UPD784938 Datasheet, PDF (594/733 Pages) NEC – 16-Bit Single-Chip Microcontrollers

CHAPTER 23 INTERRUPT FUNCTIONS
23.9 When Interrupt Requests and Macro Service are Temporarily Held Pending
When the following instructions are executed, interrupt acknowledgment and macro service processing is deferred for
8 system clock cycles. However, software interrupts are not deferred.
EI
DI
BRK
BRKCS RBn
RETI
RETB
RETCS
RETCSB !addr16
POP PSW
LOCATION 0H or LOCATION 0FH
POPU POST
MOV PSWL, A
MOV PSWL, #byte
MOVG SP, #imm24
Write instruction and bit manipulation instruction to an interrupt control register^Note, or the MK0, MK1, IMC or ISPR register
(except BT and BF instructions)
PSWL bit manipulation instruction
(Excluding the BT PSWL. bit, $addr16, BF PSWL. bit, $addr16, SET1 CY, NOT1 CY, and CLR1 CY instructions)
Note Interrupt control registers: PIC0, PIC1, PIC2, PIC3, PIC4, PIC5, CIC00, CIC01, CIC10, CIC11, CIC20, CIC21,
CIC30, ADIC, SERIC, SRIC, CSIIC1, STIC, CSIIC, SERIC2, SRIC2, CSIIC2, STIC2,
IEIC1, IEIC2, WIC, CSIIC3
594
Preliminary User’s Manual U13987EJ1V0UM00