IX <- IX - 1
DEC
IX
| b7 | b6 | b5 | b4 | b3 | b2 | b1 | b0 | |
|---|---|---|---|---|---|---|---|---|
| 1 | 1 | 0 | 1 | 1 | 1 | 0 | 1 | $DD |
| 0 | 0 | 1 | 0 | 1 | 0 | 1 | 1 | $2B |
The contents of Index Register IX are decremented.
None
If Index Register IX contains the integer $2606, then upon the execution of
DEC IX
Index Register IX contains $2605.