2.9inch NFC Powered e Paper Evaluation Kit

2.9inch NFC Powered e Paper Evaluation Kit

$45.89

Brand：Spotpear

SKU：0201137

Date：2020-07-08 15:11

Part Number：

2.9inch-NFC-e-Paper-Eval-Kit

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2.9inch Passive NFC-Powered E-Paper Evaluation Kit, No Battery, Wireless Powering & Data Transfer

ST25R3911B NFC Development Kit, NFC Reader, STM32F103 Controller, Multi NFC Protocols

Instruction

This is an NFC-powered 2.9inch e-Paper Module, with 296x128 resolution. Users can transmit data from smartphone or NFC reader to e-Paper and refresh by NFC.

Features

No backlight required, e-Paper keep displaying the last content for a long time without power
No power adapter required
You can modify the display content by smartphone
Compe with ABS case
App is provided

Specification

Power: NFC-powered
Resolution: 296x128
Dot pitch: 0.138×0.138
Refresh time: 2s
Display color: black, white
Viewing angle: >170°

NFC E-Paper Eval Kit

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

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

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°