求大神帮把汇编语言翻译成C语言
ZHENG EQU 30H
FAN EQU 31H
NO EQU 32H
AS EQU 33H
SS EQU 34H
ORG 00H
AJMP MAIN
ORG 03H
AJMP SUB_INT0
ORG 30H
MAIN: MOV 10H,#01H
MOV 11H,#03H
MOV 12H,#02H
MOV 13H,#06H
MOV 14H,#04H
MOV 15H,#0CH
MOV 16H,#08H
MOV 17H,#09H
MOV 20H,#50
MOV 21H,#25
MOV 22H,#10
MOV 23H,#05
CLR ZHENG
CLR FAN
CLR NO
CLR AS
CLR SS
MOV R1,#20H
MOV A,@R1
MOV R5,A
MOV IE,#10000001B
SETB IT0
MOV R0,#0FH
LOOP: JNB ZHENG,LP
CALL GO
LP: JNB FAN,LOOP
CALL BACK
AJMP LOOP
;~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~(中断)
SUB_INT0:
SCAN: MOV A,P0
CPL A
ANL A,#00011111B
JNZ SCAN1
AJMP SCAN
SCAN1: CALL DELAY1
MOV A,P0
CPL A
ANL A,#00011111B
JZ SCAN
CALL RDKEY
RETI
RDKEY: MOV A,P0
JNB ACC.0,STOP
JNB ACC.2,REV
JNB ACC.1,FOR
JNB ACC.3,ADDSPEED
JNB ACC.4,SUBSPEED
STOP: SETB NO
RET
FOR: SETB ZHENG
RET
REV: SETB FAN
RET
ADDSPEED:SETB AS
RET
SUBSPEED:SETB SS
RET
;~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~(正转)
GO: CLR ZHENG
CLR FAN
CLR NO
CLR AS
CLR SS
INC R0
MOV A,R0
CJNE A,#18H,GO2
MOV R0,#10H
GO2: MOV P2,@R0
MOV A,@R1
MOV R5,A
CALL DELAY
JB NO,RETURN
JB ZHENG,RETURN
JB FAN,RETURN
JNB SS,GO3
CALL JIAN
GO3: JNB AS,GO4
CALL JIA
GO4: AJMP GO
;~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~(反转)
BACK: CLR ZHENG
CLR FAN
CLR NO
CLR AS
CLR SS
DEC R0
MOV A,R0
CJNE A,#0EH,TT
MOV R0,#17H
SJMP BACK2
TT: CJNE A,#0FH,BACK2
MOV R0,#17H
BACK2: MOV P2,@R0
MOV A,@R1
MOV R5,A
CALL DELAY
JB NO,RETURN
JB ZHENG,RETURN
JB FAN,RETURN
JNB AS,BACK3
CALL JIA
BACK3: JNB SS,BACK4
CALL JIAN
BACK4: AJMP BACK
;~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~(加速)
JIA: MOV A,R1
CJNE A,#23H,JIA1
RET
JIA1: INC R1
RET
;~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~(减速)
JIAN: MOV A,R1
CJNE A,#20H,JIAN1
RET
JIAN1: DEC R1
RET
RETURN:RET
DELAY:
D1: MOV R6,#50
D2: MOV R7,#150
D3: DJNZ R7,$
DJNZ R6,D2
DJNZ R5,D1
RET
DELAY1: MOV R6,#60
D4: MOV R7,#100
DJNZ R7,$
DJNZ R6,D4
RET
END
这是相应的电路图。
#define uchar unsigned char
bit zheng,fan,no,as,ss;
uchar step[]={0x01,0x03,0x02,0x06,0x04,0x0c,0x08,0x09};
uchar dss[]={50,25,10,5};
uchar num,dly;
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~(加速)
void jia()
{
if(dly<=3)dly++;
}
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~(减速)
void jian()
{
if( dly>0)dly--;
}
void delay(uchar a)
{
uchar i,j;
for(i=0;i<a;i++)
for(j=0;j<250;j++);
}
void delay1()
{
uchar i,j;
for(i=0;i<30;i++)
for(j=0;j<100;j++);
}
void rdkey()
{
uchar tmp;
tmp=P0;
if((tmp&0x01)==0)no=1;
if((tmp&0x04)==0)fan=1;
if((tmp&0x02)==0)zheng=1;
if((tmp&0x08)==0)as=1;
if((tmp&0x10)==0)ss=1;
}
void sub_int0() interrupt 0
{
uchar tmp;
while(1)
{
tmp=(~P0)&0x1f;
if(tmp!=0)
{
delay1();
tmp=(~P0)&0x1f;
if(tmp!=0)break;
}
}
rdkey();
}
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~(正转)
void go()
{
while(1)
{
zheng=0;
fan=0;
no=0;
as=0;
ss=0;
num++;
if(num==8)num=0;
P2=step[num];
delay(dss[dly]);
if(no)return;
if(zheng)return;
if(fan)return;
if(ss)jian();
if(as)jia();
}
}
//~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~(反转)
void back()
{
while(1)
{
zheng=0;
fan=0;
as=0;
ss=0;
no=0;
if(num!=0)num--;
else num=7;
P2=step[num];
delay(dss[dly]);
if(no)return;
if(zheng)return;
if(fan)return;
if(ss)jian();
if(as)jia();
}
}
main()
{
zheng=0;
fan=0;
no=0;
as=0;
ss=0;
dly=dss[0];
IE=0x81;
IT0=1;
num=0;
while(1)
{
if(zheng)go();
if(fan)back();
}
}本回答被提问者采纳
