STMicroelectronics STM32G081B-EVAL User Manual page 62

Figure 42. STM32G081B-EVAL legacy peripheral daughterboard Smartcard and IR
Smart Card
VDD>2.7V
VDD
R17
4.7K
U2
1
CLKDIV1
2
CLKDIV2
3
5V/3V
4
PGND
+5V C9 100nF 5
C1+
6
Vddp
7
C1-
C3
C6 C5 100nF 8
Vup
47uF
100nF 9
PRES
10
PRES
11
I/O PORADJ/1.8V
12
AUX2
13
AUX1
14
CGND
ST8024LACDR
5
GND
6
NC
7
I/O
8
NC
CN2
C816
VDD
R27 R26
10K 10K
TP2
28 AUX2
AUX2UC
27 TP1
AUX1UC
26 AUX1
I/OUC
25
XTAL2
24
XTAL1
23
OFF
22
GND
21
Vdd
20
RSTIN
19 C11
CMDVCC
18 100nF
17
Vcc
16
RST
15 VDD
CLK
R24
C12
10K[N/A]
100nF
R25
10K[N/A]
1
VCC
2
RST
3
CLK
4
NC
17
R16
18
VDD
100K
IR
IR_LED
PB15
SmartCard_3/5V
PA2
SmartCard_IO
PD4
SmartCard_CLK IR_OUT
PB12
SmartCard_OFF
VDD
C15
47uF
PA15
SmartCard_RST
PB0
SmartCard_CMDVCC
PA3
SmartCard_1V8
IR_Receiver
+3V3
LD1
SFH409-2
R5
SB1
100
SB2
VDD
R12
PB9
10K
R11 R6
10K 22
R13
1K
T3 T2
1 1
9013 9013
D1
TSOP34836 +3V3
R14
3
2
100
1 C1
4.7uF
PC6
IR_IN
Title: SmartCard_IR
Project: STM32G081B-EVAL Legacy peripheral daughter board
Variant: Variant name is not interpreted until output
Revision: A 01 - Reference: MB1351
Size: A4 Date: 17-MAY-17 Sheet: 4 of 5