! mà sao e thấy cái sơ đồ của bác dùng transistor mà bác kia lại thêm con 74LS374 ! liệu có khác gì ko bác ! bác giúp e với!
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;----------DONG HO SO CO HEN GIO--------------------
;P3.1 : NUT CHINH GIO
;P3.2 : NUT HEN GIO
;P3.3 : CHON LED
;P3.4 : TANG GIA TRI CUA LED
;P3.5 : NOI VOI LOA
;----------------------------------------------------
ORG 0
LJMP MAIN
ORG 0BH
LJMP T0_ISR
ORG 30H
;------------------------------------
MAIN:
;*********KHAI BAO BIEN**********
GIO EQU 30H
PHUT EQU 31H
GIAY EQU 32H
PTRAM_GIAY EQU 33H
GIO_HEN EQU 45H
PHUT_HEN EQU 46H
GIAY_HEN EQU 47H
MODE EQU 48H
;***********KHOI DONG BIEN********
CLR P3.5
MOV R1,#10
MOV TMOD,#01
MOV IE,#82H
MOV TH0,#HIGH(-10000)
MOV TL0,#LOW(-10000)
SETB TR0
MOV GIAY_HEN,#60
CT_CHINH:
ACALL DISPLAY
ACALL CHINH_GIAY
ACALL HEN_GIO_BAO_THUC
ACALL SOSANH
LJMP CT_CHINH
;------------------------------------
T0_ISR: CLR TR0
MOV TH0,#HIGH(-10000)
MOV TL0,#LOW(-10000)
SETB TR0
INC PTRAM_GIAY
MOV A,PTRAM_GIAY
CJNE A,#100,THOAT
MOV PTRAM_GIAY,#0
INC GIAY
MOV A,GIAY
CJNE A,#60,THOAT
MOV GIAY,#0
INC PHUT
MOV A,PHUT
CJNE A,#60,THOAT
MOV PHUT,#0
INC GIO
MOV A,GIO
CJNE A,#24,THOAT
MOV GIO,#0
THOAT: RETI
;----------------------------------
;----------------------------------------
BIN_BCD: ;CHUYEN SANG DANG BCD
MOV B,#10
DIV AB
MOV 40H,A
MOV 41H,B
RET
;-------------------------------------
DISPLAY:
MOV P1,#00H;
ACALL GAN1
ACALL LED1
ACALL LED2
ACALL LED3
ACALL LED4
ACALL LED5
ACALL LED6
RET
;----------------------------------
DISPLAY1:
MOV P1,#00H;
ACALL GAN2
ACALL LED1
ACALL LED2
ACALL LED3
ACALL LED4
ACALL LED5
ACALL LED6
RET
;-------------------------------------------
GAN1:
MOV DPTR,#BANGSO
MOV A,GIAY
ACALL BIN_BCD
MOV 34H,41H
MOV 35H,40H
MOV A,PHUT
ACALL BIN_BCD
MOV 36H,41H
MOV 37H,40H
MOV A,GIO
ACALL BIN_BCD
MOV 38H,41H
MOV 39H,40H
RET
;----------------------------------
GAN2:
MOV DPTR,#BANGSO
MOV A,GIAY_HEN
ACALL BIN_BCD
MOV 34H,41H
MOV 35H,40H
MOV A,PHUT_HEN
ACALL BIN_BCD
MOV 36H,41H
MOV 37H,40H
MOV A,GIO_HEN
ACALL BIN_BCD
MOV 38H,41H
MOV 39H,40H
RET
;----------------------------------
LED1:
MOV A,34H
MOVC A,@A+DPTR
MOV P1,A
SETB P2.0
ACALL DELAY
CLR P2.0
RET
LED2:
MOV A,35H
MOVC A,@A+DPTR
MOV P1,A
SETB P2.1
ACALL DELAY
CLR P2.1
RET
LED3:
MOV A,36H
MOVC A,@A+DPTR
MOV P1,A
SETB P2.2
ACALL DELAY
CLR P2.2
RET
LED4:
MOV A,37H
MOVC A,@A+DPTR
MOV P1,A
SETB P2.3
ACALL DELAY
CLR P2.3
RET
LED5:
MOV A,38H
MOVC A,@A+DPTR
MOV P1,A
SETB P2.4
ACALL DELAY
CLR P2.4
RET
LED6:
MOV A,39H
MOVC A,@A+DPTR
MOV P1,A
SETB P2.5
ACALL DELAY
CLR P2.5
RET
;------------------------------------------------
TAT_LED:
MOV P1,#0FFH
ACALL DELAY
ACALL DELAY
RET
;----------------------------------
NN1:
DJNZ R1,TAT_LED
ACALL LED1
ACALL LED2
MOV R1,#10
RET
NN2:
DJNZ R1,TAT_LED
ACALL LED3
ACALL LED4
MOV R1,#10
RET
NN3:
DJNZ R1,TAT_LED
ACALL LED5
ACALL LED6
MOV R1,#10
RET
;---------------------------------------------------
CHINH_GIAY:
JB P3.1,THOAT1
A_GIAY:
ADJ_GIAY:
MOV R7,#0
ACALL GAN1
ACALL NN1
ACALL LED3
ACALL LED4
ACALL LED5
ACALL LED6
JNB P3.3,A_PHUT ;neu nhan chon led thi chuyen toi chinh phut
JNB P3.1,THOAT1 ;neu nhan lai chinh gio dong ho thi thoat
khoi ham chinh
JB P3.4,ADJ_GIAY ; neu nhan tang gia tri thi chuyen toi
chinh giay
ADJ_GIAY1:
MOV B,#70 ; yeu cau phai nhan va giu mot khoang
thoi gian thi moi tang gia tri
INC R7
MOV A,R7
DIV AB
MOV A,B
CJNE A,#0,ADJ_GIAY2 ; khi r7 tang toi 70 thi mot tang giay
INC GIAY
MOV A,GIAY
CJNE A,#60,ADJ_GIAY2
MOV GIAY,#0
ADJ_GIAY2:
ACALL DISPLAY
JNB P3.4,ADJ_GIAY1
ACALL ADJ_GIAY
RET
;----------------------------------------------
THOAT1: RET
;----------------------------------------------
A_PHUT:
ACALL DELAY_NUT
ADJ_PHUT:
MOV R7,#0
ACALL GAN1
ACALL LED1
ACALL LED2
ACALL NN2
ACALL LED5
ACALL LED6
JNB P3.3,A_GIO ; neu an chon led thi nhay toi chinh h
JNB P3.1,THOAT2 ; neu nhan chinh gio thi thoat khoi chuong
trinh chinh
JB P3.4,ADJ_PHUT ; neu ko nhan tang gia tri phut thi quay
tro lai de cho
ADJ_PHUT1:
MOV B,#100
INC R7
MOV A,R7
DIV AB
MOV A,B
CJNE A,#0,ADJ_PHUT2
INC PHUT
MOV A,PHUT
CJNE A,#60,ADJ_PHUT2
MOV PHUT,#0
ADJ_PHUT2:
ACALL DISPLAY
JNB P3.4,ADJ_PHUT1
ACALL ADJ_PHUT
RET
;--------------------------------------------------
A_GIO:
ACALL DELAY_NUT
ADJ_GIO:
MOV R7,#0
ACALL GAN1
ACALL LED1
ACALL LED2
ACALL LED3
ACALL LED4
ACALL NN3
JNB P3.3,A_GIAY
JNB P3.1,THOAT2
JB P3.4,ADJ_GIO
ADJ_GIO1:
MOV B,#150
INC R7
MOV A,R7
DIV AB
MOV A,B
CJNE A,#0,ADJ_GIO2
INC GIO
MOV A,GIO
CJNE A,#24,ADJ_GIO2
MOV GIO,#0
ADJ_GIO2:
ACALL DISPLAY
JNB P3.4,ADJ_GIO1
ACALL ADJ_GIO
RET
;-----------------------
THOAT2: RET
;-------------------------------------------------
HEN_GIO_BAO_THUC:
JB P3.2,THOAT2
MOV GIAY_HEN,#0
HEN_GIAY:
MOV R7,#0
ACALL GAN2
ACALL NN1
ACALL LED3
ACALL LED4
ACALL LED5
ACALL LED6
JNB P3.3,B_PHUT ; neu an chon led thi nhay toi chinh phut hen
JNB P3.2,THOAT4 ;neu nhan tiep hen h thi thoat
khoi chuong trinh hen gio
JB P3.4,HEN_GIAY
HEN_GIAY1:
MOV B,#50
INC R7
MOV A,R7
DIV AB
MOV A,B
CJNE A,#0,HEN_GIAY2
INC GIAY_HEN
MOV A,GIAY_HEN
CJNE A,#60,HEN_GIAY2
MOV GIAY_HEN,#0
HEN_GIAY2:
ACALL DISPLAY1
JNB P3.4,HEN_GIAY1
ACALL HEN_GIAY
RET
;----------------------------------------------
THOAT4: RET
;---------------------------------------------
B_PHUT:
ACALL DELAY_NUT
HEN_PHUT:
MOV R7,#0
ACALL GAN2
ACALL LED1
ACALL LED2
ACALL NN2
ACALL LED5
ACALL LED6
JNB P3.3,B_GIO
JNB P3.2,THOAT3
JB P3.4,HEN_PHUT
HEN_PHUT1:
MOV B,#100
INC R7
MOV A,R7
DIV AB
MOV A,B
CJNE A,#0,HEN_PHUT2
INC PHUT_HEN
MOV A,PHUT_HEN
CJNE A,#60,HEN_PHUT2
MOV PHUT_HEN,#0
HEN_PHUT2:
ACALL DISPLAY1
JNB P3.4,HEN_PHUT1
ACALL HEN_PHUT
RET
;----------------------------------------------------
B_GIO:
ACALL DELAY_NUT
HEN_GIO:
MOV R7,#0
ACALL GAN2
ACALL LED1
ACALL LED2
ACALL LED3
ACALL LED4
ACALL NN3
JNB P3.3,HEN_GIAY
JNB P3.2,THOAT3
JB P3.4,HEN_GIO
HEN_GIO1:
MOV B,#150
INC R7
MOV A,R7
DIV AB
MOV A,B
CJNE A,#0,HEN_GIO2
INC GIO_HEN
MOV A,GIO_HEN
CJNE A,#24,HEN_GIO2
MOV GIO_HEN,#0
HEN_GIO2:
ACALL DISPLAY1
JNB P3.4,HEN_GIO1
ACALL HEN_GIO
RET
;----------------------------------------------------
SOSANH:
MOV A,GIO
CJNE A,GIO_HEN,THOAT3
MOV A,PHUT_HEN
CJNE A,PHUT,THOAT3
MOV A,GIAY_HEN
CJNE A,GIAY,THOAT3
SETB P3.5
ACALL BAO_THUC
RET
;---------------------------------------------------------
THOAT3: RET
;------------------------------------------------------
BAO_THUC:
JNB P3.3,TAT_BAO_THUC
JNB P3.4,TAT_BAO_THUC
JNB P3.1,TAT_BAO_THUC
JNB P3.2,TAT_BAO_THUC
ACALL DISPLAY1
LJMP BAO_THUC
RET
;-----------------------------------------------------------
TAT_BAO_THUC:
CLR P3.5
ACALL DELAY_NUT
RET
;-------------------------------------------------------------
BANGSO:
DB 0C0H,0F9H,0A4H,0B0H,99H,92H,82H,0F8H,80H,90H
RET
;----------------------------------
DELAY:
MOV R6,#250
DJNZ R6,$
RET
;----------------------------------
DELAY_NUT:
MOV R5,#200
MOV R6,#4
AGAIN1:
MOV R4,#200
DJNZ R4,$
DJNZ R5,AGAIN1
DJNZ R6,AGAIN1
RET ; thoi gian delay (200 +3)*200+ (200+3)*4
;---------------------------------------
END
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