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5
D
PWM_AT
PWM_AB
PWM_BT
PWM_BB
PWM_CT
PWM_CB
AN0
MOTOR PHASE A CURRENT SENSE
U3_PHA_IS
MOTOR PHASE C CURRENT SENSE
U3_PHC_IS
MOTOR DRIVE BRAKE CONTROL
MISO
C
ZERO_X_B
PHASE B BACK EMF
BK_EMF_B
B
UNI-3 SERIAL
PFC_PWM
PFC_ZERO_CROSS
COM JUMPER
/SS
PFC INHIBIT JUMPER
SCLK
A
5
Figure A-10. UNI-3 Interface and General Purpose Switches
4
UNI-3 CONNECTOR
P1
PWM0
1
2
PWM1
3
4
PWM2
5
6
PWM3
7
8
PWM4
9
10
PWM5
11
12
13
14
+5.0V_UNI3
+5.0V_UNI3
+3.3VA
15
16
17
18
UNI_3_+15
UNI_3_-15
19
20
V_S_DCB
I_S_DCB
AN1
21
22
23
24
U3_PHB_IS
AN5
25
26
27
28
SERIAL_COM
29
30
PFC_PWM
PFC_INHIBIT
31
32
PFC_ZERO_CROSS
33
34
35
36
37
38
39
40
JG1
1
2
TD1
TD2
3
4
SERIAL_COM
5
6
PFC_INHIBIT
7
8
4
3
MOTOR PHASE B CURRENT SENSE
MOTOR DRIVE TEMPERATURE SENSE
ZERO_X_A
ZERO_X_C
PHASE A BACK EMF
BK_EMF_A
PHASE C BACK EMF
BK_EMF_C
PFC PWM
JUMPER
PFC ZERO
CROSSING JUMPER
Title
U N I - 3 I N T E R F A C E A N D G P E N E R A L P URPOSE SWITCHES
D o c u ment
Size
N u mber
B
D a t e :
Monday, June 22, 1998
3
2
1
TEST POINTS
TP6
TP8
+15VA
GND
UNI_3_+15
TP7
TP9
-15VA
GND
UNI_3_-15
RUN / STOP SWITCH
+3.3VA
R1
10K
RUN/STOP
S1
R9
AN7
SW SPST
1K
Wireless Subscriber Division
6 5 0 1 William Cannon Drive West
Austin, TX, 78735-8598
( 5 1 2 ) 8 9 5 - 3 2 3 0
F A X : ( 5 1 2 ) 8 9 5 - 4 5 5 6
MD:OE314
D S P 5 6 8 0 3 EVM.DSN
D e s i g n er:
Development Tools
S h e e t
2
1
D
C
B
A
R e v.
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