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Sht4X Trinkey
AdafruitATSAMD21E18
A small, USB-based microcontroller board with an ATSAMD21 microcontroller, NeoPixel LED, capacitive touch pad, and SHT4x temperature/humidity sensor.
In stock
Specifications
6- Operating Voltage
- 3.3V to 5.5V (recommended 3.3V) [1] CircuitPython: 3.3V only
- Logic Level
- 3.3V
- Flash
- 256KB KB
- Ram
- 32KB KB
- Gpio Count
- 10
- Dimensions
- Slim and cute, keychain-friendly
Pinout
4Low source legibility.The original manufacturer datasheet for this part was difficult to read, so this pinout may be incomplete or imperfect. Always confirm against the specific manufacturer’s datasheet before wiring.
| Pin | Name | Functions | Notes |
|---|---|---|---|
| 3 | NeoPixel | GPIO | Labeled 'Neo' on the board |
| 1 | Touch Pad | GPIO | Capacitive touch input, labeled 'TOUCH' on the board |
| 20 | SCL | I2C | For SHT4x sensor I2C clock |
| 26 | SDA | I2C | For SHT4x sensor I2C data |
Interactive pinout
Highlight:
ATSAMD21E18
Click a pin to copy its name · tap a tag above to spotlight a bus.