ST STM32F072 User Manual page 22

Hardware layout
MCU pin
PB9
PB10
PB11
PB12
PB13
PB14
PB15
PC0
PC1
PC2
PC3
PC4
PC5
PC6
PC7
PC8
22/27
Table 8. MCU pin description versus board function (continued)
62
29
30
33
34
35
36
8
9
10
11
24
25
37
38
39
Board function
UM1690 Rev 3
UM1690
3
3 30
1 31
32
32
31
30
11
12
13
14
25
4 26
29
28
27