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2.9inch NFC-Powered e-Paper Evaluation Kit, Wireless Powering & Data Transfer

Manufacturer: Waveshare
Price:
US$73.95
WAVE-17764
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2.9inch Passive NFC-Powered e-Paper Evaluation Kit, No Battery, Wireless Powering & Data Transfer

NFC E-Paper Eval Kit 2.9"

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

2.9" 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, 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
  1. 1.3" OLED: blue display, 128×64 pixels, SH1106 driver
  2. 4x user buttons:
  3. 2x user indicators
  4. MCU unused pins
  5. USB TO UART port
  6. Micro SD slot
  7. SWD programming interface
  8. NFC induction coil
  9. 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

Refreshed By Smartphone, Comes With Android APP, As Easy As Swiping A Credit Card

Refreshed By ST25R3911B NFC Board Included In The Kit

Application Examples

Suitable For Price Tags, Asset/Equipment Tags, Shelf Labels, Conference Name Tags...

Specifications

POWER SUPPLY Wireless GREY SCALE 2
DISPLAY COLOR Black / White REFRESH TIME 2s (data transfer time is not included)
DOT PITCH 0.138×0.138 DISPLAY SIZE 66.89mm×29.05mm
RESOLUTION 296×128 OUTLINE DIMENSION 87.5mm×47.7mm
VIEWING ANGLE >170°    
 
Outline Dimensions
Resources & Services
Wiki: www.waveshare.com/wiki/2.9inch_NFC-Powered_e-Paper
Notice for California Residents: Warning symbolWARNING: Cancer and Reproductive Harm - www.P65Warnings.ca.gov