beetle USB at mega32U4Mini Development Board
Development board size :21 * 28 mother did
microcontroller at mega32U4
clock speed 16 MHz
operating voltage 5VD C
digital i / OPI You're 10
PWM channels 4
analog input channels 5
UART1
i2C 1
micro USB 1
flash memory 32 KB of which 4KB used by bootloader
SRAM 2.5 KB
EEPROM 1KB
![](https://ae01.alicdn.com/kf/S6a4133fd913f45c7b62288cb3f910031O.jpg)
![](https://ae01.alicdn.com/kf/S5d5545e4251f49308b32a2be49268f8bf.jpg)
![](https://ae01.alicdn.com/kf/S930940c5aa0c43128568f0420fddaaefF.jpg)