Example usage of Arduino UNO R4
- Digital Pin
- PWM
- Analog Pin
- Sensor/Module
- Real Time Clock
- WiFi
- Network
- Socket
- MQTT
- BLE
https://docs.arduino.cc/hardware/uno-r4-wifi/ https://docs.arduino.cc/tutorials/uno-r4-wifi/cheat-sheet/ https://docs.arduino.cc/tutorials/uno-r4-wifi/led-matrix/