Hex to ASCII conversion

[gcjr]

@ashish_senger

505146434F322020 which mean is "PQFCO2" my sensor serial name and 01C8 means 456 ppm.

i have no idea how to decode/translate the value or string 505146434F322020 into serial # and ppm value you indicate

looks like you've received the value from your sensor in a readable form