STM32F103RCT6 Control Board PID Closed-Loop Motor Driver+Bluetooth Omni Robotic Arm Open Source Ros Controller Oled

Features:
- OLED driver
- Double ring PID
- Support PS2 remote controller
- Support Bluetooth app
- Support serial WiFi
- Support 4pcs encoder motor
- Support IMU (expandable MPU9250)
- Support gyroscope onboard MPU6050
- Reserve 4-way servo interface (need to connect power supply 5-12V separately to choose suitable power supply according to your servo)

STlink download wiring:
VCC --3V3
PA14-- SWDCLK
GND --GND
PA13 --SWDIO

Package included:
- 1 x controller +Bluetooth Module