STMicroelectronics STM32L476G-EVAL - Figure 39. Smartcard, SWP and NFC - Schematic Diagram

Schematic diagrams UM1855 80/100 DocID027351 Rev 3
Figure 39. Smartcard, SWP and NFC - schematic diagram
825
SWP_SmartCard_NFC
MB1144 B-02
6/24/2015
Title:
Size: Reference:
Date: Sheet: of
A3
Revision:
STM32L476G-EVAL
Project:
SWP_IO
NFC_IRQINNNFC_IRQOUTN
NFC_NSS
NFC_MOSI
PB15
PF11 PB14
NFC_MISO
NFC_SCK
PB13
+3V3
GND
C78
100nF
SmartCard and SWP
NFC
PB7 PB6
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
18
CMDVCC
19
RSTIN
20
Vdd
21
GND
22
OFF
23
XTAL1
24
XTAL2
25
I/OUC
26
AUX1UC
27
AUX2UC
28
U30
ST8024CDR
C136 100nF
C135
100nF
+5V
C137 100nF
C117
100nF
R242
100K
+3V3
R216
4K7
+3V3
R218
10K
R217
10K
+3V3
C119
100nF
VDD
R211
10K
+3V3
R210 0
R212
10K
AUX2TP14
AUX1TP15
SmartCard_3/5V
SmartCard_IO
SmartCard_RST
SmartCard_CLK
SmartCard_OFF
SmartCard_CMDVCC
PB0
PC4
IOExpander1
IOExpander1
IOExpander1
IOExpander1
PB12
NFC kit reference: CR95HF-B
C112
4.7uF
C138
4.7uF
VCC
1
RST
2
CLK
3
NC
4
GND
5
SWIO
6
I/O
7
NC
8
18
17
CN23
C816
SmartCard Connector
Operating range: 2.7<VDD<3.6V
Operating Voltage: +3.3V
R215
100K
R241
100K
R213
100K
R214
100K
+3V3
7 8
5 6
3 4
1 2
CN13
female conn 4X2