Product description: Beetle - ATmega32u4 - DFRobot DFR0282
Beetle is the smallest Arduino Leonardo compatible tile. The module is based on a system ATmega32u4 and is driven by a clock with a frequency16 MHz. It has 10 digital, 5 analog and 4 PWM pins.
DFRobot Beetle.
The microUSB connector is used to power and program the module. The board is equipped with Arduino Leonardo bootloader. It is an ideal solution for small DIY projects. The size of the board is 22 x 20 mm. It works with 5 V.
Beetle module outputs
The DFRobot Beetle module is equipped with 10 digital, 5 analog pins, one I2C and one UART interface.
DFRobot Beetle - module with ATmega32u4 chip.
| Pin | Description |
|---|---|
| RX |
UART serial communication receiving pin. Digital pin 0. |
| TX |
UART serial communication transmitter. Digital Pin 1. |
| SDA |
I2C interface data pin. Digital Pin 2. |
| SCL |
I2C interface clock pin. Digital Pin 3. |
| D9 |
Digital pin 9 / PWM channel. Analogue pin A9. |
| D10 |
Digital pin 10 / PWM channel. Analogue pin A10. |
| D11 | Digital Pin 11 / PWM channel. |
| A0 |
Analogue pin A0. Digital pin A0. |
| A1 |
Analogue pin A1. Digital Pin A1. |
| A2 |
Analogue pin A2. A2 digital pin. |
| + | 5V power pin. |
| - | Mass - GND. |
| ICSP | MicroUSB connector for chip programming. |
Main features of Beetle module
- Small dimensions: 22 x 20 mm
- MicroUSB connector for power and upload
- V-cut connectors
- Blue LED
Beetle module specification
- Microcontroller: ATmega32u4
- Clock speed: 16 MHz
- Power supply voltage: 5 V
- Digital I/O: 10
- PWM channels: 4
- Analogue inputs: 5
- UART: 1
- I2C: 1
- microUSB: 1
- Power ports: 2
- Flash memory: 32 kB (4kB occupied by bootloader)
- SRAM: 2.5 kB
- EEPROM memory: 1 kB
- Dimensions: 22 x 20 x 3.8 mm
Useful links |
