ler (ATMEGA328), the development of user interface and environment are very simple, easy to understand, and very suitable for beginners to learn.
Performance Descripion
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 outp