IM 0

Set interrupt mode 0 condition.
Function: Internal interrupt control.
 
Format:
1110 1101
 
byte 1: ED
 
0100 0110
 
byte 2: 46
 
Description: Sets interrupt mode 0. In this condition, the interrupting device may insert one instruction onto the data bus for execution, the first byte of which must occur during the interrupt acknowledge cycle.
 
Timing: 2 M cycles; 8 T states: 4 usec @ 2 MHz
 
Addressing Mode: implicit
 
Flags:
 
(no effect)