Difference between revisions of "4.2inch NFC-Powered e-Paper"
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*Outline dimension: 105.0mm x 94.1mm, 9.90mm | *Outline dimension: 105.0mm x 94.1mm, 9.90mm | ||
*Display dimension: 84.8mm x 63.6mm | *Display dimension: 84.8mm x 63.6mm | ||
− | + | ==User guide== | |
− | + | You can download the app from [[#Resources]] and install it to your phone, note that the app can only supports Android 4.0(Ice Cream Sandwich) and above. | |
+ | |||
===APP使用步骤=== | ===APP使用步骤=== | ||
使用APP的步骤是: | 使用APP的步骤是: |
Revision as of 03:26, 2 December 2019
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Instruction
This is an NFC-powered 4.2inch e-Paper Module, with 400x300 resolution. Users can transmit data from smart phone or NFC reader to e-Papre and refresh by NFC.
Features
- No backlight required, e-Paper keep displaying the last content for a long time without power
- No power adapter requried
- You can modify the display content by smart phone
- Compe with ABS case
- App is provided
Specification
- Power: NFC-powered
- Resolution: 400x300
- Dot pitch: 0x212x 0x212
- Refresh time: 4s
- Display color: black, white
- Viewing angle: >170°
- Outline dimension: 105.0mm x 94.1mm, 9.90mm
- Display dimension: 84.8mm x 63.6mm
User guide
You can download the app from #Resources and install it to your phone, note that the app can only supports Android 4.0(Ice Cream Sandwich) and above.
APP使用步骤
使用APP的步骤是:
- 点击下发的图片按钮设置图片,(图片可以是你手机相册里面的图片,也可以是使用摄像机拍照,注意,这里需要相机权限)
- 选择图片之后可以对图片进行裁剪,调整大小和旋转图像,为了更好的刷新效果,建议您预先根绝墨水屏参数设置好图片的大小以及各式。
- 在主页面,你可以选择图像处理方式(纯黑白、灰阶化、模块化、素描化、霓虹化)
- 在主页面,还可以点击左下角的调整按钮调整图像的亮度和对比度。 点击右下角的加号图标可以对图片进行颜色取反,方向,图片上下或左右颠倒的设置
- 再设置好了之后,将手机的NFC天线区域贴近4.2inch NFC-Powered e-Paper背面的天线区域。APP会感应墨水屏并自动进行数据传输和刷新操作
【注意】使用前先确保手机NFC已经开启,在数据传输和刷新的过程中,请不要移动手机。
- 额外功能
Resources
Support
Support
If you require technical support, please go to the Support page and open a ticket.