All these functions are possible using DFRobot Romeo V2. Feel free to suggest a better board or function wish-list items.
Digital Pins:
- Blink LEDs
- Adjust LED brigthness with PWM
Motor:
- PWM speed and direction control
Servo:
- Pan & Tilt
- Object grabber
Buzzer / Speaker:
- Play a short tune
- Sing a song in harmony with Shielded 1″ 1W 8-Ohm Full Range Speaker
Environment Sensors:
- Measure obstacle distance with URM37 Ultrasonic Sensor
- Current temperature reader with LM335Z Temperature Sensor Linear IC
- Darkness level with PHOTODIODE 5MM LED
Command interfaces:
- Analog buttons
- Serial messaging
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