Welcome to MSPM0 Smart Robot Car repository
2.Development board interface description
Development Board Pin Resources
Below is the interface diagram of the MSPM0 car development board

- Photoresistor (one on each side)
- Infrared transmitter-receiver pair (one on each side)
- RGB LED (one on each side)
- Ultrasonic sensor interface
- 9G servo interface (supports two servos 5V - 7.4V)
- Servo interface voltage selection jumper: Short Choose and VM for 7.4V, default is 5V
- Left motor interface (TTL motor 13-line gear ratio 1:45)
- Right motor interface (TTL motor 13-line gear ratio 1:45)
- 5V output pin
- Four-channel line tracking module interface
- Eight-channel line tracking module interface
- Active buzzer interface
- AI voice interaction integrated module interface
- OLED interface
- MPU6050 six-axis sensor interface
- Bluetooth module interface
- SWD debugging interface
- MCU programmable indicator LED (red)
- Power switch
- USB interface: Can be used for Uniflash programming (BSL), debugging serial port
- Battery charging interface
- Battery interface for 7.4V lithium battery
- Infrared remote control receiver module
- Three custom buttons
- Reset button
- K210/K230 interface