Shortly put: the C1 and F1 functions can parse "41 00 42 00 43 00", with formatting. The others only accept "410042004300", no formatting. Those hex strings would convert into a byte array: Or "ABC" ...
const-hex This crate provides a fast conversion of byte arrays to hexadecimal strings, both at compile time, and at run time. It aims to be a drop-in replacement for the hex crate, as well as ...