Specifications

Special Fully Nested Mode .............................. 12-25
Automatic Rotating Mode
............................... 12-26
Specific Rotating Mode
................................. 12-26
Special Mask Mode
.................................... 12-26
Poll Mode
............................................. 12-27
Interrupt Triggering
........................................ 12-27
Level-Triggered Mode
.................................. 12-28
Edge-Triggered Mode
.................................. 12-29
Interrupt Status
............................................ 12-29
EOI COMMANDS
............................................. 12-31
Nonspecific EOI Commands
................................ 12-31
Specific EOI Commands
.................................... 12-32
Automatic EOI Mode
....................................... 12-32
When To Use Automatic EOI Mode
...................... 12-33
RESET
........................................................ 12-34
12-2