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9.4.11 Interrupt Control Instructions
EI
Function: IME
1
Sets the interrupt master enable flag (1), and enables interrupts. Whether or not interrupts are accepted is
determined by each interrupt enable flag.
EI IEXXX
Function: IE
1;
Sets the interrupt enable flag (IE
DI
Function: IME
0
Resets the interrupt master enable flag and disables interrupts regardless of the contents of each interrupt
enable flag.
DI IEXXX
Function: IE
0;
Resets the interrupt enable flag (IE
174
CHAPTER 9. INSTRUCTION SET
= N
to N
2
0
) (1), and enables the interrupt. (
= N
to N
2
0
) (0), and disables the interrupt. (
= BT, CSI, 0, 2)
= BT, CSI, 0, 2)
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