1、Development board supporting for Python language, with DC3.6‑5.5V working voltage. 2、The module is small in size and has a fixed mounting hole for easy installation. 3、Onboard STM32F405RG MCU, stable performance. Features 1MB flash storage and 192KB RAM. 4、168MHz Cortex‑M4 CPU with 32‑bit hardware floating point. MMA76603 axle accelerometer. 5、With 4 LEDs, 1 reset button, 1 general button. 30 general IO ports, 28 of which support 5V input and output. Item Type: Development Board Material: PCB Working Voltage: DC 3.6-5.5V Purpose: Development board supporting for Python language Instruction: 1. Onboard STM32F405RG MCU; 2. 168 MHz Cortex-M4 CPU with 32-bit hardware floating point 3. 1MB flash storage, 192 KB RAM; 4. 1 USBD, support serial port, universal storage, for HID protocol; 5. Memory card slot; 6. MMA76603 axle accelerometer; 7. 4 LEDs, 1 reset button, 1 general button; 8. 3.3V0.3A onboard LDO, which can be powered from USB port or external battery; 9. Real-time clock; 10. 30 general IO ports, 28 of which support 5V input and output; 11. 2 for SPI interfaces, 2 CAN interfaces, 2 I2C interfaces, 5 USART interfaces; 12.14 12-bit ADC pins 13. 2 DAC pins 1 x Development Board 2 x Pin Header