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Description
- 1 - Raspberry Pi interface: for connecting Raspberry Pi
- 2 - Arduino interface: for connecting Arduino
- 3 - Motor interface
- 4 - Ultrasonic module interface
- 5 - Servo module interface
- 6 - Obstacle avoidance module interface
- 7 - Speed measuring interface
- 8 - Battery holder: supports 18650 batteries
- 9 - Reserved power input (not soldered): for connecting other external power supply
- 10 - Arduino expansion header: for connecting Arduino shields
- 11 - UART interface: for connecting Bluetooth module, to control the robot remotely via Bluetooth
- 12 - SPI interface: for connecting NRF24L01 wirmoduleeless
- 13 - Line tracking module interface
- 14 - TLC1543: 10-bit AD acquisition chip, allows the Pi to use analog sensors
- 15 - LM298P: dual H bridge motor driver chip, up to 2A current
- 16 - Anti-reverse diode
- 17 - Power switch
- 18 - LM2596: 5V regulator
- 19 - Power indicator
- 20 - UART switch: turn on to enable serial communication between Raspberry Pi and Arduino
- 21 - IR receiver: control the robot remotely via infrared
- 22 - Raspberry Pi/Arduino selection: select the Raspberry Pi or Arduino to control the robot peripherals