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INC IY

Increment IY.
Function: IY <- IY + 1
 
Format:
1111 1101
 
byte 1: FD
 
0010 0011
 
byte 2: 23
 
Description: The contents of the IY register are incremented and the result is stored back in IY.
 
Data Flow:
 
Timing: 2 M cycles; 10 T states: 5 usec @ 2 MHz
 
Addressing Mode: implicit
 
Flags:
 
(no effect)
 
Example:
INC IX

OBJECT CODE
Before:
 
After: