Protocol to update app by uart?

Dear

please where i can find the protocol required to update wizfi250 firmware by uart with our CPU application (not with WIZSmartScript)?

thanks, regards

Hi Phil31

You can do that with YMODEM option.

Please refer to the below link.
It’s writtern in Korean but you can understand it.

[url]http://ilikethisplus.tistory.com/6[/url]

Steve