Figure 39. Smartcard, Swp And Nfc - Schematic Diagram - ST STM32L476G-EVAL User Manual

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Figure 39. Smartcard, SWP and NFC - schematic diagram

+3V3
R216
4K7
U30
1 28
CLKDIV1 AUX2UC
2 27
CLKDIV2 AUX1UC
3 26
5V/3V I/OUC
4 25
PGND XTAL2
+5V C136 100nF 5 24
C1+ XTAL1
6 23
Vddp OFF
7 22
C1- GND
C138
C135 C137 100nF 8 21
Vup Vdd
100nF 4.7uF 9 20
PRES RSTIN
10 19
PRES CMDVCC
11 18
I/O PORADJ
12 17
AUX2 Vcc
13 16
AUX1 RST
14 15
CGND CLK
ST8024CDR
C117
100nF
SmartCard Connector
CN23
5 1
GND VCC
PB12 6 2
SWP_IO SWIO RST
7 3
I/O CLK
8 4
NC NC
17
18
C816
SmartCard and SWP
GND
C78
100nF
CN13
+3V3
7 8
PB15
NFC_MOSI 5 6
PF11
NFC_NSS 3 4
PB7
NFC_IRQOUTN 1 2
female conn 4X2
NFC kit reference: CR95HF-B
Operating Voltage: +3.3V
NFC
+3V3
R211 R212
10K 10K
IOExpander1
SmartCard_3/5V
TP14 AUX2
TP15 AUX1
R210 0 PC4
SmartCard_IO
PB0
SmartCard_CLK
IOExpander1
SmartCard_OFF
VDD
C112 R241 R213
C119
4.7uF 100K 100K
100nF
+3V3
+3V3
R217
10K
R214 R215
100K 100K
R218
IOExpander1
10K
SmartCard_RST
IOExpander1
SmartCard_CMDVCC
Operating range: 2.7<VDD<3.6V
R242
+3V3
100K
PB13
NFC_SCK
PB14
NFC_MISO
PB6
NFC_IRQINN
Title:
SWP_SmartCard_NFC
Project:
STM32L476G-EVAL
Size: A3 Reference: MB1144 Revision: B-02
Date: 6/24/2015 Sheet: 8 of 25