For Beetle Virtual Keyboard USB Pro Micro Atmega32U4-AU Module Mini Development Expansion Board for Arduino Leonardo R3 DC 5V I2
Descriptions:
Microcontroller: ATmega32U4
Clock Speed: 16 MHz
Operating Voltage: 5V DC
Digital I/O Pins: 10
PWM Channels: 4
Analog Input Channels: 5
UART: 1
I2C: 1
Micro USB: 1
Flash Memory: 32 KB of which 4KB used by bootloader
SRAM: 2.5 KB
EEPROM: 1 KB
Package : SMD
Model Number : Atmega32U4-AU Module
Application : Computer
Origin : Mainland China
Brand Name : MKS GEN
is_customized : Yes
Condition : New
Type : Voltage Regulator