SA9602M
MOTOR DRIVE WAVEFORM
MOTOR
VDD
V
s s
t
tm
tm
UNIPOLAR MD=0
MOTOR
DD
V
V
Z
s s
t
DR-01331
t
m
t
m
BIPOLAR MD=1
The pulse width for tm is selected by the status of the motor pulse width input pin,
MPW. The two possible options are shown in the following table.
MOTOR PULSE WIDTH, MPW
Motor pulse width input, MPW
Unit
Signal
1
0
tm
37
71.4
ms
Note that wide pulses (MPW = 1) are not allowed with a high pulse rate specified
by R1 = 1. The pulse rate of the motor driver ouput of the S9602M is selected by
the inputs MP1 and MP0. Four pulse rate options are available as shown in tabular
form below.
PULSE RATE SELECTION
Pulse Rate Selection Input
Motor drive output
Unit
selection
MP0
MP1
Wh/pulse
Wh/pulse
Wh/pulse
Wh/pulse
0
0
1
1
0
1
0
1
1
10
100
1000
7/16
sames
SAMES [ SAMES ]
