// 把下面这段的宏定义放在前面,代码段覆盖你原来那段试试
// 注意保存和备份
// LED = 0表示灯亮,LED = 1表示灯灭,如果是反着的就把下面的0和1换一下,或者改下宏定义
// pwmcount初始值为三角波,因此后半段的意思是把100次分为pwmcount自减段和常0段
// 如果自减段和常0段LED都为0则常亮
// c为偶数时pwmcount逐渐增加,自减段增加,此时LED如果为0,常0段为1,则变亮,反之变暗
// c为奇数时pwmcount逐渐减小,自减段减小,此时LED如果为1,常0段为0,则变亮,反之变暗
#define fLED(a,b,c) {LED1 = aLED2 = bLED3 = c}
if (pwmcount >0)
{
switch(c)
{
case 0://1变亮,2常亮,3变暗
fLED(0,0,1)
break
case 1://1常亮,2变暗,3变亮
fLED(0,0,1)
break
case 2://1变暗,2变亮,3常亮
fLED(1,0,0)
break
case 3://1变亮,2常亮,3变暗
fLED(1,0,0)
break
case 4://1常亮,2变暗,3变亮
fLED(0,1,0)
break
case 5://1变暗,2变亮,3常亮
fLED(0,1,0)
break
}
pwmcount--
}
else
{
switch(c)
{
case 0://1变亮,2常亮,3变暗
fLED(1,0,0)
break
case 1://1常亮,2变暗,3变亮
fLED(0,1,0)
break
case 2://1变暗,2变亮,3常亮
fLED(0,1,0)
break
case 3://1变亮,2常亮,3变暗
fLED(0,0,1)
break
case 4://1常亮,2变暗,3变亮
fLED(0,0,1)
break
case 5://1变暗,2变亮,3常亮
fLED(1,0,0)
break
}
}
ORG 0000HLJMP MAIN
ORG 000BH
LJMP ZD
MAIN:MOV SP,#70H
MOV TMOD,#02H 设定时器初始化为方式二
SETB EA 开中断总允许
SETB ET0允许T0中断
SETB TR0启动定时器
MOV TH0,#06H 初始化定时器为0.5ms
MOV TL0,#06H
MOV 38H,#00H 置软件计数器计数初值
MOV 39H,#00H
MOV R4,#3定时器调整时用来循环选择需三次
MOV R3,#2调整拆字需两次
MOV 3AH,#0 秒单元初值
MOV 3BH,#0分单元初值
MOV 3CH,#0 时单元初值
MOV 60H,#0H 闪烁控制初值，置零为不闪烁
MOV 62H,#1H响铃方式选择初值，置1为方式1
MOV 63H,#0H 调整定时和时间显示切换
MOV 64H,#1H 打铃时间设置，置1为第一组，本程序为8组
定时时间调整时用来选择哪个单元用的初值
MOV 53H,#3FH第一组
MOV 54H,#41H第二组
MOV 55H,#43H
MOV 56H,#45H
MOV 57H,#47H
MOV 58H,#49H
MOV 59H,#4BH
MOV 5AH,#4DH 第八组
MOV R5,#8 对65H~6CH单元置1，这些单元是用来存放每组下的打铃方式
MOV R1,#64H
FH1:INC R1
MOV @R1,#1H
DJNZ R5,FH1
MOV R5,#16
MOV R1,#3FH
FH:INC R1对40H~4FH单元清零，这些单元是用来存放每组状态下所要设置的时间
MOV @R1,#0
DJNZ R5,FH
MOV 52H,#39H 时间显示时对个单元调整标志
MOV 50H,#0H闪烁时亮暗所用的时间
MOV 51H,#0H
MOV DPTR,#0FEFFH初始化8255 A,B口为输出 c口为输入
MOV A,#89H
MOVX @DPTR,A 初始化到此
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以下为主程序
KEY:LCALL KS1 键盘扫描
JNZ ZC0 判1转移，若为1，则表示有键按下，跳到再次确认
LJMP Q1
ZC0:LJMP ZC
Q1:MOV A,63H
CJNE A,#1H,HQ3
LCALL TZCZ
LJMP H5
HQ3:LCALL CZ
H5:MOV A,60H 若（60H)=10H,进入暗程序
CJNE A,#10H,SS11
LCALL SS1
SS11:MOV A,60H
CJNE A,#11H,SS22若（60）=11H,进入亮程序 ；若不在置（60H）=0,则就是在这里来回亮暗，即闪烁效果
LCALL SS2
SS22:MOV A,61H若满足定时设置的时间，61H会置相应是哪组满足定时条件
CJNE A,#1H,D22以下为去对应组存放的响铃方式，共8组
MOV 62H,65H
MOV 61H,#0
LCALL FSCX 掉用响铃方式
D22: MOV A,61H
CJNE A,#2H,D33
MOV 61H,#0
MOV 62H,66H
LCALL FSCX
D33:MOV A,61H
CJNE A,#3H,D44
MOV 62H,67H
MOV 61H,#0
LCALL FSCX
D44:MOV A,61H
CJNE A,#4H,D55
MOV 62H,68H
MOV 61H,#0
LCALL FSCX
D55:MOV A,61H
CJNE A,#5H,D66
MOV 61H,#0
MOV 62H,69H
LCALL FSCX
D66:MOV A,61H
CJNE A,#6H,D77
MOV 62H,6AH
MOV 61H,#0
LCALL FSCX
D77:MOV A,61H
CJNE A,#7H,D88
MOV 62H,6BH
MOV 61H,#0
LCALL FSCX
D88:MOV A,61H
CJNE A,#8H,HQ2
MOV 62H,6CH
MOV 61H,#0
LCALL FSCX
LJMP KEY
HQ2:LCALL XS
LJMP KEY
FSCX:
MOV A,62H 响铃方式控制，若为1，进入方式1，若为2，进入方式2，若为3，进入方式3
CJNE A,#1H,N2
CLR P3.5
MOV P1,#11111110B
N2:MOV A,62H
CJNE A,#2H,N3
CLR P3.5
MOV P1,#11111101B
N3:MOV A,62H
CJNE A,#3H,TCFSCX
CLR P3.5
MOV P1,#11111011B
TCFSCX:RET
ZC:LCALL D5MS 再次确认是否有键按下
LCALL D5MS
LCALL D5MS
LCALL KS1
MOV B,A
JNZ DR 等待键释放
LJMP KEY
DR:LCALL XS
LCALL KS1
JNZ DR
MOV A,B 查询是哪个键按下
JB ACC.0,K0
JB ACC.1,K11
JB ACC.2,K22
JB ACC.3,K33
JB ACC.4,K44
JB ACC.5,K55
LJMP KEY
K22:LJMP K2
K11:LJMP K1
K33:LJMP K3
K44:LJMP K4
K55:LJMP K5
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K1子程序
K0:MOV 60H,#10H
MOV A,63H
CJNE A,#0H,DSTZ 若为0，则对时间显示调整选取要 *** 作的位位闪烁
CLR TR0
INC 52H
MOV A,52H
CJNE A,#3DH,TCK00
LJMP XM
TCK00:LJMP TCK0
XM:MOV 52H,#39H
MOV 60H,#0
SETB TR0
LJMP KEY
DSTZ:MOV A,64H以下为定时调整控制
CJNE A,#01H,H2 若为1，对第一组调整选取要 *** 作的位闪烁
INC 53H
DJNZ R4,TCK0
MOV 60H,#0
MOV 53H,#3FH
MOV R4,#3
H2:MOV A,64H
CJNE A,#02H,H3 若为2，对第二组调整选取要 *** 作的位闪烁
INC 54H
DJNZ R4,TCK0
MOV 60H,#0
MOV 54H,#41H
MOV R4,#3
H3:MOV A,64H
CJNE A,#03H,H4 若为2，对第三组调整选取要 *** 作的位闪烁
INC 55H
DJNZ R4,TCK0
MOV 60H,#0
MOV 55H,#43H
MOV R4,#3
H4:MOV A,64H
CJNE A,#04H,H55
INC 56H
DJNZ R4,TCK0
MOV 60H,#0
MOV 56H,#45H
MOV R4,#3
H55:MOV A,64H
CJNE A,#05H,H6
INC 57H
DJNZ R4,TCK0
MOV 60H,#0
MOV 57H,#47H
MOV R4,#3
H6:MOV A,64H
CJNE A,#06H,H7
INC 58H
DJNZ R4,TCK0
MOV 60H,#0
MOV 58H,#49H
MOV R4,#3
H7:MOV A,64H
CJNE A,#07H,H8
INC 59H
DJNZ R4,TCK0
MOV 60H,#0
MOV 59H,#4BH
MOV R4,#3
H8:MOV A,64H
CJNE A,#08H,TCK0 对第八组调整
INC 5AH
DJNZ R4,TCK0
MOV R4,#3
MOV 5AH,#4DH
MOV 60H,#0
TCK0:
LJMP KEY
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K1:MOV A,63H k1子程序
CJNE A,#0H,DSTZK1 若为0，则对时间显示调整，若为1，则转到定时调整调整相应组的定时时间
MOV R0,52H
MOV A,@R0
ADD A,#1
DA A
MOV @R0,A
MOV A,52H
CJNE A,#3AH,MIN
MOV A,3AH
CJNE A,#60H,TCK101
MOV 3AH ,#0
MIN: MOV A,52H
CJNE A,#3BH,HOU
MOV A,3BH
CJNE A,#60H,TCK101
MOV 3BH,#0
HOU:MOV A,52H
CJNE A,#3CH,TCK101
MOV A,3CH
CJNE A,#24H,TCK101
MOV 3CH,#0
LJMP KEY
DSTZK1:MOV A,64H
CJNE A,#1H,Q31
MOV R0,53H
MOV A,@R0
ADD A,#1
DA A
MOV @R0,A
MOV A,53H
CJNE A,#40H,BJS1
MOV A,40H
CJNE A,#60H,TCK101
MOV 40H,#0
BJS1:MOV A,53H
CJNE A,#41H,TCK101
LJMP F8
TCK101:LJMP TCK1
F8:MOV A,41H
CJNE A,#24H,TCK10
MOV 41H,#0
LJMP TCK1
Q31:MOV A,64H
CJNE A,#2H,Q32
MOV R0,54H
MOV A,@R0
ADD A,#1
DA A
MOV @R0,A
MOV A,54H
CJNE A,#42H,BJS2
MOV A,42H
CJNE A,#60H,TCK10
MOV 42H,#0
BJS2:MOV A,54H
CJNE A,#43H,TCK10
MOV A,43H
CJNE A,#24H,TCK10
MOV 43H,#0
LJMP TCK1
Q32:MOV A,64H
CJNE A,#3H,Q33
MOV R0,55H
MOV A,@R0
ADD A,#1
DA A
MOV @R0,A
MOV A,55H
CJNE A,#44H,BJS3
MOV A,44H
CJNE A,#60H,TCK10
MOV 44H,#0
BJS3:MOV A,55H
CJNE A,#45H,TCK10
MOV A,45H
CJNE A,#24H,TCK10
MOV 45H,#0
LJMP TCK1
Q33:MOV A,64H
CJNE A,#4H,Q34
MOV R0,56H
MOV A,@R0
ADD A,#1
DA A
MOV @R0,A
MOV A,56H
CJNE A,#46H,BJS4
MOV A,46H
CJNE A,#60H,TCK10
MOV 46H,#0
BJS4:MOV A,56H
CJNE A,#47H,TCK10
MOV A,47H
CJNE A,#24H,TCK10
MOV 47H,#0
TCK10:LJMP TCK1
Q34:MOV A,64H
CJNE A,#5H,Q35
MOV R0,57H
MOV A,@R0
ADD A,#1
DA A
MOV @R0,A
MOV A,57H
CJNE A,#48H,BJS5
MOV A,48H
CJNE A,#60H,TCK1A
MOV 48H,#0
BJS5:MOV A,57H
CJNE A,#49H,TCK1A
MOV A,49H
CJNE A,#24H,TCK1A
MOV 49H,#0
TCK1A:LJMP TCK1
Q35:MOV A,64H
CJNE A,#6H,Q36
MOV R0,58H
MOV A,@R0
ADD A,#1
DA A
MOV @R0,A
MOV A,58H
CJNE A,#4AH,BJS6
MOV A,4AH
CJNE A,#60H,TCK1
MOV 4AH,#0
BJS6:MOV A,58H
CJNE A,#4BH,TCK1
MOV A,4BH
CJNE A,#24H,TCK1
MOV 4BH,#0
LJMP TCK1
Q36:MOV A,64H
CJNE A,#7H,Q37
MOV R0,59H
MOV A,@R0
ADD A,#1
DA A
MOV @R0,A
MOV A,59H
CJNE A,#4CH,BJS7
MOV A,4CH
CJNE A,#60H,TCK1
MOV 4CH,#0
BJS7:MOV A,59H
CJNE A,#4DH,TCK1
MOV A,4DH
CJNE A,#24H,TCK1
MOV 4DH,#0
LJMP TCK1
Q37:
MOV A,64H
CJNE A,#8H,TCK1
MOV R0,5AH
MOV A,@R0
ADD A,#1
DA A
MOV @R0,A
MOV A,5AH
CJNE A,#4EH,BJS8
MOV A,4EH
CJNE A,#60H,TCK1
MOV 4EH,#0
BJS8:MOV A,5AH
CJNE A,#4FH,TCK1
MOV A,4FH
CJNE A,#24H,TCK1
MOV 4FH,#0
LJMP TCK1
TCK1:LJMP KEY
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K2:CPL 21H
JB 21H,ZDTZ
MOV 63H,#0H
LJMP KEY
ZDTZ:MOV 63H,#1H
LJMP KEY
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K3:
INC 64H
MOV A,64H
CJNE A,#9H,TCK3
MOV 64H,#1H
TCK3:LJMP KEY
K4:MOV A,64H
CJNE A,#1H,Y2
INC 65H
MOV A,65H
CJNE A,#4H,TCK4
MOV 65H,#1H
Y2:MOV A,64H
CJNE A,#2H,Y3
INC 66H
MOV A,65H
CJNE A,#4H,TCK4
MOV 66H,#1H
Y3:MOV A,64H
CJNE A,#3H,Y4
INC 67H
MOV A,67H
CJNE A,#4H,TCK4
MOV 67H,#1H
Y4:MOV A,64H
CJNE A,#4H,Y5
INC 68H
MOV A,68H
CJNE A,#4H,TCK4
MOV 68H,#1H
Y5:MOV A,64H
CJNE A,#5H,Y6
INC 69H
MOV A,69H
CJNE A,#4H,TCK4
MOV 69H,#1H
Y6:MOV A,64H
CJNE A,#6H,Y7
INC 6AH
MOV A,6AH
CJNE A,#4H,TCK4
MOV 6AH,#1H
Y7:MOV A,64H
CJNE A,#7H,Y8
INC 6BH
MOV A,6BH
CJNE A,#4H,TCK4
MOV 6BH,#1H
Y8:MOV A,64H
CJNE A,#8H,TCK4
INC 6CH
MOV A,6CH
CJNE A,#4H,TCK4
MOV 6CH,#1H
TCK4:LJMP KEY
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K5:SETB P3.5
LJMP KEY
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KS1:MOV DPTR,#0FEFEH
MOVX A,@DPTR
CPL A
ANL A,#03H
RET
SS1:MOV A,63H
CJNE A,#0H,Q3
MOV A,52H
CJNE A,#3AH,HQ1
MOV 30H,#0BH
MOV 31H,#0BH
HQ1:CJNE A,#3BH,Q2
MOV 33H,#0BH
MOV 34H,#0BH
Q2:CJNE A,#3CH,Q3
MOV 36H,#0BH
MOV 37H,#0BH
LJMP Q22
Q3:MOV A,64H
CJNE A,#1H,Q5
MOV A,53H
CJNE A,#40H,Q4
MOV 30H,#0BH
MOV 31H,#0BH
Q4:CJNE A,#41H,Q5
MOV 33H,#0BH
MOV 34H,#0BH
LJMP Q22
Q5:MOV A,64H
CJNE A,#2H,Q7
MOV A,54H
CJNE A,#42H,Q6
MOV 30H,#0BH
MOV 31H,#0BH
Q6:CJNE A,#43H,Q7
MOV 33H,#0BH
MOV 34H,#0BH
LJMP Q22
Q7:MOV A,64H
CJNE A,#3H,Q9
MOV A,55H
CJNE A,#44H,Q8
MOV 30H,#0BH
MOV 31H,#0BH
Q8:CJNE A,#45H,Q9
MOV 33H,#0BH
MOV 34H,#0BH
LJMP Q22
Q9:MOV A,64H
CJNE A,#4H,Q11
MOV A,56H
CJNE A,#46H,Q10
MOV 30H,#0BH
MOV 31H,#0BH
Q10:CJNE A,#47H,Q11
MOV 33H,#0BH
MOV 34H,#0BH
LJMP Q22
Q11: MOV A,64H
CJNE A,#5H,Q13
MOV A,57H
CJNE A,#48H,Q12
MOV 30H,#0BH
MOV 31H,#0BH
Q12:CJNE A,#49H,Q13
MOV 33H,#0BH
MOV 34H,#0BH
LJMP Q22
Q13:MOV A,64H
CJNE A,#6H,Q15
MOV A,58H
CJNE A,#4AH,Q14
MOV 30H,#0BH
MOV 31H,#0BH
Q14:CJNE A,#4BH,Q15
MOV 33H,#0BH
MOV 34H,#0BH
LJMP Q22
Q15:MOV A,64H
CJNE A,#7H,Q17
MOV A,59H
CJNE A,#4CH,Q16
MOV 30H,#0BH
MOV 31H,#0BH
Q16:CJNE A,#4DH,Q17
MOV 33H,#0BH
MOV 34H,#0BH
LJMP Q22
Q17:MOV A,64H
CJNE A,#8H,Q22
MOV A,5AH
CJNE A,#4EH,Q18
MOV 30H,#0BH
MOV 31H,#0BH
Q18:CJNE A,#4FH,Q22
MOV 33H,#0BH
MOV 34H,#0BH
Q22:INC 50H
MOV A,50H
CJNE A,#20H,Q221
MOV 60H,#11H
MOV 50H,#0
Q221:RET
SS2:INC 51H
LCALL CZ
MOV A,63H
CJNE A,#0,DSTZ0
LJMP SW
DSTZ0:LCALL TZCZ
SW:MOV A,51H
CJNE A,#20H,NEXT22
MOV 60H,#10H
MOV 51H,#0
NEXT22:RET
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中断程序
ZD:PUSH ACC
PUSH PSW
INC 38H
MOV A,38H
CJNE A,#200,TC0
LJMP F1
TC0:LJMP TC
F1:MOV 38H,#0
INC 39H
MOV A,39H
CJNE A,#10,TC1
LJMP F2
TC1:LJMP TC
F2:MOV 39H,#0
MOV A,3AH
ADD A,#1
DA A
MOV 3AH,A
CJNE A,#60H,TC3
LJMP F3
TC3:LJMP TC
F3:MOV 3AH,#0
MOV A,3BH
ADD A ,#1
DA A
MOV 3BH,A
SETB P3.5
MOV A,3BH
CJNE A,40H,D2
MOV A,3CH
CJNE A,41H,D2
MOV 61H,#01H
LJMP HQ
D2:MOV A,3BH
CJNE A,42H,D3
MOV A,3CH
CJNE A,43H,D3
MOV 61H,#02H
LJMP HQ
D3:MOV A,3BH
CJNE A,44H,D4
MOV A,3CH
CJNE A,45H,D4
MOV 61H,#03H
LJMP HQ
D4:MOV A,3BH
CJNE A,46H,D5
MOV A,3CH
CJNE A,47H,D5
MOV 61H,#04H
LJMP HQ
D5:MOV A,3BH
CJNE A,48H,D6
MOV A,3CH
CJNE A,49H,D6
MOV 61H,#05H
LJMP HQ
D6:MOV A,3BH
CJNE A,4AH,D7
MOV A,3CH
CJNE A,4BH,D7
MOV 61H,#06H
LJMP HQ
D7:MOV A,3BH
CJNE A,4CH,D8
MOV A,3CH
CJNE A,4DH,D8
MOV 61H,#07H
LJMP HQ
D8:MOV A,3BH
CJNE A,4EH,HQ
MOV A,3CH
CJNE A,4FH,HQ
MOV 61H,#08H
HQ:MOV A,3BH
CJNE A,#60H,TC
MOV 3BH,#0
MOV A,3CH
ADD A ,#1
DA A
MOV 3CH,A
CJNE A,#24H,TC
MOV 3CH,#0
TC: POP PSW
POP ACC
RETI
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显示程序
XS:MOV R1,#30H
MOV R3,#01H
MOV A,R3
SC:MOV DPTR,#0FEFDH
MOVX @DPTR,A
MOV DPTR,#0FEFCH
MOV A,@R1
ADD A,#TAB-NPC
MOVC A,@A+PC
NPC:MOVX @DPTR,A
LCALL D1MS
INC R1
MOV A,R3
JB ACC.7,DISP2
RL A
MOV R3,A
SJMP SC
MOV R3,#01H
DISP2:RET
D1MS:MOV R7,#250
DJNZ R7,$
RET
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时间拆字程序
CZ:MOV R0,#3AH
MOV R1,#30H
ZQ: MOV A,@R0
ANL A,#0FH
MOV @R1,A
INC R1
MOV A,@R0
ANL A,#0F0H
SWAP A
MOV @R1,A
INC R0
INC R1
INC R1
CJNE R0,#3DH,ZQ
MOV 32H,#0AH
MOV 35H,#0AH
RET
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时间调整拆字程序
TZCZ:MOV A,64H
CJNE A,#01H,E2
MOV 62H,65H
MOV R0,#40H
MOV 36H,#01H
E2:MOV A,64H
CJNE A,#02H,E3
MOV 62H,66H
MOV R0,#42H
MOV 36H,#02H
E3:MOV A,64H
CJNE A,#03H,E4
MOV 62H,67H
MOV R0,#44H
MOV 36H,#03H
E4:MOV A,64H
CJNE A,#04H,E5
MOV 62H,68H
MOV R0,#46H
MOV 36H,#04H
E5:MOV A,64H
CJNE A,#05H,E6
MOV 62H,69H
MOV R0,#48H
MOV 36H,#05H
E6:MOV A,64H
CJNE A,#06H,E7
MOV 62H,6AH
MOV R0,#4AH
MOV 36H,#06H
E7:MOV A,64H
CJNE A,#07H,E8
MOV 62H,6BH
MOV R0,#4CH
MOV 36H,#07H
E8:
MOV A,64H
CJNE A,#08H,E1
MOV 62H,6CH
MOV R0,#4EH
MOV 36H,#08H
E1:MOV R1,#30H
MOV R3,#2
CHOU:MOV A,@R0
ANL A,#0FH
MOV @R1,A
MOV A,@R0
ANL A,#0F0H
SWAP A
INC R1
MOV @R1,A
INC R0
INC R1
INC R1
DJNZ R3,CHOU
MOV R3,#2
MOV A,62H
CJNE A,#1H,FS2
MOV 37H,#0CH
FS2:MOV A,62H
CJNE A,#2H,FS3
MOV 37H,#0DH
FS3:MOV A,62H
CJNE A,#3H,H1
MOV 37H,#0EH
H1:MOV 32H,#0AH
MOV 35H,#11H
RET
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TAB:DB 0C0H,0F9H,0A4H,0B0H,99H,92H,82H,0F8H,80H,90H,0BFH,0FFH,88H,83H,0C6H,86H,0B0H,0B6H
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D5MS: MOV R6,#5
SM: MOV R7,#250
ZS:DJNZ R7,ZS
DJNZ R6,SM
RET
END
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