This version is optimized in the original version to ensure consistent and compatible with the original, but also easy to use Increase the pin socket, to facilitate the use of DuPont line Replaced 16u2 By CH340.
Digital I/ ODigital Inputs/ Outputs: 0-13
Analog I/ O Analog Input/ Output: 0-5
Support ISP download function The Input Voltage:
no external power supply when connected to the computer USB,
external power supply: 5V-12V
DC Output Voltage: 3.3V and
5V DC voltage output Using Atmel Atmega328