ST25R3911B NFC Evaluation Kit, NFC Reader + TF Card + USB Cable (WS-17767)

ST25R3911B NFC Evaluation Kit, NFC Reader, Ideal for Refreshing Passive NFC-Powered e-Papers

ST25R3911B NFC Eval Kit

ST25R3911B NFC Evaluation Kit For NFC-Related Learning / Developing
Ideal Choice For Waveshare Passive NFC-Powered E-Papers

NFC Board Introduction

ST25R3911B NFC Chip, STM32F103R Controller,
OLED Display, User Buttons, And Common Used Interfaces

1. STM32F103RBT6
   
   • Core: ARM® 32-bit Cortex™-M3
   • Operating Frequency: 72MHz
   • Operating Voltage: 2.0V-3.6V
   • Package: LQFP64
   • Memories: 128kB Flash, 20kB SRAM
   • Communication Interfaces: 2 x SPI, 3 x USART, 2 x I2C, 1 x CAN, 1 x USB
   • AD & DA Converters: 2 x AD (12-bit, shares 16 channels)
2. ST25R3911B: NFC chip, aka AS3911B
3. 23LC1024: SRAM, 1Mbit
4. CP2102: USB TO UART converter, for debugging
5. SPX3819: 3.3V voltage regulator

 

6. 1.3" OLED: blue display, 128×64 pixels, SH1106 driver
7. 4x user buttons:
8. 2x user indicators
9. MCU unused pins
10. USB TO UART port
11. Micro SD slot
12. SWD programming interface
13. NFC induction coil
14. UART pin configuration
    RXD: connected to RXD2 by default, changeable to RXD1 via 0Ω resistor
    TXD: connected to TXD2 by default, changeable to TXD1 via 0Ω resistor

Refreshing Example

Refreshing Passive NFC-Powered E-Paper By Using ST25R3911B NFC Board

Specifications

NFC CHIP	ST25R3911B
OPERATING FREQUENCY	13.56MHz
OUTPUT POWER	1.4W (max)
COMMUNICATION INTERFACE	SPI
POWER SUPPLY VOLTAGE69	5V
OPERATING VOLTAGE	3.3V
PROTOCOL SUPPORT	ISO18092 (NFCIP-1) active P2P ISO14443A, ISO14443B, and FeliCa™ ISO15693 Other customized protocols (like MIFARE™ Classic)
E-PAPER SUPPORT	7.5inch NFC-Powered e-Paper  4.2inch NFC-Powered e-Paper  2.9inch NFC-Powered e-Paper  2.13inch NFC-Powered e-Paper

Outline Dimensions

Resources & Services

Wiki: www.waveshare.com/wiki/ST25R3911B_NFC_Board