2-Phase Unipolar Stepper Motor Driver

SLA707xM Series

February, 2006

Sanken Electric Co.,Ltd.

I03-004EA-060227

Micro-Stepping Operation Mode Setting

Operation Mode

M1

M2

M3

Remarks

2 Phase(1 Step)

L

L

L

Mode 8 only

2Phase(1 Step)

H

L

L

Mode F only

1-2 Phase(1/2 Step)

L

H

L

Mode 8, F

1-2 Phase(1/2 Step)

H

H

L

Mode F

W1-2 Phase(1/4 Step)

L

L

H

Mode 4,8,C,F

W1-2 Phase(1/8 Step)

H

L

H

Mode 2,4,6,8,A,C,E,F

4W1-2 Phase(1/16 Step)

L

H

H

Mode 1 to F

Sleep Mode 2*

H

H

H

* With a setup of a sleep mode 2, the operation is "Output Disable" and "Sequencer Hold".

Sleep mode 2 operates without depending on the Clock.

Output Pin

Pin Name

High Level

Low Level

Mo

Half-Step Position (Mode 8)

-

Logic Input Timing Requirements

2μs(min)

1μs(min)

1μs(min)

5μs(min)

2μs(min)

2μs(min)

1μs(min)

1μs(min)

4μs(min)

Reset

Clock

CW/CCW

M 1

M 2

M 3

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