Leonardo R3

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Product Detail

Product Description

Description: 

1. Controller: ATmega32u4 

2. goods recorded: 16 MHz 

3. Operating voltage: 5V 

4. Input Voltage (recommended) :7-12V 

5. Digital IO port: 22 (D0-D13, D14-MISO D15-SCK, D16-MOSI D18-23 [A0-A5) 

6. PWM channel: 7 (D3, D5, D6, D9, D10, D11, D13) 

7. analog input: 12 (A0-A5, D4-A6, D6-A7, D8-A8 ,-A9 D9, D10-A10, D12-A11) 

8. 5V digital / analog port maximum permissible current: 40 mA 

9. 3.3V digital / analog port maximum permissible current: 50 mA 

10. Flash Memory: 32 KB (ATmega32u4) of which 4 KB used by the bootloader 

11. SRAM: 2.5 KB (ATmega32u4) 

12. EEPROM: 1 KB (ATmega32u4 


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