PRODUCT

ST-422M 2-Phase stepper motor driver

introduction

ST - 422M 2-phase stepper motor driver features

1. Using bipolar constant current chopper technology;
2. The structure of the modular design is much more simplified, thecost is lower;
3.8 file segmentation, eight current optional;
4. Adapter 42, 57 series stepper motor;
5. The built-in thermal over-current protection circuit.

二． 使用说明：

1、端口说明(Port instructions)：

ST-422M驱动器引脚端口说明
+COM	信号输入正极
PUL	脉冲信号输入端口
DIR	方向信号输入端口
ENA	脱机使能信号输入端口
A+A-B+B-	接两相混合式电机绕组
+VDC GND	输入电压直流9-32VDC
K1-K3	驱动器电流选择
K4-K6	驱动器细分选择

2、电流设定(Current setting (k1-k3))

K1	K2	K3	电流
ON	ON	ON	0.14
ON	ON	OFF	0.42
ON	OFF	ON	0.7
ON	OFF	OFF	0.98
OFF	ON	ON	1.26
OFF	ON	OFF	1.54
OFF	OFF	ON	1.82
OFF	OFF	OFF	1.9

3、细分设定(Subdivision setting (k4-k6))

K4	K5	K6	细分
ON	ON	ON	1
ON	ON	OFF	2
ON	OFF	ON	4
ON	OFF	OFF	8
OFF	ON	ON	16
OFF	ON	OFF	32
OFF	OFF	ON	64
OFF	OFF	OFF	128

安装外形图：