7
Connectors
7.1
Connectors on mother board (MB1581)
7.1.1
CN1 motor-control connector
Figure 10.
CN1 motor-control connector
31
29
27
25
23
21
19
17
15
13
11
9
7
5
3
1
33
32
30
28
26
24
22
20
18
16
14
12
10
8
6
4
2
34
Table 21.
Voltage-sensing and current-sensing ADCs
Description
MCU pin
CN1 pin
number
CN1 pin
number
MCU pin
Description
Emergency STOP
PB12
1
2
-
GND
PWM-UH
PA8
3
4
-
GND
PWM-UL
PD2
5
6
-
GND
PWM-VH
PA9
7
8
-
GND
PWM-VL
PD3
9
10
-
GND
PWM-WH
PA10
11
12
-
GND
PWM-WL
PD4
13
14
PA1
BUS VOLTAGE
PHASE A CURRENT
PA2
15
16
-
GND
PHASE B CURRENT
PA6
17
18
-
GND
PHASE C CURRENT
PB10
19
20
-
GND
NTC BYPASS RELAY
PB9
21
22
-
GND
DISSIPATIVE BRAKE
PWM
PB15
23
24
-
GND
+5V power
-
25
26
PA3
Heatsink temperature
PFC SYNC2
PD0
27
28
-
3.3V power
PFC SYNC1
PC1
PFC PWM
PB1
29
30
-
GND
Encoder A
PC6
31
32
-
GND
Encoder B
PB5
33
34
PB0
Encoder Index
UM2783
Connectors
UM2783
-
Rev 1
page 27/59