Microchip instruction SUBWF

Mnemonic,      Description                       Cycles     Status    12-Bit Opcode	      
   Operands                                      /Turbo     Affected  MSB         LSB     Notes
===============================================================================================
SUBWF   f,d    Subtract W from f (Different on SX) 1        C,DC,Z    0000  10df  ffff    1,2,4

Comments:

• The ``subwf'' instruction not only subtracts 2 values, but also compares http://piclist.com/techref/microchip/compcon.htm the 2 values for less than, greater than, or equal to.