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Load image into Gallery viewer, Waveshare 4.2inch NFC-Powered e-Paper Evaluation Kit
Load image into Gallery viewer, Waveshare 4.2inch NFC-Powered e-Paper Evaluation Kit
Load image into Gallery viewer, Waveshare 4.2inch NFC-Powered e-Paper Evaluation Kit
Load image into Gallery viewer, Waveshare 4.2inch NFC-Powered e-Paper Evaluation Kit
Load image into Gallery viewer, Waveshare 4.2inch NFC-Powered e-Paper Evaluation Kit

Waveshare 4.2inch NFC-Powered e-Paper Evaluation Kit

SKU: ELC2085

Regular price ₹ 7,399.99
Sale price ₹ 7,399.99 Regular price ₹ 8,899.99
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NFC E-Paper Eval Kit 4.2"

4.2" NFC-Powered E-Paper Evaluation Kit

Comes With NFC-Powered E-Paper, NFC Reader, Micro SD Card, And Essential Accessories, Ready-To-Use

 

4.2" NFC-Powered E-Paper

Adopts Novel Passive NFC Technology
No Battery Required, No More Battery Life Trouble

Wireless NFC-Powered Display Refreshing

Passive NFC Solution, No Battery Required, No Messy Wiring, Stable Operation

How It Works

To Refresh The Display Content,
Use A Smart Phone With NFC Function, Or An NFC Reader,
Close To The E-Paper For Both Wireless Powering And Data Transfer

NFC Board Introduction

ST25R3911B NFC Chip, AT32F413RBT7 Controller,
OLED Display, User Buttons, And Common Used Interfaces

  1. AT32F413RBT7
    • Core: ARM® 32-bit Cortex™-M4F
    • Operating Frequency: 200MHz
    • Operating Voltage: 2.0V-3.6V
    • Package: LQFP64
    • Memories: 128kB Flash, 32kB SRAM
    • Communication Interfaces: 2 x SPI, 5 x USART, 2 x I2C, 2 x CAN, 1 x USB, 1x SDIO
    • 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
    1. RXD: connected to RXD2 by default, changeable to RXD1 via 0Ω resistor
    2. TXD: connected to TXD2 by default, changeable to TXD1 via 0Ω resistor

Features:

  • Rounded Metal Border, Nice Looking, Stunning Quality
  • Passive NFC Solution, No Battery Required, No Messy Wiring
  • Wireless Powering & Data Transfer
  • Features Corner Hang Hole, Ideal For Handbag Decoration, Key Fob, Etc.
  • Suitable For Smartphone / Key Fob, Contact Card QR Code, Hanging Ornament...

Wireless Powering & Data Transfer

To Refresh The Display Content, Use A Smart Phone With NFC Function, Or An NFC Reader, Close To The E-Paper, It'll Be Done In A Few Seconds

Specifications

  • Power Supply: Wireless
  • Grey Scale: 2
  • Display Color: Black / White
  • Refresh Time: 4s (data transfer time is not included)
  • Dot Pitch: 0.212×0.212
  • Display Size: 84.8mm×63.6mm
  • Resolution: 400×300
  • Outline Dimension: 105.1mm×94.1mm
  • Viewing Angle >170°

Package Contains: 1x Waveshare 4.2inch NFC-Powered e-Paper Evaluation Kit

Outline Dimensions

 

Development resources: 
Wiki: www.waveshare.com/wiki/4.2inch_NFC-Powered_e-Paper

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