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Schematics
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Figure 31. STM32091C-EVAL CAN, smartcard and IR
10
14
CAN & SmartCard & IR
MB1169
B.1
7/25/2014
Title:
Size:
Reference:
Date:
Sheet:
of
A4
Revision:
STM32091C-EVAL
Project:
VCC
1
RST
2
CLK
3
NC
4
GND
5
NC
6
I/O
7
NC
8
18
17
CN19
C816
C90
100nF
C89
100nF
C93
47uF
+5V
C91
100nF
C70
100nF
R171
100K
R169
4K7
R139
10K[N/A]
R138
10K[N/A]
C71
100nF
C64
47uF
R131
10K
R133
0
R135
0
R132
10K
TP11
AUX2
TP12
AUX1
SmartCard_3/5V
SmartCard_IO
SmartCard_RST
SmartCard_CLK
SmartCard_OFF
SmartCard_CMDVCC
R137
0
PA3
PC3
PD7
PA2
PA7
PC2
Smart Card
D
1
GND
2
VCC
3
R
4
Vref
5
CANL
6
CANH
7
RS
8
U2
SN65HVD230
+3V3
+3V3
R33
120
JP2
3
2
1
JP3
R39
10K
+3V3
C7
100nF
R29
0
R44
0
R41
[N/A]
Default setting: 1<->2
Default setting: Open
1
6
2
7
3
8
4
9
5
CN5
DB9-male CAN connector
PD1
PD0
CAN_TX
R34
0
CAN_RX
CAN
IR_OUT
R115
22
+3V3
R112
100
1
2
LD6
SFH409-2
IR_LED
PB9
VDD
3
2
1
T4
9013
3
2
1
T5
9013
R114
10K
R97
1K
+3V3
2
3
1
D8
TSOP34836
R151
100
C80
4.7uF
IR_IN
PC6
IR
SB20
R116
0
VDD_IO2>3V
VDD>2.7V
IR_Receiver
CLKDIV1
1
CLKDIV2
2
5V/3V
3
PGND
4
C1+
5
Vddp
6
C1-
7
Vup
8
PRES
9
PRES
10
I/O
11
AUX2
12
AUX1
13
CGND
14
CLK
15
RST
16
Vcc
17
PORADJ/1.8V
18
CMDVCC
19
RSTIN
20
Vdd
21
GND
22
OFF
23
XTAL1
24
XTAL2
25
I/OUC
26
AUX1UC
27
AUX2UC
28
U20
ST8024LACDR
SmartCard_1V8
R140
0
PC1
R161
0
R113
0
R103
10K
VDD
VDD
VDD
VDD
VDD
R134
0
R136
0
R170
0
R40
0
3
1
2
D1
ESDCAN24-2BLY
Optional