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Bluetooth Controlled Matrix Led Sign Using Bluefruit Connect
AdafruitnRF52840
A Bluetooth-controlled matrix LED sign using Adafruit's RGB LED Matrix Display and nRF52840 Feather running CircuitPython.
In stock
Specifications
5- Operating Voltage
- 5V (USB) / 3.3V (nRF52840) / 1.8V (Bluetooth LE)
- Logic Level
- 3.3V
- Flash
- Not specified
- Ram
- Not specified
- Gpio Count
- 12
Pinout
12Low 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 | GPIO | GPIO | |
| 6 | GPIO | GPIO | |
| 9 | GPIO | GPIO | |
| 10 | GPIO | GPIO | |
| 12 | GPIO | GPIO | |
| 16 | GPIO | GPIO | |
| 20 | GPIO | GPIO | |
| 25 | GPIO | GPIO | |
| 26 | GPIO | GPIO | |
| 28 | GPIO | GPIO | |
| 34 | GPIO | GPIO | |
| 40 | GPIO | GPIO |
Interactive pinout
Highlight:
nRF52840
Click a pin to copy its name · tap a tag above to spotlight a bus.