WAVESHARE ST25R3911B NFC Board Instruction Manual
- July 31, 2024
- WAVESHARE
Table of Contents
ST25R3911B NFC
Board
Method of application
We provide Android APP, Apple APP, and our ST25R3911B NFC Board to refresh the
screen [Note] Because the communicating distance of NFC is short, to make the
updating successful, please do not move the device when updating.
Use Android phones
Please make sure that your telephone supports the NFC function and is enabled.
Note that this APP does NOT support this APP Samsung or Google phones.
APP Download
You can scan the QR code to download and install the APP on your phone, note
that the app can only support Android 4.0 (Ice Cream Sandwich) and above.
https://www.waveshare.com/w/upload/NFCTag_EN.apk
APP Usage Steps
Click the picture button on the bottom to choose a picture. You can choose the
picture from DCIM or you take a picture with the camera. Except for pictures
from DCIM and camera, you can also make string pictures manually. You can cut
the picture after choosing, resize it and rotate it. For the best effect. we
recommend you to pre-adjust the picture according to the resolution of the
e-Paper. On the main page, you can select the process effect (None Effect,
Gray Effect, Block Effect, Sketch Effect, and Neon Effect).
On the main page, you can click 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 the picture.
Other functions
You can also draw a picture. Click the “…” symbol on the right top, choose
Gallery, and touch one picture to enter drawing mode.
Use an iPhone
APP Download
For IOS users, you can download and install the NFC E-Tag app from the APP
store.
APP Usage Steps
- Open the APP, and choose the e-Paper type according to the actual display.
- Click on the image and hold the phone close to the NFC area of the e-Paper for updating.
- You can click the Pictures button on the left-bottom to choose the pictures to update.
- You can click the Text buttons to make a text image.
- You can adjust the brightness and contrast of the picture.
The ST25R3911B NFC Board is used
- Refer to the Made bmp file for e-Paper to make a picture for NFC-powered.
- Copy pictures to TF card (recommend 16G) and insert the TF card into ST25R3911B NFC Board.
- Connect the 5V power adapter to the USB interface of the NFC Board.
- Select the function by buttons, and choose “Update E-paper Demo”.
- Select the type of e-paper according to the one you have.
- Select the picture for updating, note that the resolution of the picture should be the same as the e-Paper’s.
- Confirm it.
- Put the Reader on the display for updating.
- Wait for updates.
Detailed steps
Select the codes
FCC Warning
This device complies with part 15 of the FCC Rules. Operation is subject to
the following two conditions: (1) This device may not cause harmful
interference, and (2) this device must accept any interference received,
including interference that may cause undesired operation.
Any Changes or modifications not expressly approved by the party responsible
for compliance could void the user’s authority to operate the equipment.
Note: This equipment has been tested and found to comply with the limits
for a Class B digital device, pursuant to part 15 of the FCC Rules. These
limits are designed to provide reasonable protection against harmful
interference in a residential installation. This equipment generates uses and
can radiate radio frequency energy and, if not installed and used in
accordance with the instructions, may cause harmful interference to radio
communications. However, there is no guarantee that interference will not
occur in a particular installation. If this equipment does cause harmful
interference to radio or television reception, which can be determined by
turning the equipment off and on, the user is encouraged to try to correct the
interference by one or more of the following measures:
- Reorient or relocate the receiving antenna.
- Increase the separation between the equipment and receiver.
- Connect the equipment into an outlet on a circuit different from that to which the receiver is connected.
- Consult the dealer or an experienced radio/TV technician for help.
The device has been evaluated to meet general RF exposure requirement. The device can be used in portable exposure condition without restriction.
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