← Boards
mcu 2010

Arduino Uno R3

Arduino
16
MHz
Clock Speed
1
Cores
CPU
20
Pins
GPIO
General
Chipset
ATmega328P
RAM
2KB SRAM
USB
1x USB-B
Form Factor
Uno
Price
$20-28
OS Support
bare metal
Frameworks & Languages
Arduino IDE
Links
Maker Site ↗ Buy on Amazon ↗ Docs ↗
Related How-Tos
Arduino vs ESP32: Which Should You Use? A Practical ComparisonGetting Started with ESP32: GPIO, WiFi, and Your First ProjectUno vs Nano vs Mega: Which Board for Which ProjectRaspberry Pi Pico 2 and the RP2350: What's New and Getting StartedArduino Uno R4 WiFi and Minima: What's New and Getting Started
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Related Links
Arduino-ESP32 GitHubArduino ReferenceArduinoDroneBot WorkshopInstall ESP32 Arduino