PMM8714PT ETC, PMM8714PT Datasheet - Page 5

• Manufacturer Part Number: PMM8714PT
• Description: 5-Phase Stepping Motor Drive IC for Universal Controller
• Manufacturer: ETC

341
Excitation mode set
OV
Excitation mode set
Example application circuit
When VCC is not stable, such as immediately after the power is on, normal initial reset can not always be
Refer to Page 343 for the specifications of power hybrid IC:PMM530
Refer to Operation Manual of PMM8714PT for other applications.
performed. In order to perform firm reset, hold R terminal (13pin) at the "L" level until Vcc becomes
stable.
Reset input
Driving input
Pin No.
PD input
6
GND
5V
Terminal symbol
GND
EB
13
1
2
3
4
6
5
7
8
PMM8714PT
24
4V
GND
12
10
11
14
15
16
17
18
19
20
21
22
23
9
Input level
H
L
5V
External output
1.5V or lower
GND
(full step/half step)
Motor operation
OCRF
Half step
Full step
Vcc (24pin)
10
22
20
11
19
23
21
9
8
7
5
R (13pin)
GND
1
12V 24V
P.GND
6
3
PMM530
25
24
18
13
14
15
16
17
12
4
2
P.GND
GND
R3
.
Stepping motor