Schematics
AN3311
48/58
Doc ID 18209 Rev 1
9.4 MCU
Figure 29.
MCU schematic
AM0
8
495v1
PE
2
1
PE
3
2
PE
4
3
PE
5
4
PE
6
5
P
C13-ANTI_TAMP
7
P
C14-OSC32_IN
8
P
C15-OSC32_OUT
9
OSC_IN
12
OSC_OUT
13
NRST
14
PC
0
15
PC
1
16
PC
2
17
PC
3
18
P
A0-W
K
U
P
23
PA
1
24
PA
2
25
PA
3
26
PA
4
29
PA
5
30
PA
6
31
PA
7
32
PC
4
33
PC
5
34
PB
0
35
PB
1
36
PB
2
37
PE
7
38
PE
8
39
PE
9
40
P
E10
41
P
E11
42
P
E12
43
P
E13
44
P
E14
45
P
E15
46
P
B10
47
P
B11
48
P
B12
51
P
B13
52
P
B14
53
P
B15
54
PD
8
55
PD
9
56
PD
1
0
57
PD
1
1
58
PD
1
2
59
PD
1
3
60
PD
1
4
61
PD
1
5
62
PC
6
63
PC
7
64
PC
8
65
PC
9
66
PA
8
67
PA
9
68
PA
1
0
69
PA
1
1
70
PA
1
2
71
PA
1
3
72
NC
73
PA
1
4
76
PA
1
5
77
P
C10
78
P
C11
79
P
C12
80
PD
0
81
PD
1
82
PD
2
83
PD
3
84
PD
4
85
PD
5
86
PD
6
87
PD
7
88
PB
3
89
PB
4
90
PB
5
91
PB
6
92
PB
7
93
BOOT0
94
PB
8
95
PB
9
96
PE
0
97
PE
1
98
U9A
STM32F107VCT
USB_P
o
werSwitchOn
USB_VBUS
USB_DM
USB_DP
USB_ID
M
II
_
TX_EN
M
II
_
TX_CLK
M
II
_
RX_ER
M
II
_RX_DV/RMII
_CRSDV
MII
_
C
O
L
M
II
_CRS
M
II
_
MDC
M
II
_
MDIO
IO
_Expander_INT
CAN1_TX
CAN1_RX
CAN2_TX
CAN2_RX
USART2_TX
USART2_RX
S
m
artCard_3/5V
Sm
artCard_IO
S
m
artCard_RST
Sm
artCard_CLK
SmartCard_OFF
S
m
artCard_CMDVCC
I2
S_CMD
I2S_DIN
I2S_CK
I2
C1_SCK
I2
C1_SDA
I2
S_MCK
MC_WL
MC_VH
MC_VL
MC_UH
MC_UL
MC_WH
MC_NTC
MC_DissipativeBrake
MC_PF
Cpwm
MC_EnA
MC_EnB
MC_HeatsinkTemperature
MC_BusVoltage
MC_EnIndex
MC_Emer
gency
STOP
MC_CurrentA
MC_CurrentB
MC_CurrentC
MC_P
F
Csync1
MC_P
F
Csync2
LC
D
_
C
S
LE
D
4
LE
D
3
LE
D
1
LE
D
2
P
o
tentiometer
Anti_Tamper
WAKE
U
P
User_Button
TDI
TRACE_D3
TRACE_D2
TRACE_D1
TRACE_D0
TRACE_CK
TRST
TMS/SWDIO
TCK/SWCLK
TDO/SWO
IDD_CNT_EN
VBAT_Voltage_OUT
S
P
I3_SCK
S
P
I3_MIS
O
S
P
I3_MOSI
MicroSDCard_CS
PE
0
PE
1
PE
2
PE
3
PE
4
PE
5
PE
6
PE
7
PE
8
PE
9
P
E10
P
E11
P
E12
P
E13
P
E14
P
E15
PC
0
PC
1
PC
2
PC
3
PC
4
PC
5
PC
6
PC
7
PC
8
PC
9
P
C10
P
C11
P
C12
P
C13
USB_OverCurrent
MicroSDCard_Detection
P
A[0..15]
P
A[0..15]
P
B[0..15]
P
B[0..15]
P
C[0..15]
P
C[0..15]
P
D[0..15]
P
D[0..15]
P
E[0..15]
P
E[0..15]
MII
_
T
X
D
0
M
II
_
RXD0
MII
_
T
X
D
1
MII
_
T
X
D
2
MII
_
T
X
D
3
M
II
_
RXD1
M
II
_
RXD2
M
II
_
RXD3
MII
_
RX_CLK
/RMII
_REF_CLK
MCO
1
4
3
2
B1
RESET
R62
[N/A]
+3V3
C15
100nF
C19
20pF
C18
20pF
X3
25MHz
(with
socket)
R63
220
R61
10K
+3V3
2
3
1
SW2
09.03290.01
RESET#
R60
10K
+3V3
2
3
1
SW1
09.03290.01
3
2
1
JP1
4
4
1
3
2
X2
MC306-G-06Q-32.768
(manufacturer
JFVNY)
C17
10pF
C16
10pF
R59
0
P
C14
P
C15
Jumper
configuration:
default
set/
feature
enabled
another
set/
feature
enabled
==================================================
JP
1:
2<->3
/
Anti_Temper
1<->2
/
MCU
current
measurement
JP
9:
close
/
I2C
device
open
/
CAN2
JP
10:
1<->2
/
I2S
Audio
2<->3
/
MC
JP
11:
2<->3
/
Ethernet
1<->2
/
Smartcard
JP
12:
2<->3
/
Ethernet
1<->2
/
Smartcard
JP
13:
2<->3
/
Ethernet
1<->2
/
Smartcard
JP
14:
1<->2
/
Ethernet
2<->3
/
WKU
P
&
MC
JP
15:
close
/
SDcard
CS
open
/
output
for audio
DAC
JP
18:
open/
BL_Boot0
disabled
close
/
BL_Boot0
JP
19:
open/
BL_Reset
disabled
close
/
BL_Reset
PA
0
PA
1
PA
2
PA
3
PA
4
PA
5
PA
6
PA
7
PA
8
PA
9
PA
1
0
PA
1
1
PA
1
2
PA
1
3
PA
1
4
PA
1
5
PB
0
PB
1
PB
2
PB
3
PB
4
PB
5
PB
6
PB
7
PB
8
PB
9
P
B10
P
B11
P
B12
P
B13
P
B14
0
D
P
5
1
B
P
PD
1
PD
2
PD
3
PD
4
PD
5
PD
6
PD
7
PD
8
PD
9
PD
1
0
PD
1
1
PD
1
2
PD
1
3
PD
1
4
PD
1
5
3
2
1
JP1
R161
0
TP4
PTP_PPS
R165
0
IDD_Measurement
Bootloader_BOOT0
Bootloader_RESET
D1
1N4148
D2
1N4148
3
2
1
JP1
0
3
2
1
JP1
1
3
2
1
JP1
2
3
2
1
JP1
3
JP9
R78
0
JP1
5
Audio_DAC_OUT
JP1
8
JP1
9
JP2
6
TP6
MCO