Reference design
Table 6.
Pin name
PH0-OSC_IN
PH1-
OSC_OUT
PC15-
OSC32_OUT
PC14-
OSC32_IN
BOOT0
PB2-BOOT1
NRST
PA13
PA14
PA15
PB4
PB3
V
SS_1
V
SS_2
V
SS_3
V
SS_4
V
SS_5
V
DD_1
V
DD_2
V
DD_3
V
DD_4
V
DD_5
V
REF+
V
REF-
V
SSA
V
DDA
V
LCD
28/30
Reference connection for all packages
Pin numbers for LQFP
packages
100 pins
64 pins
12
5
13
6
9
4
8
3
94
60
37
28
14
7
72
46
76
49
77
50
90
56
89
55
49
31
74
47
99
63
27
18
10
-
50
32
75
48
100
64
28
19
11
-
21
-
20
-
19
12
22
13
6
1
Doc ID 17496 Rev 5
Pin numbers for BGA
packages
48 pins
100 pins
5
F1
6
G1
4
E1
3
D1
44
A4
20
L6
7
H2
34
A11
37
A10
38
A9
40
A7
39
A8
23
F12
35
F11
47
D3
-
E3
-
F2
24
G12
36
G11
48
C4
-
H3
-
G2
-
L1
-
K1
8
J1
9
M1
1
E2
Pin numbers for
VFQFPN package
64 pins
48 pins
C1
5
D1
6
B1
4
A1
3
B4
44
G6
20
E1
7
A8
34
A7
37
A6
38
A4
40
A5
39
D6
23
D5
35
D4
47
C2
—
—
E6
24
E5
36
E4
48
D2
—
—
G1
—
—
F1
8
H1
9
B2
1
AN3216
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