Sets both interrupt flip-flops, thus allowing maskable interrupts to occur. An interrupt will not occur until after the immediately following instruction.
ei
Operands
eiLoading...
Variants
Every form of ei the assembler accepts. The cycles column counts clock
cycles, written as taken/not taken for the conditional forms.
| Instruction | Description | Flags | Bytes | Cycles |
|---|---|---|---|---|
| ei | Sets both interrupt flip-flops, thus allowing maskable interrupts to occur. An interrupt will not occur until after the immediately following instruction. | — | 1 | 4 |