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NEC 78K/0 Series User Manual

Page 120

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120

CHAPTER 5 EXPLANATION OF INSTRUCTIONS

User's Manual U12326EJ4V0UM

Disable Interrupt

DI

Interrupt Disabled

[Instruction format]

DI

[Operation]

IE

0

[Operand]

None

[Flag]

Z

AC

CY

[Description]

Maskable interrupt acknowledgment by vectored interrupt is disabled (with the interrupt enable flag (IE)

cleared (0)).

No interrupts are acknowledged between this instruction and the next instruction.

For details of interrupt servicing, refer to “Interrupt Functions” in the user’s manual of each product.