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EI (SPC700)

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Revision as of 23:13, 8 August 2024 by Xetheria (talk | contribs) (No other flags are affected.)
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Basic Info
Addressing Mode Opcode Length Speed
Implied (type 2) A0 1 byte 3 cycles
Flags Affected
N V P B H I Z C
. . . . . 1 . .

EI (Enable Interrupts) is an SPC700 instruction that sets the interrupt enable flag.

The manual has a typo where the flag which is set is in the zero flag's position instead.

As the S-SMP has no hardware interrupt sources, EI is not very useful.

No other flags are affected.

Syntax

EI

See Also

External Links