performance with New 32-Bit Versions. ... June 26, 2023 11:00 AM Eastern Daylight Time.

I have used an Arduino Uno to monitor two ultrasonic sensors in the base of the Dalek and send the results over the USB serial interface to a Raspberry Pi which then plays an MP3 clip.

11:24 am November 7, 2022 By Julian Horsey. ... Created to enable you to build, code and solder your very own Arduino UNO Micro controller board by mounting every single component.

Arduino has launched its next generation of UNO boards, introducing a 32-bit Renesas microcontroller and Espressif ESP32-S3 module, one-click cloud connectivity and plenty of I/O plus a 12×8 red LED ...

The KIT_BTM9010/11 Arduino Shield (user manual here), which is currently available, comes equipped with the 10-A MOTIX full-bridge ICs BTM9010EP and BTM9011EP (Fig. 3).