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paper 1.0
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RichardHeltec committed Jan 13, 2024
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2 changes: 1 addition & 1 deletion doc/node/esp32/source/index.rst
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Expand Up @@ -23,7 +23,7 @@ ESP32 is a powerfull SoC with 240MHz Tensilica LX6 dual-core & 1 ULP core, 600 D

WiFi LoRa 32<wifi_lora_32/index>
Wireless Tracker<wireless_tracker/index>
Wireless Paper<wireless_paper/index>
Wireless Paper V1.0<wireless_paper/index>
Wireless Stick<wireless_stick/index>
Wireless Stick Lite<wireless_stick_lite/index>
HT-DE01<ht-de01>
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22 changes: 14 additions & 8 deletions doc/node/esp32/source/wireless_paper/via_program_refresh.md
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Expand Up @@ -7,32 +7,38 @@ This topic aims to describe refreshing the Wireless Paper by downloading the pro
## Image coding
```{Tip} This screen does not support grayscale, so when making the image, you will need to convert it to a pure black and white image smaller than 250X122.
```
Using program refresh paper, you'll need a tool for image transcoding, in this case [**Convertio**](https://convertio.co/zh/xbm-converter/).
First, convert your image to **XBM** format.

+ Open **Convertio**: https://convertio.co/zh/xbm-converter/, and select the image that needs to be taken,
Let's use [**Convertio**](https://convertio.co/zh/xbm-converter/) as an example .

![](img/10.png)
+ Open **Convertio**: https://convertio.co/zh/xbm-converter/, and select the image that needs to be taken, Select convert to **XBM** format.

+ Copy and save the code you get.
![](img/10.png)

![](img/02.png)
+ Open the downloaded file with Notebook, and copy the contents in the red box.

![](img/02.png)

## Downloading the program

+ Confirm whether the `USB driver`, `Git` and `Arduino IDE` has been installed correctly. If not, please refer to this two articles [establish serial connection](https://docs.heltec.org/general/establish_serial_connection.html) and [Install Git and Arduino IDE](https://docs.heltec.org/general/how_to_install_git_and_arduino.html).

+ Confirm that The Heltec ESP32 development environment is installed, please refer to[ESP32+LoRa Quick start](https://docs.heltec.org/en/node/esp32/quick_start.html).

Connect the Wireless Paper to the computer using a TYPE-C wire. Use Arduino IDE to open the example we provided or any other program that works, as shown below.
Connect the Wireless Paper to the computer using a TYPE-C wire.
Open Arduino, in `Tools` > `Board Manager`, select `Wireless Paper`, and select the corresponding `Port`, `LoRaWAN REGION`.

![](img/tool.png)

Open the sample code provided by **Heltec**.
```{Tip} There are currently two versions of the diplay, if the protector sticker has a red mark, please select the code 'QYEG0213RWS800_BWR'; For others, select 'HT ICMEN2R13EFC1'. If you are not sure which version you have, please contact us at Support@heltec.cn.
```

![](img/03.jpg)

Replace the contents of `image.h` with the file **Convertio** generated earlier, as shown below.
Replace the green box in the figure below with the code you obtained earlier.

```{Tip} Be careful to fill in the data of Weight and Hight in the red box part of the figure, rather than copying this part directly.
```{Tip} Be careful to fill in the data of Weight and Hight in the black box part of the figure, rather than copying this part directly.
```

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