2, so that the cost reduced to half, consumers get the most benefits

Download the program simple and convenient. You can simply use the sensor, a variety of electronic components connected (such as: LED lights, buzzers, buttons, photoresistors, etc.), to make all kinds of interesting works.

The use of high-speed microprocessor controller (ATMEGA328), the development of user interface and environment are very simple, easy to understand, very suitable for beginners to learn.

Performance description

I / O digital input / output terminals 0 ~ 13.

I / O analog input / output terminals 0 ~ 5.

Support ISP download function.

Input voltage: connected to the computer USB without external power supply, external power supply 5V ~ 9V DC voltage input.

Output voltage: 5V DC voltage output and 3.3V DC voltage output.

Using Atmel Atmega328 microprocessor controller