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u-Pro Port List (Pin Function)
MCU port List
Pin number Pin Name
1
NRST
2
PA1/OCSIN
3
PA2/OSCOUT
4
VSSIO_1
5
VSS
6
VCAP
7
VDD
8
VDDIO_1
9
PA3/TIM2_CH3
10
PA4/UART1_RX I/O
11
PA5/UART1_TX I/O
12
PA6/UART1_CK I/O
13
PH0
14
PH1
15
PH2
16
PH3
17
PF7/AIN15
18
PF6/AIN14
19
PF5/AIN13
20
PF4/AIN12
21
PF3/AIN11
22
VREF+
23
VDDA
24
VSSA
25
VREF-
26
PF0/AIN10
27
PB7/AIN7
28
PB6/AIN6
29
PB5/AIN5
30
PB4/AIN4
31
PB3/AIN3
32
PB2/AIN2
33
PB1/AIN1
34
PB0/AIN0
35
PH4/TIM1_ETR
36
PH5/ TIM1_CH3N I/O
37
PH6/ TIM1_CH2N I/O
38
PH7/ TIM1_CH1N I/O
39
PE7/AIN8
40
PE6/AIN9
41
PE5/SPI_NSS
42
PC0/ADC_ETR
43
PC1/TIM1_CH1
44
PC2/TIM1_CH2
Type
Input/Output
I/O
Input
I/O
Input
I/O
Output
S
S
S
S
S
I/O
Input
Input
Input
Input
I/O
Input
I/O
Output
I/O
Output
I/O
Input
I/O
Input
I/O
Input
I/O
Input
I/O
Input
I/O
Input
S
S
S
S
I/O
Input
I/O
Input
I/O
Input
I/O
Input
I/O
Input
I/O
Input
I/O
Input
I/O
Input
I/O
Input
I/O
Output
Output
Input
Output
I/O
Input
I/O
Input
I/O
Output
I/O
Input
I/O
Input
I/O
Input
81
Main Function
Reset
Crystal IN
Crystal OUT
I/O Ground
Digital Ground
1.8V Regulator Capacitor
Digital Power Supply
I/O Power Supply
Right Wheel Phase B Encoder
Left Wheel Phase B Encoder
Right Wheel Phase A Encoder
Left Wheel Phase A Encoder
DSP HREQ
Phono1 Gain Switch
Phono2 Gain Switch
UMUTE
AD1
AD2
AD3
AD4
AD5
ADC positive reference voltage
Analog power supply
Analog ground
ADC negative reference voltage
AD6
AD7
AD8
AD9
AD10
AD11
AD12
AD13
AD14
SHCP
/INT
SPLIT
/URST
AD15
CROF
/CS1
EN1
EN2
EN3
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Troubleshooting
