User's Manual

3 Hardware
The X-NUCLEO-NFC08A1 expansion board allows the user to test the functionality of the ST25R3916B, which
supports the reader/writer and the card emulation modes.
The ST25R3916B IC module and the STM32 Nucleo board are connected through CN5, CN6, CN8 and CN9
connectors (see the tables below).
Table 1. Interconnections between the X-NUCLEO-NFC08A1 expansion board and the NUCLEO-L476RG
board (left side)
Signal Connector Pin number NUCLEO-L476RG X-NUCLEO-NFC08A1
NC
CN6 Power
1 - -
IOREF 2 - (NC)
RESET 3 - -
3V3 4 - 3V3 (VDD_IO)
5V 5 - 5V (VDD)
GND 6 - GND
GND 7 - GND
VIN 8 - -
A0
CN8 Power
1 PA0 IRQ_MCU
A1 2 PA1 MCU_LED1
A2 3 PA4 MCU_LED2
A3 4 PB0 MCU_LED3
A4 5 PC1 MCU_LED4
A5 6 PC0 MCU_LED5
Table 2. Interconnections between the X-NUCLEO-NFC08A1 expansion board and the NUCLEO-L476RG
board (right side)
Signal
Connector Pin number NUCLEO-L476RG X-NUCLEO-NFC08A1
D15
CN5 Digital
10 PB8 SCL_MCU
D14 9 PB9 SDA_MCU
AVDD 8 AVDD NC
GND 7 GND GND
D13 6 PA5 SCLK_MCU
D12 5 PA6 MISO_MCU
D11 4 PA7 MOSI_MCU
D10 3 PB6 /SS_MCU
D9 2 PC7 IRQ_MCU (alt.)
D8 1 PA9 /SS_MCU (alt.)
D7
CN9 Digital
8 PA8 MCU_LED6
D6 7 PB10 MCU_LED6 (alt.)
D5 6 PB4 /SS_MCU (alt.)
D4 5 PB5 MCU_LED2 (alt.)
D3 4 PB3 SCLK_MCU (alt.)
D2 3 PA10 MCU_LED3 (alt.)
UM3007
Hardware
UM3007 - Rev 1
page 5/18