Specifications：

Microcontroller: ATmega328P

Interface Chip: CH340C

Operating Voltage: 6-12V DC

Digital I/O Pins: 12 (D2-D13)

Analog Input Pins: 8 (A0-A7)

TTL Serial UART Interface: TX/RX

PWM Output Pins: 6 (D3, D5, D6, D9, D10, D11)

USB Interface: Mini USB, Micro USB, Type-C

Display: 0.91' OLED, 128x32 resolution

ISP Download Support: Yes

Features：

1.High-Quality PCB Material

The development board is constructed with premium PCB material, ensuring stability and performance. This attention to quality guarantees a reliable base for your projects, minimizing the risk of faults during operation and enhancing the lifespan of your electronic applications.

2.Integrated OLED Display

Featuring a 0.91' OLED screen with a resolution of 128x32 pixels, this board allows for clear and bright visual feedbacks. Ideal for debugging and monitoring, the OLED display enhances user interaction with your project by providing real-time data and status updates.

3.Versatile Power Supply Options

This board supports a wide input voltage range from 6V to 12V DC. This flexibility makes it suitable for various applications, ensuring that you can power it using standard power supplies or batteries, accommodating different project needs easily.

4.Multiple USB Interface Choices