A few examples on how to contrlole the 28BYJ-48 stepper motore with the ULN2003 driver on the Beaglebone Black
| Board pin name | Board pin | Beaglebone Black pin name |
|---|---|---|
| IN1 | 1 | P8_8, GPIO |
| IN2 | 2 | P8_10, GPIO |
| IN3 | 3 | P8_12, GPIO |
| IN4 | 4 | P8_14, GPIO |
| 5V | ||
| - | 1 | External Power Negitive |
| + | 2 | External Power Positive |