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Purple Air Aqi Display
AdafruitM4
A display board for showing air quality index (AQI) from Purple Air sensors using an LED matrix.
In stock
Specifications
4- Operating Voltage
- 5V (from USB or wall adapter)
- Flash
- not specified
- Ram
- not specified
- Gpio Count
- gnd, neo_pixel, d0-d31
Pinout
33Low 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 |
|---|---|---|---|
| NEOPIXEL | status_neopixel | GND | Status NeoPixel |
| D0 | board.D0 | GPIO | Not explicitly stated, inferred from general knowledge |
| D1 | board.D1 | GPIO | Not explicitly stated, inferred from general knowledge |
| D2 | board.D2 | SPI | SCK for SPI communication with the matrix shield |
| D3 | board.D3 | SPI | MOSI for SPI communication with the matrix shield |
| D4 | board.D4 | SPI | MISO for SPI communication with the matrix shield |
| D5 | board.D5 | SPI | CS for SPI communication with the matrix shield |
| D6 | board.D6 | GPIO | Not explicitly stated, inferred from general knowledge |
| D7 | board.D7 | GPIO | Not explicitly stated, inferred from general knowledge |
| D8 | board.D8 | SPI | SCK for SPI communication with the matrix shield (redundant) |
| D9 | board.D9 | SPI | MOSI for SPI communication with the matrix shield (redundant) |
| D10 | board.D10 | SPI | MISO for SPI communication with the matrix shield (redundant) |
| D11 | board.D11 | SPI | CS for SPI communication with the matrix shield (redundant) |
| D12 | board.D12 | GPIO | Not explicitly stated, inferred from general knowledge |
| D13 | board.D13 | PWM | PWM capable pin for controlling LEDs or other PWM devices |
| D14 | board.D14 | GPIO | Not explicitly stated, inferred from general knowledge |
| D15 | board.D15 | GPIO | Not explicitly stated, inferred from general knowledge |
| D16 | board.D16 | SPI | SCK for SPI communication with the matrix shield (redundant) |
| D17 | board.D17 | SPI | MOSI for SPI communication with the matrix shield (redundant) |
| D18 | board.D18 | SPI | MISO for SPI communication with the matrix shield (redundant) |
| D19 | board.D19 | SPI | CS for SPI communication with the matrix shield (redundant) |
| D20 | board.D20 | GPIO | Not explicitly stated, inferred from general knowledge |
| D21 | board.D21 | GPIO | Not explicitly stated, inferred from general knowledge |
| D22 | board.D22 | GPIO | Not explicitly stated, inferred from general knowledge |
| D23 | board.D23 | GPIO | Not explicitly stated, inferred from general knowledge |
| D24 | board.D24 | GPIO | Not explicitly stated, inferred from general knowledge |
| D25 | board.D25 | GPIO | Not explicitly stated, inferred from general knowledge |
| D26 | board.D26 | SPI | SCK for SPI communication with the matrix shield (redundant) |
| D27 | board.D27 | SPI | MOSI for SPI communication with the matrix shield (redundant) |
| D28 | board.D28 | SPI | MISO for SPI communication with the matrix shield (redundant) |
| D29 | board.D29 | SPI | CS for SPI communication with the matrix shield (redundant) |
| D30 | board.D30 | GPIO | Not explicitly stated, inferred from general knowledge |
| D31 | board.D31 | GPIO | Not explicitly stated, inferred from general knowledge |
Interactive pinout
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