Fujitsu MB90460 Series Hardware Manual page 172

;---------Interrupt program ----------------------------------------------------------------------------------------------
ED_INT1:
CODE
;--------Vector setting-----------------------------------------------------------------------------------------------------
VECT
VECT
■ Processing Specifications of Sample Program for Extended Intelligent I/O Service
2
(EI OS)
1. This program detects the H level signal input to the INT0 pin and activates the extended intelligent I/O
service (EI
2. When the H level is input to the INT0 pin, EI
memory at the 3000
3. The number of transfer data bytes is 100 bytes. After 100 bytes are transferred, an interrupt is generated
because EI
●
Sample coding
DDR1
ENIR
EIRR
ELVR
ICR04
BAPL
BAPM
NOP
BRA LOP
MOV I:EIRR, #00H
NOP
NOP
NOP
NOP
NOP
NOP
RETI
ENDS
CSEG ABS=0FFH
ORG 0FFACH
DSLED_INT1
ORG 0FFDCH
DSL START
DB 00H
ENDS
END START
2
OS).
address.
H
2
OS transfer has terminated.
EQU 000011H
EQU 000030H
EQU 000031H
EQU 000032H
EQU 0000B4H
EQU 000100H
EQU 000101H
;Unconditional jump
;Acceptance of new INT0 not allowed
;Return from interrupt
;Sets vector for interrupt #20 (14H)
;Sets reset vector
;Sets single-chip mode
2
OS is activated. Data is transferred from port 0 to the
;Port 1-direction register
;Interrupt/DTP enable register
;Interrupt/DTP factor register
;Request level setting register
;Interrupt control register
;Lower buffer address pointer
;Middle buffer address pointer
CHAPTER 7 INTERRUPT
153