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Feather 32U4 Adalogger
AdafruitATmega32u4
A portable microcontroller board with built-in USB and battery charging, suitable for data logging.
In stock
Specifications
3- Operating Voltage
- 3.3V logic, 8 MHz clock speed, 32K flash, 2K RAM, 100mA lipoly charger with status LED, 500mA peak current output regulator, measures 2.0 x 0.9
- Dimensions
- x 0.28
- Gpio Count
- 20
Pinout
17| Pin | Name | Functions | Notes |
|---|---|---|---|
| 0 | RX | GPIO | Serial1 input |
| 1 | TX | GPIO | Serial1 output |
| 2 | SDA | GPIO | I2C data, Interrupt #1 |
| 3 | SCL | GPIO | I2C clock, Interrupt #0 |
| 5 | PWM | PWM | |
| 6 | PWM | PWMADC | Analog input A7 |
| 9 | PWM | PWMADC | Analog input A9, Battery voltage divider output |
| 10 | PWM | PWMADC | Analog input A10 |
| 11 | PWM | PWM | |
| 12 | A12 | GPIOADC | Analog input A11 |
| 13 | LED | GPIO | Red LED next to USB jack, can do PWM output |
| A0 | A0 | ADC | |
| A1 | A1 | ADC | |
| A2 | A2 | ADC | |
| A3 | A3 | ADC | |
| A4 | A4 | ADC | |
| A5 | A5 | ADC |
Interactive pinout
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ATmega32u4
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