2.13inch NFC-Powered e-Paper

Instruction

This is an NFC-powered 2.13inch e-Paper Module, with 250x122 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: 250x122
• Dot pitch: 0.194×0.194
• Refresh time: 2s
• Display color: black, white
• Viewing angle: >170°

User guide

Android APP

You can scan the QR code to download and install the APP to your phone, note that the app can only supports Android 4.0（Ice Cream Sandwich） and above.

• Click the picture button on the bottome to choose picture. You can choose the picture from DCIM or you take a picture by camera.

Except pictures from DCIM and camera, you can also make string picture manually.

• You can cut the picture after choosing, resize it and rotate. For best effect. we recommend you to pre-adjust the picture according to the resolution of e-Paper.

• In the main page, you can select the process effect ( None Effect, Gray Effect, Block Effect, Sketch Effect and Neon Effect)
• In the main page, you can clock the Adjust symbol on the left-bottom to adjust the brightness and contrast. You can also touch the "+" symbol on the right-bottom to adjust picture.

• After setting, close the NFC area of you phone to backside of 4.2inch NFC-Powered e-Paper to update it.

【Note】Make sure that you have open NFC function of your phone, and do not move phone when transmitting and updating.

• Other functions

You can also draw the picture. Click the "..." symbol on right-top , choose Gallery, touch one picture to enter drawing mode.

IOS APP

For IOS users, you can download and install NFC E-Tag app from APP store.

1. Open the APP, choose the e-Paper type according to the actual display.

2. Click the picture, near the NFC area of your iPhone to NFC area of e-Paper for updating.

3. You can click the Pictures button on the left-bottom to choose the updated pictures.

3. You can click the Text buttons to make a text image.

4. You can click the Adjust button to adjust the brightness and contrast of picture.

• Android APP
  
  
• ST25R3911B-NFC-Demo
  
  
• Made bmp file for e-Paper
  
  
• Android SDK for NFC-Powered e-Paper

To：

Dear Customers, There may be a lag of several hours before we could process your order, depending on the time difference between your location and ours. Sincerely hoping your understanding!

Email(support)

services01@spotpear.com