Texas Instruments MSP430x4xx Family User Manual page 196

MSP430 Instructions
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* INC[.W
* INC.B
Syntax
Operation
Emulation
Description
Status Bits
Mode Bits
Example
4-82 16-Bit MSP430X CPU
Increment destination
Increment destination
INC dst or INC.W dst
INC.B dst
dst + 1 −> dst
ADD #1,dst
The destination operand is incremented by one. The original contents are lost.
N: Set if result is negative, reset if positive
Z: Set if dst contained 0FFFFh, reset otherwise
Set if dst contained 0FFh, reset otherwise
C: Set if dst contained 0FFFFh, reset otherwise
Set if dst contained 0FFh, reset otherwise
V: Set if dst contained 07FFFh, reset otherwise
Set if dst contained 07Fh, reset otherwise
OSCOFF, CPUOFF, and GIE are not affected.
The status byte, STATUS, of a process is incremented. When it is equal to 11,
a branch to OVFL is taken.
INC.B STATUS
CMP.B #11,STATUS
JEQ OVFL