Waveshare 17767 ST25R3911B NFC Eval Kit

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

38,90 €

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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, 128×64 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 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

Package Contents

Versandgewicht:	0,20 kg

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