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Adafruit Gemma M0
AdafruitATSAMD21E18
The Adafruit Gemma M0 is a small microcontroller board with CircuitPython pre-installed, offering 32KB RAM and 256KB flash memory. It supports various digital and analog I/O pins.
In stock
Specifications
3- Operating Voltage
- 4.0-6.0V DC (3.3V logic) / 5.0V logic for 5V tolerant pins only.
- Flash
- 256KB
- Ram
- 32KB
Pinout
6| Pin | Name | Functions | Notes |
|---|---|---|---|
| A0 | Pad #1 | GPIOADC | Analog input (use 'A0'), true analog output |
| A1 | Pad #2 | GPIOPWMI2C | I2C clock (SCL), hardware Serial TX |
| A2 | Pad #0 | GPIOADCPWMI2C | I2C data (SDA), hardware Serial RX |
| 3V3 | 3Vo | POWER | 3.3V output pad from the voltage regulator, can provide up to 500mA at a steady 3.3V |
| GND | GND | GND | Common ground pin for logic and power |
| VOUT | Vout | POWER | Voltage output, connected to either USB or battery input, whichever has the higher voltage |
Interactive pinout
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ATSAMD21E18
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