Compatible with: Otto DIY / Nano
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Otto DIY Instructions manual
3D Printer Models (STL)
Otto Basic
Otto + Matrix
| Sensor | Connection |
|---|---|
| Servo-1 (Leg Left) | Pin 2 |
| Servo-2 (Leg Right) | Pin 3 |
| Servo-3 (Foot Left) | Pin 4 |
| Servo-4 (Foot Right) | Pin 5 |
| Buzzer | Pin 13 |
| HC-SR04 Trigger | Pin 8 |
| HC-SR04 Echo | Pin 9 |
| Sound sensor (optional) | Pin A6 |
| Bluetooth HC-06 (optional) | RX=Pin 7 / TX=Pin 6 |
| Buttons (optional) | Pin A1 / Pin A2 / Pin A3 |
| Led Matrix (optional) | DIN=Pin 10 / CS=Pin 11 / CLK=Pin 12 |
