Function args_char_to_hex 

pub unsafe extern "C" fn args_char_to_hex(
    hi_nibble: c_char,
    low_nibble: c_char,
    byte: *mut u8,
) -> bool

Convert ASCII hex values to byte

Arguments

• hi_nibble - ASCII hi nibble character
• low_nibble - ASCII low nibble character
• byte - byte pointer, output

Returns

bool conversion status