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3-Axis NEMA23 Stepper Motor Driver 18 - 48 VDC 0A-5.6A Cnc Breakout Board
| Function | Label | Definition | Remark | |
| Power input terminal | V+ | DC power supply positive | DC power 24~48V | |
| V- | DC power supply negative | |||
| Motor 1 | A1+ | Connect No.1 motor both ends of the A-phase winding | ||
| A1- | ||||
| B1+ | Connect No.1 motor both ends of the B-phase winding | |||
| B1- | ||||
| Motor 2 | A2+ | Connect No.2 motor both ends of the A-phase winding | ||
| A2- | ||||
| B2+ | Connect No.2 motor both ends of the B-phase winding | |||
| B2- | ||||
| Motor 3 | A3+ | Connect No.3 motor both ends of the A-phase winding | ||
| A3- | ||||
| B3+ | Connect No.3 motor both ends of the B-phase winding | |||
| B3- | ||||
|
15 Pin Control signal interface |
1 | PUL1+ | No. 1 motor pulse port |
3.3-24V compatible |
| 2 | PUL1- | |||
| 3 | DIR1+ | No. 1 motor direction port | ||
| 4 | DIR1- | |||
| 5 | PUL 2+ | No. 2 motor pulse port |
3.3-24V compatible |
|
| 6 | PUL 2- | |||
| 7 | DIR 2+ | No. 2 motor pulse port | ||
| 8 | DIR 2- | |||
| 9 | PUL 3+ | No. 3 motor pulse port |
3.3-24V compatible |
|
| 10 | PUL 3- | |||
| 11 | DIR 3+ | No. 3 motor pulse port | ||
| 12 | DIR 3- | |||
| 13 | ENA+ | Enable signal port |
3.3-24V compatible |
|
| 14 | ENA- | |||
| 15 | empty | |||