Leonardo
The Leonardo differs from all preceding boards in that the ATmega32u4 has built-in USB communication, eliminating the need for a secondary processor. This allows the Leonardo to appear to a connected computer as a mouse and keyboard, in addition to a virtual (CDC) serial / COM port.
Especificaciones tecnicas:
| Board | Name | Arduino® Leonardo |
|---|---|---|
| SKU | A000057 | |
| Microcontroller | ATmega32u4 | |
| USB connector | Micro USB (USB-B) | |
| Pins | Built-in LED Pin | 13 |
| Digital I/O Pins | 20 | |
| Analog input pins | 12 | |
| PWM pins | 7 | |
| Communication | UART | Yes |
| I2C | Yes | |
| SPI | Yes | |
| Power | I/O Voltage | 5V |
| Input voltage (nominal) | 7-12V | |
| DC Current per I/O Pin | 10 mA | |
| Power Supply Connector | Barrel Plug | |
| Clock speed | Processor | ATmega32U4 16 MHz |
| Memory | ATmega32U4 | 2.5KB SRAM, 32KB FLASH, 1KB EEPROM |
| Dimensions | Weight | 20 g |
| Width | 53.3 mm | |
| Length | 68.6 mm | |
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