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7. Check if WizFi250 is upgraded and works well.
2013/09/04 13:16 ·
jeonggw
Firmware Recovery
This section explains how to recover firmware when a critical problem occurred in WizFi250 application
firmware.
1. Input low signal to BOOT pin and FUNCTION pin.
2. Reboot WizFi250
3. If WizFi250 starts the firmware procedure you will see a serial message as below. If this procedure
succeeds, WizFi250 will be reset to factory default firmware.
4. If you want to upload newest firmware to WizFi250, you have to use OTA mode.
For detailed information for starting OTA mode, refer to
5. Afterwards, you can upload newest firmware using web browser. For detailed information for uploading
newest firmware in web page, refer to
2020/11/26 12:13
Wi-Fi
Wi-Fi OTA - Upload newest firmware in OTA
61/81
OTA.
mode.
WizFi250 Programmer's Guide
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