Stepper Motor Driver AD1231
YA7159-1/3
- 10 -
5. System features
5-1. Block diagram
Fuse
5V
1
PWR+
2
PWR-
CN1
IL-G-2P-S3T2-SA
POWER
VM
INPUT
OUTPUT
330
330
330
DC-DC
フィルタ
フィルタ
フィルタ
1パルス‐2パルス
切り替え
モーター
ドライバＩＣ
スイッチ
5V
5V
5V
5V
スイッチ
1
CW+/CLK+
2
CW-/CLK-
3
CCW+/DIR+
4
CCW-/DIR-
5
6
MOT_OFF-
7
8
ACD_OFF-
9
EORG+
10
EORG-
CN2
IL-G-10P-S3T2-SA
フィルタ
5V
ロジック部
330
1
COM
2
COM
3
A
4
/A
5
B
6
/B
CN3
IL-G-6P-S3T2-SA
VM
A
/B
/A
B
M
COM
C
O
M
Motor
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.
You can switch between the two pulse (CW, CCW) mode or the one pulse (CLK, DIR) mode by switching
SW1-1.
SW1-1
Setting
ON
Two pulse (CW, CCW) mode
OFF
One pulse (CLK, DIR) mode
to Driver
分解能
設定
Resolution
setting
VCC
SW1
Switch
between
1 pulse or
2 pulse
Switch
Logic
circuit
Switch
Motor
Driver
IC
Filter
Filter
Filter
Filter
Pulse input
mode setting
