cop8sec520m National Semiconductor Corporation, cop8sec520m Datasheet - Page 27
cop8sec520m
Manufacturer Part Number
cop8sec520m
Description
8-bit Cmos Based Microcontrollers With Memory Bytes Eeram
Manufacturer
National Semiconductor Corporation
Datasheet
1.COP8SEC520M.pdf
(47 pages)
- Current page: 27 of 47
- Download datasheet (489Kb)
8.0 Interrupts
Programming Example: External Interrupt
WAIT:
INT_EXIT:
SERVICE:
PSW
CNTRL
RBIT
RBIT
SBIT
SBIT
SBIT
JP
.
.
.
.=0FF
VIS
.
.
.
.=01FA
.ADDRW SERVICE
.
.
RETI
.
.
RBIT
.
.
.
JP
INT_EXIT
(Continued)
EXPND, PSW
=00EF
=00EE
0,PORTGC
0,PORTGD
IEDG, CNTRL
EXEN, PSW
GIE, PSW
WAIT
; G0 pin configured Hi-Z
; Ext interrupt polarity; falling edge
; Enable the external interrupt
; Set the GIE bit
; Wait for external interrupt
; The interrupt causes a
; branch to address 0FF
; The VIS causes a branch to
;interrupt vector table
; Vector table (within 256 byte
; of VIS inst.) containing the ext
; interrupt service routine
; Interrupt Service Routine
; Reset ext interrupt pend. bit
; Return, set the GIE bit
27
www.national.com
Related parts for cop8sec520m
Image
Part Number
Description
Manufacturer
Datasheet
Request
R
Part Number:
Description:
COP8 5V FLASH STARTER KIT
Manufacturer:
National Semiconductor
Part Number:
Description:
PROGRAMM. ADAPTOR F. COP8TA
Manufacturer:
National Semiconductor
Part Number:
Description:
PROGR. ADAPTOR FOR COP8TA
Manufacturer:
National Semiconductor
Part Number:
Description:
PROGR. ADAPTOR FOR COP8TA
Manufacturer:
National Semiconductor
Part Number:
Description:
PROGR. ADAPTOR FOR COP8TA
Manufacturer:
National Semiconductor
Part Number:
Description:
PROGR. ADAPTOR FOR COP8TA
Manufacturer:
National Semiconductor
Part Number:
Description:
IC, 8BIT MCU, COP8, 15MHZ, LCC-44
Manufacturer:
National Semiconductor
Datasheet:
Part Number:
Description:
IC MCU OTP 8BIT 4K 20-SOIC
Manufacturer:
National Semiconductor
Datasheet:
Part Number:
Description:
MICROCONTROLLER 4K X 8 OTP 20DIP
Manufacturer:
National Semiconductor
Datasheet:
Part Number:
Description:
MICROCONTROLLER 4K X 8 OTP 20SO
Manufacturer:
National Semiconductor
Datasheet:
Part Number:
Description:
MICROCONTROLLER 4K X 8 OTP 28SO
Manufacturer:
National Semiconductor
Datasheet:
Part Number:
Description:
MICROCNTRLLR 4K X 8 EPROM 40CDIP
Manufacturer:
National Semiconductor
Datasheet:
Part Number:
Description:
MICROCONTROLLER 4K X 8 OTP 40DIP
Manufacturer:
National Semiconductor
Datasheet:
Part Number:
Description:
MICROCNTRLLR 4K X 8 EPROM 44PLCC
Manufacturer:
National Semiconductor
Datasheet:
Part Number:
Description:
IC MCU OTP 8BIT 1K 16SOIC
Manufacturer:
National Semiconductor
Datasheet: