基于单片机的游泳计时器 - 图文

[基于单片机的游泳计时系统]

MOV A, #00H; LOOP: MOV @RO, A; INC RO DJNE R1, LOOP; MOV 10H, #8FH; MOV 11H, #4FH; MOV 12H, #CFH; MOV 13H, #2FH; MOV 14H, #AFH; MOV 15H, #6FH;

MOV 16H, #EFH; MOV 17H, #1FH; MOV 60H, #5FH; MOV 61H, #1FH; MOV 62H, #DFH; MOV 63H, #OEFH; MOV 64H, #9FH; MOV 65H, #00FH; MOV 66H, #OFFH; MOV 67H, #00H; MOV 68H, #35H; MOV 69H, #80H; MOV SCON, #00H MOV R0, #60H MOV R1, #05H LOOP2:MOV R2, #02H CLR P3.7 LOOP1:MOV A, @RO MOV SBVF, A

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[基于单片机的游泳计时系统]

JNB TI, $ CLR TI INC RO

DJNE R2, LOOP1 SETB P3.7

NOP NOP

DJNE R1, LOOP2 CLR A MOV RO, #1FH MOV R1, A MOV R2, A MOV R3, A MOV R4, A’ MOV R5, A MOV R6, A MOV R7, A RET

DELAY:MOV PSW, #18H; MOV R1, #05H; DL2: MOV R2, #200; DL1: MOV R3, #200; DL: NOP NOP NOP

DJNE R3, DL DJNE R2, DL1 DJNE R1, DL2 RET

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[基于单片机的游泳计时系统]

DISP：MOV PSW，#18H； MOV R0， #11H； MOV R1， #06H； MOV R2， #06H； MOV SCON，#00H； CLR P3.7 G1： MOV A， @R0 MOV SBVF, A; JNB TI, $ CLR TI DEC R1 SETB P3.7 NOP NOP CLR P3.7 DJNE R2, G1 RET

DSQFW:MOV TH1, #OD8H MOV TL1, #OFOF INC R1

CJNE R1, #OAH, NEXT CLR R1 INC R2

CJNE R2, #OAH, NEXT CLR R2 INC R3

CJNE R3, #OAH, NEXT CLR R3 INC R4

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[基于单片机的游泳计时系统]

CJNE R4, #OAH, NEXT CLR R4 INC R5

CJNE R5, #OAH, NEXT CLR R5 INC R6 NEXT: RETI

WBOFW:JB P2.0, L1 JB P1.0, K1CL STMP STOP L1: JB P2.1, L2; JB P1.1, K2CL; STMP STOP L2: JB P2.2, L3; JB P1.2, K3CL; STMP STOP L3: JB P2.3, L4; JB P1.3, K4CL; STMP STOP L4: JB P2.4, L5; JB P1.4, K5CL; STMP STOP L5: JB P2.5, L6; JB P1.5, K6CL; STMP STOP L6: JB P2.6, L7; JB P1.6, K7CL; STMP STOP; L7: JB P2.7, L8;

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