1. Data preparation
Reference: Luat Community (openluat.com)
Hezhou official:
Yinerda officially provides the following:
You can download the corresponding information, the information link is as follows:
https://doc.openluat.com/wiki/27?wiki_page_id=3038
http://wiki.yinerda.com/index.php/Core-Air724UG
2. Hardware connection
Use a microUsb cable to connect to the usb port of the module, and the module is connected to an external 12v power supply, as shown in the figure below:
3. Software installation
1. USB driver installation
After the download is complete, you can install it directly. The device is powered by VIN and GND separately. Plug the USB into the computer, and the following device is displayed to indicate success.
2. Yinerda upgrade tool does not need to be installed, just open it directly, as shown in the figure below:
3. Official Luatools, after downloading and opening, it will automatically prompt to upgrade, just follow the prompt to upgrade.
LuaTools supports the latest firmware acquisition, firmware packaging, project management, trace printing, stand-alone burning and other functions.
4. Download method process
Yinerda official firmware programming method:
1. Power off the device, press and hold the BOOT button, then power on the device, the module enters the download mode, and you can release the BOOT button.
2. Open Yinerda RDA upgrade tool UpgradeDownload.exe
3. Select the upgrade file
4. Click download, the module will be downloaded automatically
5. After the download is successful, unplug the USB cable and power on again.
If the download fails, the possible reasons are as follows:
-
First check if the USB is recognized. If the USB driver is installed correctly but the USB is not recognized, usually the device is not powered, or the USB cable is not a data cable;
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Determine whether the upgrade file is correct;
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The device needs to press the boot button, and then supply power.
Hezhou official programming method:
Burn firmware
The actual test is as follows:
For details, refer to the official link:
https://doc.openluat.com/wiki/27?wiki_page_id=3038
The steps of secondary development are as follows:
Video Tutorial:
https://www.bilibili.com/video/BV12v4y1g7qp/?spm_id_from=333.337.search-card.all.click&vd_source=6ae41aaecdfe458bd80ff16eea1fd077
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