dynamic nfc for smart grid

Dynamic NFC Tag for Smart Grid
applications
Architecture Example
FW
Application
FW
App
HW
I2C
Microcontroller
STM32
ISO15693
ISO14443
Protocol
Stack
NCF low cost
Link
M24LR
Energy management
Application
NFC Smart
Phone
M24LR04E, M24LR16E, M24LR64E
block diagram
VCC
64-bit UID
GND
I²C interface
(1.8-5.5V, 400kHz)
SCL
I2C
protocol
SDA
RF WIP_BUSY
(Digital output)
RF WIP_BUSY
Vout
(energy harvesting from RF)
VOUT
ISO 15693
RF interface
AC1
AC0
Power
management
and
I2C/RF
arbitration
unit
Power
extraction
RF
protocol
4-Kbit
or
16-Kbit
or
64-Kbit
EEPROM
4
NFC design echo system
NFC Android App
Evaluation boards
Technical documentation
M24LR-DISCOVERY
e2e community
Reference antennas
Antenna Design Suite
MCU drivers
/* Wait till HSE is ready */
HSEStartUpStatus = RCC_WaitForHSEStartUp();
IBIS model
5
Key benefits
• Be part of IoT with NFC data
exchange
• Long Range RFID for
manufacturing and logistic flexibility
(product personalization)
• Energy harvesting for battery
autonomous system.
• Full echo system easing your
design
• Cost effectiveness
How to start
Order now your discovery kit
M24LR-DISCOVERY
http://www.st.com/web/catalog/tools
/FM116/SC1444/PF253360
To experience with CR95HF
transceiver board download PC
software STSW-M24LR011
M24LR/CR95 application software
setup file
To experience with NFC phone
download STSW-M24LR012 NfcvReader Android App sample code
Start the demo now and see for
yourself !
6
ST Solutions For NFC / RFID
NFC phone
SRTAG
SRi / LRi
NFC / RFID
tags
EEPROM
RFID reader
NFC phone
M24SR
M24LR
EEPROM
I2C &
Interrupt
MCU
system
Dynamic
NFC/RFID
tags
RFID reader
NFC phone
ST95HF
CR/RX95HF
RAM BUFFER
NFC/RFID tag RFID reader
SPI or
UART
MCU
system
NFC
transceivers
7
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