Contribute correction: Z80 Assembler/disassembler

 ______      ___                 ___    
|      \\   / _ \\    ____      / _ \\  
|  --  //  / //\ \\  |    \\   | / \ || 
|  --  \\ |  ___  || | [] ||   | \_/ || 
|______// |_||  |_|| |  __//    \___//  
`------`  `-`   `-`  |_|`-`     `---`   
                     `-`