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7.5inch NFC-Powered e-Paper Evaluation Kit

88,99 €
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7.5inch Passive NFC-Powered e-Paper Evaluation Kit, No Battery, Wireless Powering & Data Transfer
NFC E-Paper Eval Kit 7.5"

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

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7.5" NFC-Powered E-Paper

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

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Wireless NFC-Powered Display Refreshing

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

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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

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NFC Board Introduction

ST25R3911B NFC Chip, STM32F103R Controller,
OLED Display, User Buttons, And Common Used Interfaces

ST25R3911B NFC Board on board resource
  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 ST25R3911B NFC Board Included In The Kit

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Application Examples

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

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Specifications
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POWER SUPPLY Wireless GREY SCALE 2
DISPLAY COLOR Black / White REFRESH TIME 5s (data transfer time is not included)
DOT PITCH 0.205×0.204 DISPLAY SIZE 163.2mm×97.92mm
RESOLUTION 800×480 OUTLINE DIMENSION 195.84mm×137.68mm
VIEWING ANGLE >170°    
Outline Dimensions
7.5inch-NFC-Powered-e-Paper-size.jpg ST25R3911B-NFC-Board-size.jpg
Resources & Services
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Weight: 0.336 kg

  1. 7.5inch NFC-Powered e-Paper x1
  2. ST25R3911B NFC Board x1
  3. Micro SD Card 16GB x1
  4. Micro SD Card reader x1
  5. USB-A to Micro-B cable x1
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VM-17766