Waveshare 4.2inch NFC-Powered e-Paper Evaluation Kit

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Waveshare

Waveshare 4.2inch NFC-Powered e-Paper Evaluation Kit

SKU: WVSH0043

★★★★★ 4.8 | 36 reviews

₹ 9,299.99

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Waveshare 4.2inch NFC-Powered e-Paper Evaluation Kit₹ 9,299.99

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

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)
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

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

How is the display powered and is a battery required?

It is powered wirelessly via NFC and does not require a battery.

How do I refresh the display content on the kit?

To refresh, place a smartphone with NFC or an NFC reader close to the e-paper; the refresh takes about 4 seconds.

What interfaces are available for development on this kit?

The kit supports SPI, USART, I2C, CAN, USB and SDIO interfaces and includes a USB to UART converter for debugging.

What is included in the package?

The package contains the 4.2 inch NFC powered e-paper evaluation kit, the NFC reader, a micro SD card and essential accessories.

Is warranty or returns information provided for this kit?

Warranty and return details are not specified in the product description; please check with the seller for terms.

Description