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

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)

ST25R3911B:NFC chip, aka AS3911B
23LC1024:SRAM, 1Mbit
CP2102:USB TO UART converter, for debugging
SPX3819:3.3V voltage regulator
1.3″ OLED:blue display, 12864 pixels, SH1106 driver
4x user buttons:
2x user indicators
MCU unused pins
USB TO UART port
Micro SD slot
SWD programming interface
NFC induction coil
UART pin configurationRXD: connected to RXD2 by default, changeable to RXD1 via 0 resistorTXD: connected to TXD2 by default, changeable to TXD1 via 0 resistor

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

Outline Dimensions

E-PAPER SUPPORT
7.5inch NFC-Powered e-Paper2.9inch NFC-Powered e-Paper2.13inch NFC-Powered e-Paper
Wiki:www.waveshare.com/wiki/ST25R3911B_NFC_Board
Package Content

ST25R3911B NFC Board x1
Micro SD Card 16GB x1
Micro SD Card reader x1
USB-A to Micro-B cable x1

FAQs:
Q: What NFC protocols are supported by the ST25R3911B NFC Evaluation Kit?
A: The evaluation kit supports ISO 14443 A/B, ISO15693, ISO18092 (NFC Forum Type 4 Tag and Type 5 Tag), NFC Forum Tag Type 2, and FeliCa.
Q: What are the key components of the evaluation kit?
A: The key components include the ST25R3911B NFC reader/writer chip, ARM Cortex-M4F MCU, OLED display, user buttons, Arduino Uno compatible headers, ST morpho headers, and common interfaces like UART, SPI, I2C, and GPIO.
Q: Does the evaluation kit come with any software or development resources?
A: Waveshare provides example code and a PC software for reading/writing NFC tags, which can help users get started with development.
Q: What power supply options are available for the evaluation kit?
A: The evaluation kit can be powered through the USB Type-C port or through an external 5V power supply connected to the DC jack.
Q: What applications can the ST25R3911B NFC Evaluation Kit be used for?
A: The evaluation kit is suitable for a wide range of applications, including electronic shelf labels, industrial automation, asset tracking, access control, contactless payment systems, and more.