病房呼叫系统文档格式.docx

病房呼叫系统文档格式.docx

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连接孔1

连接孔2

1

P1.0

S0

2

P1.1

S1

3

P1.2

S2

4

P1.3

S3

5

P1.4

S4

6

P1.5

S5

7

P1.6

S6

8

P1.7

S7

9

KEY/LED_CS

CS0

10

P3.5

喇叭脉冲输入

11

P3.2

脉冲

12

P3.3

六、程序设计如下：

OUTBITequ08002h;

位控制口

OUTSEGequ08004h;

段控制口

LEDBufequ60h;

显示缓冲

LEDBuf1equ80h

Hourequ40h

Minuteequ41h

Secondequ42h

C100usequ43h

chuanggaoequ70h

chuangdiequ71h

shuliangequ72h

Tickequ10000

T100usequ256-50

ORG0000H

LJMPMAIN

ORG0003H

LJMPMT

ORG000BH

LJMPTOINT

ORG0013H

LJMPHT

ORG001BH

LJMPT1INT

MAIN:

movTMOD,#22h;

模式2,定时器0.1毫秒中断一次

movTH0,#T100us

movTL0,#T100us

movTL1,#6H

MOVTH1,#6H

movIE,#10001010b;

EA=1,IT0=1

movHour,#0

movMinute,#0

movSecond,#0

movC100us,#high（Tick）

movC100us+1,#low（Tick）

SETBIT0

SETBIT1

SETBEX0

SETBEX1

SETBIE0

SETBIE1

setbTR0

ljmpMLoop

MT:

;

分調整

INCMinute

MOVA,Minute

CJNEA,#60,LOP1

MOVMinute,#0

LOP1:

RETI

HT:

時調整

INCHour

MOVA,Hour

CJNEA,#24,lop2

MOVHour,#0

lop2:

MLoop:

mova,Hour

movb,#10

divab

callToLED

movLEDBuf,a

mova,b

orla,#80h

movLEDBuf+1,a

mova,Minute

movLEDBuf+2,a

movLEDBuf+3,a

mova,Second

movLEDBuf+4,a

movLEDBuf+5,a

callDisplayLED

movr1,100h

movr3,#0

jbp1.0,tiao1

k1:

jbp1.1,tiao2

k2:

jbf0,xian

tiao1:

SETBTR1

setbf0

incr3

mov30h,r3

mov@r1,#1

incr1

sjmpk1

tiao2:

mov@r1,#2

sjmpk2

xian:

clrf0

mova,chuanggao

mova,chuangdi

mova,shuliang

JBP1.7,lp1

cjner3,#0,xian

ljmpxun

lp1:

CLRTR1;

关振铃器返回显示时间

ljmpmloop

xun:

movr3,30h;

重新置初值

mova,r1

adda,30h

movr1,a

ljmpxian

T1INT:

CPLP3.6;

定时器1中断程序

RETI

TOINT:

pushPSW

pushACC

mova,C100us+1

jnzGoon

decC100us

Goon:

decC100us+1

mova,C100us

orla,C100us+1

jnzExit

decr1

decr3

movchuanggao,#0

movchuangdi,@r1

movshuliang,30h

incSecond

cjnea,#60,Exit

incMinute

incHour

cjnea,#24,Exit

Exit:

popACC

popPSW

reti

Delay:

;

延时子程序

movr7,#0

DelayLoop:

djnzr7,DelayLoop

djnzr6,DelayLoop

ret

Delay1:

movr4,#4;

loop3:

movr7,#250

loop2:

movr6,#200

nop

loop1:

djnzr7,Loop1

djnzr6,Loop2

djnzr4,loop3

LEDMAP:

八段管显示码

db3fh,06h,5bh,4fh,66h,6dh,7dh,07h

db7fh,6fh,77h,7ch,39h,5eh,79h,71h

DisplayLED:

movr0,#LEDBuf

movr5,#6;

共6个八段管

movr2,#00100000b;

从左边开始显示

Loop:

movdptr,#OUTBIT

mova,#0

movx@dptr,a;

关所有八段管

mova,@r0

movdptr,#OUTSEG

movx@dptr,a

mova,r2

显示一位八段管

movr6,#1

callDelay

mova,r2;

显示下一位

rra

movr2,a

incr0

djnzr5,Loop

ToLED:

movdptr,#LEDMap

movca,@a+dptr

END