ZiLOG eZ80

eZ80
®
CPU
User Manual
UM007714-0908 CPU Instruction Set
142
EI
Enable Interrupt
Operation
IEF1 ← 1
IEF2 ← 1
Description
This instruction sets the interrupt enable flags (IEF1 and IEF2) to a logical 1, which allows
any maskable interrupt to be recognized.
Condition Bits Affected
None.
Attributes
Mnemonic Operand ADL Mode Cycle Opcode (hex)
EI —X 1FB