Fujitsu F2MC-16LX Hardware Manual page 79

Hardware interrupt suppression of interrupt suppression instruction
Table 3.4-2 shows the hardware interrupt suppression instruction. If the hardware interrupt request is
generated during execution of hardware interrupt suppression instruction, an interrupt is processed after
execution of hardware interrupt suppression instruction and then other instruction.
Table 3.4-2 Hardware Interrupt Suppression Instruction
The instructions
which do not accept
the interrupt and
hold requests.
Suppressing a hardware interrupt during execution of a software interrupt
When a software interrupt is activated, no other interrupt requests are acceptable to clear the I flag to "0".
Interruption/holding control instruction
Prefix code
(The command that delays the effect of prefix code)
PCB
DTB
ADB
SPB
CMR
NCC
CHAPTER 3 INTERRUPT
MOV ILM,#imm8
OR CCR,#imm8
AND CCR,#imm8
POPW PS
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