Schematic diagrams
UM0686
34/58
Doc ID 15451 Rev 1
Figure 16.
STM32F103ZE MCU
AM0
3
541v1
Re
v.
1.0
TR
A
C
E
_
D
3
TR
A
C
E
_
D
2
LC
D
_
SD
O
+3
V
3
LE
D
1
PD
8
SW
4
BO
OT
1
PG
0
LE
D
2
LC
D
_
SD
I
PG
1
LE
D
3
PE
7
JM
P
8
1
2
3
PB
10
PB
9
PB
12
PB
11
PB
[0
..
15
]
PB
13
PB
0
PB
15
PB
14
PB
[0.
.15
]
PB
1
PB
2
PB
4
PB
3
PB
5
PB
7
PB
6
PB
8
IO
S
_
IN
3
PE
1
0
PE
9
PE
1
2
PE
1
1
PE
1
4
PE
1
3
P
E
[0
..1
5
]
PE
1
5
PE
[0
..
15
]
PE
1
PE
0
PF
9
PF
11
PF
10
PF
13
PF
12
P
F
[0
..1
5
]
PF
15
PF
14
PF
1
PF
0
P
F
[0
..1
5
]
PF
3
PF
2
PF
5
PF
4
PF
6
PF
7
PE
2
PF
8
PE
4
PE
3
PE
5
PE
7
PE
6
PE
8
PA
2
PC
10
PC
9
PC
12
PC
11
PC
[0
..
15
]
PC
14
PC
13
PC
0
PC
15
P
C
[0
..1
5
]
PC
1
PA
3
PC
2
PC
4
PC
3
PC
5
PC
7
PC
6
PC
8
PA
4
PA
5
PA
6
IO
S
_
IN
4
PA
7
PA
8
J
M
P10
1
2
3
De
fa
ul
t
:
ju
m
pe
r
on
2
-3
pi
ns
R8
9
0R
Y2
8M
H
z
JM
P
6
1
2
3
JP
1
4
CO
N3
+
1
_
1
2
3
1
4
PC
10
JM
P
4
1
2
3
U8
A
S
T
M
3
2
F
10
3Z
ET
6
PA
0-
W
K
U
P
/T
IM
5
_
C
H
1
34
PA
1/
T
IM
5
_
C
H
2
35
PA
2/
T
IM
5
_
C
H
3
36
PA
3/
AD
C
1
23
_
IN
3
37
PA
4/
AD
C
1
2_
IN
4
/D
A
C
_
O
U
T
1
40
PA
5/
AD
C
1
2_
IN
5
/D
A
C
_
O
U
T
2
41
PA
6/
T
IM
8
_
BK
IN
42
PA
7/
T
IM
8
_
C
H
1
N
43
PA
8
10
0
PA
9/
U
S
AR
T
1
_
T
X
10
1
PA
10
/U
SA
R
T
1
_R
X
10
2
PA
11
/U
SB
D
M
10
3
PA
12
/U
SB
D
P
10
4
PA
13
/J
T
M
S
-S
W
D
IO
10
5
P
A1
4/
J
T
C
K-
SW
C
L
K
10
9
PA
15
/J
T
D
I/
T
IM
2
_
C
H
1
_
E
T
R
/S
P
I1_
N
S
S
11
0
PB
0/
T
IM
8
_
C
H
2
N
46
PB
1/
T
IM
8
_
C
H
3
N
47
PB
2/
BO
OT
1
48
PB
3/
J
T
D
O
/SW
D
_S
W
O
/T
IM
2
_
C
H
2
/SP
I1
_S
C
K
13
3
PB
4/
J
T
R
ST
/T
IM
3
_C
H
1
/S
P
I1
_
M
ISO
13
4
PB
5/
I2C
1
_
SM
BA
1
/S
PI
1_
M
O
SI
13
5
PB
6/
I2C
1_
SC
L
13
6
PB
7/
I2C
1_
SD
A
13
7
PB
8
13
9
PB
9
14
0
PB
10
/T
IM
2
_
C
H
3
69
PB
11
/T
IM
2
_
C
H
4
70
PB
12
/S
P
I2
_
N
S
S
73
P
B
1
3
/S
PI
2_
SC
K
74
PB
14
/S
P
I2
_M
ISO
75
P
B
1
5
/S
PI
2_
M
O
SI
76
PC
0/
AD
C
1
23
_
IN
1
0
26
PC
1/
AD
C
1
23
_
IN
11
27
PC
2/
AD
C
1
23
_
IN
12
28
PC
3/
AD
C
1
23
_
IN
13
29
PC
4/
AD
C
1
2_
IN
1
4
44
PC
5/
AD
C
1
2_
IN
1
5
45
PC
6/
T
IM
8
_
C
H
1
96
PC
7/
T
IM
8
_
C
H
2
97
PC
8/
T
IM
8
_
C
H
3
98
PC
9/
T
IM
3
_
C
H
4
99
PC
10
11
1
PC
11
11
2
PC
12
11
3
PC
13
/A
N
T
I-
T
A
M
P
7
PC
14
/O
SC
32
-I
N
8
PC
15
/O
SC
32
-O
U
T
9
NRS
T
25
OS
C
_
IN
23
OS
C
_
OU
T
24
BO
OT
0
13
8
PG1
5
13
2
PG1
4
12
9
PG1
3
12
8
PG1
2
12
7
PG1
1
12
6
PG1
0
12
5
PG
9
12
4
PG
8
93
PG
7
92
PG
6
91
PG
5
90
PG
4
89
PG
3
88
PG
2
87
PG
1
57
PG
0
56
PF
15
55
PF
14
54
PF
13
53
PF
12
50
PF
11
49
PF
10/
AD
C
3
_I
N
8
22
P
F
9/
AD
C
3
_I
N
7
21
P
F
8/
AD
C
3
_I
N
6
20
P
F
7/
AD
C
3
_I
N
5
19
P
F
6/
AD
C
3
_I
N
4
18
PF
5
15
PF
4
14
PF
3
13
PF
2
12
PF
1
11
PF
0
10
P
E
1
5
/T
IM
1
_
B
K
IN
68
PE
14
67
PE
13/
T
IM
1_
C
H
3
66
P
E
1
2
/T
IM
1
_
C
H
3
N
65
PE
11/
T
IM
1_
C
H
2
64
P
E
1
0
/T
IM
1
_
C
H
2
N
63
P
E9/
T
IM
1
_
C
H
1
60
PE
8/
T
IM
1
_C
H
1
N
59
PE
7
58
PE
6
5
PE
5
4
PE
4
3
PE
3
2
PE
2
1
PE
1
14
2
PE
0/
T
IM
4
_E
T
R
14
1
PD
1
5
86
PD
14/
T
IM
4_
C
H
3
85
PD
13/
T
IM
4_
C
H
2
82
PD
12/
T
IM
4_
C
H
1
81
PD
1
1
80
PD
1
0
79
PD
9
78
PD
8
77
PD
7
12
3
PD
6/
U
S
AR
T
2
_
R
X
12
2
PD
5/
U
S
AR
T
2
_T
X
11
9
PD
4/
U
S
AR
T
2
_
R
T
S
11
8
PD
3/
U
S
AR
T
2
_
C
T
S
11
7
PD
2/
T
IM
3
_E
T
R
11
6
PD
1/
C
A
N
T
X
11
5
P
D
0
/CA
NR
X
11
4
PC
14
JP
1
3
JM
P
7
1
2
3
PC
11
De
fa
u
l
t
: j
um
pe
r
on
1
-
2
pi
n
s
M
C
_M
ai
n
PF
C
_
OC
P
PC
12
R9
0
0R
PD
10
PD
9
PA
9
PD
11
PD
13
PD
12
P
D
[0
..1
5
]
PD
15
PD
14
PD
1
PD
0
PD
[0
..
15
]
PD
2
PD
3
PD
4
PD
6
PD
5
PD
7
PD
8
IO
S
_
IN
2
IO
S
_
IN
5
PA
10
PA
11
IO
S
_
IN
6
PA
12
PA
[0
..
15
]
PA
13
PA
14
IO
S
_
IN
7
PA
15
PG
9
PG
11
PG
10
PG
13
PG
12
PG
[0
..
15
]
PG
15
PG
14
PG
[0
..
15
]
PG
1
PG
0
PG
2
PG
3
IO
S
_
IN
8
PG
4
PG
6
PG
5
PG
7
PG
8
PA
0
PB
15
Wa
ke
Up
M
C
_S
ub
2 E
nc
A
M
C
_M
ai
n E
nc
A
PA
1
LE
D
4
M
C
_S
ub
1 C
ur
ren
tA
M
C
_
M
a
in PW
M
_
U
L
PG
2
MC
_
M
a
in
E
n
c
B
CA
N_
RX
M
C
_S
ub
2 E
nc
B
PC
15
PA
1
PG
3
RE
S
E
T
M
C
_
M
a
in PW
M
_
U
H
PG
4
R8
8
10
0
K
M
C
_M
ai
n
E
nc
Ind
e
x
PD
0
M
C
_S
ub
2 E
nc
Ind
ex
PC
0
RE
S
E
T
PG
5
JO
Y
_
S
e
le
c
t
PA
2
R9
3
39
0
R
PD
12
PG
6
CA
N_
T
X
PG
7
PB
6
I2
C_
CL
K
/I
O
S
_
IN
0
M
C
_M
ai
n
Bu
s
Vol
tag
e
PB
2
LC
D
_
C
S
PA
3
Us
e
r_
B
u
tt
o
n
PF
0
PE
8
M
C
_M
ai
n
C
ur
rent
A
PE
9
PF
1
M
C
_M
ai
n
C
ur
rent
C
M
C
_M
ai
n
C
ur
rent
B
SW
5
BO
OT
0
+3
V
3
PD
1
MC
_
S
u
b
1
E
n
c
B
M
C
_
Su
b
2 PW
M
_
VL
PG
8
PF
2
PD
13
M
C
_
M
a
in PW
M
_
VH
M
C
_
M
a
in PW
M
_
VL
PF
3
I2
C
_
D
A
T
A
/IO
S
_
IN
1
S1
RE
S
E
T
M
C
_
M
a
in PW
M
_
W
L
M
C
_S
ub
2
H
ea
ts
in
k
T
em
p
M
C
_M
ai
n
P
F
C
Sy
nc
2
PC
1
M
C
_M
ai
n
PF
C
_
Va
c
M
C
_S
ub2
E
m
e
rge
nc
y
S
top
PC
2
PC
3
SP
I1
_
N
SS
JT
DI
M
C
_
M
a
in PW
M
_
W
H
PD
2
M
C
_
M
a
in H
e
at
s
ink
T
e
m
p
AD
C
1
2_
IN
14
PE
3
PA
5
PE
14
JO
Y
_
Do
w
n
PB
7
US
A
R
T
2
_
C
T
S
R9
1
10
0K
PC
4
PE
4
C5
7
10
0n
F
PD
3
PB
3
PE
5
M
C
_M
ai
n
D
is
s
ip.
br
a
k
e
M
C
_S
ub
1 H
ea
ts
ink
T
em
p
M
C
_S
ub
1 C
ur
ren
tC
JM
P
9
1
2
3
PC
5
PE
6
JO
Y
_
Ri
g
h
t
US
A
R
T
2
_
R
T
S
PB
8
M
C
_S
ub
1 E
m
e
rge
nc
y
S
to
p
M
C
_S
ub
1
D
is
s
ip.
br
a
k
e
PF
6
PD
4
PG
9
JO
Y
_
L
e
ft
PF
4
PF
7
PA
6
PG
10
US
A
R
T
2
_
T
X
PA
7
M
C
_
S
ub
1 PW
M
_
U
H
AD
C
3
_I
N
6
PF
5
PG
11
US
A
R
T
2
_
R
X
L
C
D
BL
_C
on
tr
o
l
PC
6
JO
Y
_
Up
MC
_
S
u
b
2
P
W
M
_
W
L
M
C
_S
ub1
E
nc
Inde
x
JP
1
5
CO
N3
+
1
_
1
2
3
1
4
M
C
_
S
ub
1 PW
M
_
VH
PA
8
M
C
_S
ub
2 P
W
M
_
U
R
ef
JT
DO
PF
8
US
A
R
T
1
_
T
X
PC
7
SP
1_
SC
K
PA
9
TI
M
8
_
C
H
3
PD
14
PD
5
PB
4
M
C
_S
ub
2 B
us
Vo
lt
a
ge
US
A
R
T
1
_
R
X
PG
12
PD
6
PA
10
US
B
_
DM
PC
8
US
B
_
DP
PG
13
M
C
_M
ai
n
PF
C
_
PW
M
PF
9
LC
D
_
R
S
PG
14
PC
9
PA
12
PA
11
PG
15
PB
12
PD
7
JT
M
S
/S
W
D
IO
LC
D
_
W
R
JT
C
K
/S
W
C
L
K
PA
[0
..
15
]
M
C
_S
ub
2 N
T
C
B
y
pa
s
s
r
e
lay
An
ti
_
T
a
m
p
e
r
Po
te
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o
m
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te
r
Y1
3
2
.7
6
8
K
h
z
C5
6
10
pF
C5
5
10
p
F
PC
13
PA
13
PA
4
PD
15
PA
14
J
P16
CO
N
3
+
1
_
1
2
3
1
4
SP
I1
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IS
O
JT
RS
T
PD
9
M
C
_S
ub
2 C
ur
ren
tA
M
C
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ai
n
N
T
C
By
pa
s
s
r
el
ay
PA
0
M
C
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ai
n
PF
C
_
Sy
nc
1
PE
13
C5
9
22
pF
M
C
_
Su
b2
Em
er
ge
n
c
y
St
op
C5
8
22
pF
PE
12
PE
11
M
C
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ub
1 N
T
C
B
y
pa
s
s
r
e
lay
PA
15
US
B
_
Di
s
c
o
n
n
e
ct
JM
P
5
1
2
3
JM
P
3
1
2
3
PE
0
PB
9
PE
10
M
C
_S
ub
2 P
W
M
_V
R
ef
PD
10
PF
11
SP
I1
_
M
O
SI
PD
11
PB
10
PF
12
TR
A
C
E
_
C
K
M
C
_
Su
b
2 PW
M
_
W
R
e
f
PF
10
M
C
_
M
a
in Em
er
g
e
n
c
y
St
o
p
PF
13
PB
11
OS
C
_
IN
PF
14
PE
2
R9
2
1
0
K
PB
5
M
C
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ub
2
P
W
M
_
U
L
PF
15
+3
V
3
M
C
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ub
1 P
W
M
_
U
L
OS
C
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OU
T
M
C
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ub
1
E
nc
A
LC
D
_
SC
L
M
C
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ub
1 P
W
M
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V
L
M
C
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ai
n P
F
C
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PB
0
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1
TR
A
C
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D
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PE
15
PB
13
M
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ub
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ip.
br
ak
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TI
M
8
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H
3
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TR
A
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D
1
PB
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PB
1
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