Максимов А. PROTEUS VSM Система виртуального моделирования схем
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. , Object
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PROTEUS
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TAPE
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PROTEUS
, HI-
TECH
ROWHILL
PIC
BASIC
BASIC
STAMP
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MICROCHIP
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MPASM .
PROTEUS
MPASM
MPASMWIN
MICROCHIP
,
, 2001 ., ,
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MPLAB 6.30 . 6.50
MPASM
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MPASM
MPASMWIN
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MPASM
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MPASMWIN
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MPASM
MICROCHIP .
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MED
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(
PROTEUS
, .
SOURCE
SETUP EXTERNAL TEXT EDITOR.
BROWSE
( ) .)
.
, ,
LED
.
asm
.
list p=16f84
#include <p16F84A.inc>
__CONFIG _CP_OFF & _WDT_OFF & _PWRTE_ON &_HS_OSC
#define LED PORTB,0
DelayL
equ 0x0C
DelayM equ 0x0D
DelayH equ 0x0E
org 0h
clrf DelayL
clrf DelayM
clrf DelayH
clrf PORTA
CLRF PORTB
bsf STATUS,RP0
clrf TRISA
clrf TRISB
bcf STATUS,RP0
start bsf LED
call Delay500
bcf LED
call Delay500
goto start
Delay500 clrf DelayL
clrf DelayM
movlw 3h
movwf DelayH
Wait1 decfsz DelayL
goto Wait1
decfsz DelayM
goto Wait1
decfsz Del
ayH
goto Wait1
return
end
.
SOURCE
( )
ADD
/
REMOVE
SOURCE
FILE
( / ) .
NEW
( ).
SOURCE
CODE
FILINAME
,
CHANGE
( ),
CODE
GENERATION
TOOLS
MPASM
. ,
OK .
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SOURCE
BUILD
ALL
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PROGRAMM
FILE
LED
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PROCESSOR
CLOCK
FREQUENCY ( )
4 .
PROGRAMM
CONFIGURATION
WORD
(
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PR
OTEUS
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DEBUG
PIC
CPU
SOURCE
CODE .
:
1
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2 .
3 .
4
.
5 .
RETURN
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6 ( ).
7 ( ), / .
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:
GOTO
LINE
GOTO
ADDRESS
FIND
TOGGLE
(
SET
/
CLEAR
)
BREAK
POINT
/
ENABLE
ALL
BREAK
POINT
DISABLE
ALL
BREAK
POINT
( !)
CLEAR
ALL
BREAK
POINT
FIX
-
UP
BREAKPOINTS
ON
LOAD
( )
.
DISPLAY
LINE
NUMBERS
DISPLAY
ADDRESSES
DISPLAY
OPCODES
SET
FONT
COURIER
NEW
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, 8.
SET
COLOR
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DEBUG
PIC
CPU
REGISTER
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DEBUG
PIC
CPU
DATA
MEMORY . , ,
.
WATCH
WINDOW
.
DEBUG
. , ,
, .
WATCH
WINDOW
.
:
ADD
ITEMS
(
BY
NAME
)
ADD
ITEMS
(
BY
ADDRESSES
)
WATCHPOINT
CONDITION
SELECT
ALL
RENAME
ITEM
COPY
CLIPBOARD
DELETE
ITEM
DATA
TYPE ( , ,
. .)
DISPLAY
FORMAT
( , .
.)
SHOW
ADDRESSES
SHOW
GRIDLINES
SHOW
WATCH
EXPRESSIONS
MINIMUM
SIZE
ADD
ITEMS
(
BY
NAME
) ,
PORTA
.
WATCH
WINDOW
.
PORTB ,
TRISA ,
TRISB
. , ,
DONE
.
DELAYL
0 0C ,
DELAYM 0
X0D
DELAYH 0
X0E .
ADD
ITEMS
(
BY
ADRESSES
) ,
NAME
,
,
DELAYL
,
ADDRESS
USIGNED
INTEGER
( ).
ADD
.
.
TRISA
,
TRISB
,
PORTA
PORTB
BINARY
.
( ).
. .
PORTB .
(
prot
_027)
. .
WATCHPOINT
CONDITION
WATCH
WINDOW.
:
Turn
off
(
disable
)
watch
point
Suspend the simulation if any expression is true
.
Stop the simulation only when all expression is true
.
ITEM
MASK
AND,
OR ,
XOR
CONDITION
( , , . .)
VALUE
.
ITEM
PORTB
,
MASK
AND 0
X01
EQUALS
( )
0X01. , , 0
PORTB
1.
Suspend the simulation if any expression is true .
. . - ,
. ,
. , . ,
.
,
CALL
DELAY
500 ,
BSF
LED
0
PORTB
1.
, , ,
DELAYL
56
.
. .
.
.
.
:
PIC16
F84 , 7
SEG
-
MPX
4
CC
-
BLUE
,
OPTOELECTRO
NICS .
PORTA
,
PORTB
.
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29
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BUS
.
30
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31
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WIRE
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LBL
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( A-A B-B 1-1 . .)
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RA
0-4
RA
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RB
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RB
7-H(
DP
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MPX
.ASM) .
4 .
list
p
=16
F84A
#
include
<
p16F84A.
inc
>
__CONFIG _CP_OFF & _WDT_OFF & _PWRTE_ON &_HS_OSC
CBLOCK 0x0C
w_temp,status_temp,tik , scan
;
scantemp ,CAT_1 , CAT_2 ,CAT_3 ,CAT_4 ;
ENDC ;
OPTION
_
SETUP
EQU
B
'00000110' ;
; ,
; TMR0 1:16 ,
;
;*************************
; ( )
*
;*************************
ORG 0x000 ;
goto init
;**********************************
; *
; *
;**********************************
ORG 0x0
04 ;
movwf w_temp ;
movf STATUS,w ; STATUS
movwf status_temp ;
INCF tik,f ;
; (
; )
BCF STATUS, RP0
RLF scan,W
;
BTFSS
scan
,1 ;
MOVF CAT_3,W ;
BTFSS scan,0
;
MOVF CAT_2,W ;
BTFSS scan,3 ;
MOVF CAT_1,W
;
BTFSS scan,2 ;
MOVF CAT_4,W ;
MOVWF scantemp
;
CLRF PORTB ;
RLF scan ;
MOVF scan,W
;
ANDLW 0FH ;
4
MOVWF PORTA ;
PORTA
MOVF sc
antemp,W ;
MOVWF PORTB ;
movlw 0XAA ;
TMR0
movwf TMR0 ;
bcf INTCON,T0IF ;
;
;
movf status_temp,w
;
movwf STATUS ;
swapf w_temp,f
;
swapf w_temp,w ;
retfie ;
;**********************
*******************
; *
;*****************************************
init
;
clrf PORTA
;
clrf PORTB ;
clrf
TMR
0 ;
bsf STATUS, RP0 ;
MOVLW OPTION_SETUP ;
movwf OPTION_REG ;
movlw
B
'00000000' ;
PORTB
movwf
TRISB
;
movlw
B
'11100000'
;
0
-
4
PORTA
movwf TRISA ;
bcf STATUS, RP0 ;
clrf INTCON ;
movlw 0x0
C ;
movwf FSR ;
clear_mem
;
clrf INDF
;
incf
FSR
,
F
;
btfss FSR, 6 ;
goto clear_mem
;
clrf FSR ;
movlw
0
EEh
;
scan
MOVWF scan ;
movwf PORTA ;
movlw 0XAA ; TMR0
movwf TMR0 ;
movlw b'10100000' ;
movwf INTCON ; TMR0
GOTO MAIN ;
;********************************
; *
;********************************
MAIN
movlw 0x73 ;
mo
vwf CAT_1
movlw 0X3F
movwf CAT_2
movlw 0X78
movwf CAT_3
movlw 0x6D
movwf CAT_4
LOOP
NOP
NOP
GOTO LOOP
;
END
.
StOP
t .
WATCHPOINT CONDITION: INTCON , AND 0X04 ,
EQUALS , 0X04.
,
TMR
0,
FF
00,
. , . 0045
LOOP
, , , , 0 ,
TOIF
( 3
INTCON
) . 0004 ,
, .
« » .
.
VIRTUAL
INSTRUMENTS
OSCILLOSCOPE
.