Underwater ROV buildable with cheap parts, operable by students.
Up to 4 thrusters are controlled with two TB6612FNG motor drivers and an Arduino Nano.
Arduino Nano Pin | Connection | Description |
---|---|---|
TX | Jack | Serial Out |
RX | Jack | Serial In |
RST | NC | Resets Arduino |
GND | GND | Ground |
D2 | Chip 1 A1 Pin 21 | Control Logic A1 |
D3 | Chip 1 A PWM | Motor A PWM |
D4 | Chip 1 A2 Pin 22 | Control Logic A2 |
D5 | Chip 1 B PWM | Motor B PWM |
D6 | Chip 1 B1 Pin 17 | Control Logic B1 |
D7 | Chip 1 B2 Pin 16 | Control Logic B2 |
D8 | Chip 2 A1 Pin 21 | Control Logic A1 |
D9 | Chip 2 A PWM | Motor C PWM |
D10 | Chip 2 A2 Pin 22 | Control Logic A2 |
D11 | Chip 2 B PWM | Motor D PWM |
D12 | Chip 2 B1 Pin 17 | Control Logic B1 |
D13 | Chip 2 B2 Pin 16 | Control Logic B2 |
3.3V | NC | Regulated 3.3v for TTL |
Aref | NC | Analog Reference Voltage |
A0 | Jack | Motor A Control |
A1 | Jack | Motor B Control |
A2 | Jack | Motor C Control |
A3 | Jack | Motor D Control |
A4 | Screw Terminal | SDA |
A5 | Screw Terminal | SCL |
A6 | Screw Terminal | A/D In |
A7 | Screw Terminal | A/D In |
5V | Vcc | Regulated 5V |
Rst | NC | Resets Arduino |
GND | GND Bus | Ground |
Vin | Vin Bus | Unregulated Supply Voltage |