Instruction Set Architecture—IP2022 User’s Manual 218 www.ubicom.com Example: sub     w,#0xFF This  example  subtracts  the  contents  of  W  from
0xFF.   For   example,   if   W   holds   0x06,   this
instruction subtracts 0x06 from 0xFF and writes
the result 0xF9 into W. It also sets the C bit, clears
the DC bit, and clears the Z bit.