Description

Sets the Global Interrupt Flag (I) in SREG (Status Register). The instruction following SEI will be executed before any pending interrupts.

 

Operation:

(i)

I ← 1

 

Syntax:

Operands:

Program Counter:

(i)

SEI

None

PC ← PC + 1

16-bit Opcode:

1001 0100 0111 1000