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

Looking for practical Arduino projects? This guide shows how to control a relay from your smartphone using an Arduino Uno — ...

RS Components (RS), the trading brand of Electrocomponents plc (LSE:ECM), the world's leading high service distributor of electronics and maintenance products, has announced exclusive stock ...

Description: Order your pcb design at JLCPCB: $2 for 10pcs PCBs (24 hours turnaround time). up to $20 shipping discount on first order (PCB price should be higher than $7). What is Arduino and all ...

Our Smart Home Using Arduino Uno R4 WiFi project is designed for home safety and convenience, integrating temperature, humidity, light, and gas monitoring. Using sensors like DHT11/DHT22, LDR, and ...

No multimeter handy (for shame)? Well, as it turns out you can actually measure capacitance using your Arduino Uno, with no external components, and only ~20 lines of code.

you will need the following hardwares -Arduino Uno -Rfid tags -RC522 rfid module -LCD (preferrable i2c LCD) -RTC module -wires -Leds -breadboard -power supply this project will make use of the rtc ...

Now, the Chinese maker electronics manufacturer Maker Go comes with a solution for that, an Arduino Uno clone for less than half the price of the original board. Maker Go has launched its own take on ...