System Features; Block Diagram; Sw1 Setting - NPM AD1431 User Manual

Stepper Motor Driver AD1431

5. System features

5-1. Block diagram

POWER
CN1
PWR+
1
Fuse
PWR-
2
IL-G-2P-S3T2-SA
INPUT
P?
CW+/CLK+
1
CW-/CLK-
2
CCW+/DIR+
3
CCW-/DIR-
4
MOT_OFF+
5
MOT_OFF-
6
ACD_OFF+
7
ACD_OFF-
8
EORG+
9
EORG-
10
IL-G-10P-S3T2-SA

5-2. SW1 setting

SW1 can switch between the two pulse (CW, CCW) mode or the one pulse (CLK, DIR) mode, and also
change the motor excitation method.
1
2
3
4
You can switch between the two pulse (CW, CCW) mode or the one pulse (CLK, DIR) mode by switching
SW1-1.
- 11 -
VM
DC-DC
5V
5V
300
5V
300
5V
330
330
5V
SW1
SW1-1 Setting
ON Two pulse (CW / CCW) mode
OFF One pulse (CLK / DIR) mode
5V
スイッチ
Switch
フィルタ
Switch
Filter
between 1パルス‐2パルス
切り替え
1 pulse or
Filter フィルタ
2 pulse
フィルタ
Filter
ロジック部
Logic
circuit
フィルタ
Filter
スイッチ
Switch
2/1 Pulse
5V Pulse input
Switch
mode setting
YA7179-1/2
OUTPUT
Motor CN3
モーター A
1
Driver
/A
ドライバＩＣ
2
B
IC
3
/B
4
IL-G-4P-S3T2-SA
分解能
Resolution
setting
設定
Motor
A
M
/A
B /B