Microchip Technology DM330021-2 Fiche De Données
dsPICDEM™ MCLV-2 Development Board User’s Guide
DS52080A-page 22
2012 Microchip Technology Inc.
2.2.9
Motor Connector (J7)
shows the functionality of each
terminal.
lists the test points that can be used to check various signals.
TABLE 2-3:
MOTOR CONNECTOR DETAILS
Pin
Terminal Name
Function
1
+
External DC bus power supply
2
–
Ground
3
M3
Motor winding phase 3
4
M2
Motor winding phase 2
5
M1
Motor winding phase 1
6
G
Ground
7
+
5V
Hall sensors/Quadrature encoder power supply
8
GND
Hall sensors ground
9
HALLA
Hall A/QEA feedback
10
HALLB
Hall B/QEB feedback
11
HALLC
Hall C/INDEX feedback
12
HOME
Home signal feedback
TABLE 2-4:
TEST POINTS
Test Points
Description
HA
Hall A/QEA feedback
HB
Hall B/QEB feedback
HC
Hall C/INDEX feedback
HOME
Home signal feedback
PWM1H1
PWM output for leg 1 top switch
PWM1L1
PWM output for leg 1 bottom switch
PWM1H2
PWM output for leg 2 top switch
PWM1L2
PWM output for leg 2 bottom switch
PWM1H3
PWM output for leg 3 top switch
PWM1L3
PWM output for leg 3 bottom switch
Fault
Fault pin
V1
Motor phase 1 voltage feedback
V2
Motor phase 2 voltage feedback
V3
Motor phase 3 voltage feedback
Ref
1.65V reference for current feedback
POT1
POT signal
MONITOR_1
Motor feedback signal 1
MONITOR_2
Motor feedback signal 2
MONITOR_3
Motor feedback signal 3
I1
Phase 1 current
I2
Phase 2 current
IBUS
Bus current
P1
+3.3V (digital)
P2
GND (digital)
P3
+5V
P4
AV
DD
P5
+15V
AV
SS
Analog ground
V
BUS
Bus voltage (downscaled)