DEV-12640 · SparkFunActive
(SparkFun DEV-12640)
| Part number | DEV-12640 |
|---|---|
| Manufacturer | SparkFun |
| Category | Development Boards › Arduino-compatible (AVR) |
| Pins | 24 |
| Frequency | 16 MHz |
Pro Micro - 5V/16MHz pinout
| Pin | Name | Type | Description |
|---|---|---|---|
| 1 | TXO | bidirectional | |
| 2 | RAW | power | |
| 3 | RXI | bidirectional | |
| 4 | GND | ground | |
| 5 | GND | ground | |
| 6 | RESET | bidirectional | |
| 7 | GND | ground | |
| 8 | VCC | power | |
| 9 | D2 | bidirectional | |
| 10 | A3 | bidirectional | |
| 11 | D3 | bidirectional | |
| 12 | A2 | bidirectional | |
| 13 | D4 | bidirectional | |
| 14 | A1 | bidirectional | |
| 15 | D5 | bidirectional | |
| 16 | A0 | bidirectional | |
| 17 | D6 | bidirectional | |
| 18 | SCK | bidirectional | |
| 19 | D7 | bidirectional | |
| 20 | MISO | bidirectional | |
| 21 | D8 | bidirectional | |
| 22 | MOSI | bidirectional | |
| 23 | D9 | bidirectional | |
| 24 | D10 | bidirectional |
Schematic symbol and footprint
Footprint: SparkFun Pro Micro (header pads) — to scale, pad 1 in yellow (mm). Check against the datasheet before ordering PCBs.
Datasheet
Where to buy
Stock and prices from the suppliers, checked 2026-10-08; excluding tax and shipping.
Related parts
Adafruit Feather 328P - Atmega328P 3.3V @ 8 MHzADA3458
Adafruit Feather 32u4 AdaloggerADA2795
Adafruit Feather 32u4 Basic ProtoADA2771
Adafruit Feather 32u4 RFM69HCW Packet Radio - 868 or 915 MHzADA3076
Adafruit Feather 32u4 RFM95 LoRa Radio- 868 or 915 MHzADA3078
Adafruit ItsyBitsy 32u4 - 3V 8MHzADA3675
Adafruit ItsyBitsy 32u4 - 5V 16MHzADA3677
Adafruit METRO 328 - Arduino CompatibleADA2488