require PHP function
convert a string to CRC16 Xmodem
'iVBORw0KGgoAAAANSUhEUgAAAfUAAABvAgMAAACIrLETAAAADFBMVEXMzMz///8AAAD/AADq3YbvAAAACXBIWXMAAB7pAAAe6QF1y32iAAAACXZwQWcAAAH1AAAAbwAUn0l/AAAAkElEQVRo3u3NwQ3DMAgF0CxJDh4hU3QJj5BDmLLfdQboAE9CCGPgHX1fNWbV9Yx+qpLP7jzPnt0zX6s/OmPJtSL9Pu9KpNgD+0IW9/AzZtYT6+COsW727+Zb35n/HHg8Ho/H4/F4PB6Px+PxeDwej8fj8Xg8Ho/H4/F4PB6Px+PxeDwej8fj8Xg8Ho/H/8V/AQaWqwq50NwwAAAAJXRFWHRkYXRlOmNyZWF0ZQAyMDE3LTEwLTAyVDEyOjQyOjI5KzAyOjAwyawCDQAAACV0RVh0ZGF0ZTptb2RpZnkAMjAxNy0xMC0wMlQxMjo0MjoyOSswMjowMLjxurEAAAAASUVORK5CYII='
remove the single quote required D7F2
I have experience with such projects
Relevant Skills and Experience
I have much experience with CRC and such binary data functions in PHP
Proposed Milestones
$25 USD - Milestone Payment