Put the YHX data in the text editor below then click "flash" to upload it.

;;yhx0 ; the header above is a signature that must be on its own line. ; this is a comment, you can put digits there : 0123456789ABCDEFabcdef ; empty lines are ok 01 23 45 67 89 Ab cD Ef ; data are represented in bytes, ; they must come as pairs of hexadecimal digits. ; the case is not meaningful. ; they can be separated by other characters, ; or even glued together, but a space is recommended and safest. FE FF ABCDEF

flush