Overview
Keyestudio Leonardo, based on the ATmega32U4. USB is built into the microcontroller, so there is no separate USB-serial chip. Power it from micro USB, from the DC jack at 7-12V, or from Vin.
Specifications
- SKU: KS0248
- Microcontroller: ATmega32U4
- Operating voltage: 5V
- Input voltage: DC 7-12V
- Digital I/O: 20, of which 7 are PWM
- Analog inputs: 12
- DC current per I/O: 40 mA
- DC current, 3.3V pin: 50 mA
- Flash: 32 KB, of which 4 KB is the bootloader
- SRAM: 2.5 KB
- EEPROM: 1 KB
- Clock: 16 MHz
- LED: D13
- PCB: 71 x 54 x 15 mm
Tutorials
Pinout and driver notes are in the Keyestudio Wiki.