汇编语言时钟（国外英文资料）.docVIP

汇编语言时钟（国外英文资料） ; * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ; * description: * ; * simple electronic clock, digital tube display * ; Adjusted * * K1 - ; * * K2 - point adjustment ; * * ; * * ; * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * CODE_SEG SEGMENT CODE DATA_SEG SEGMENT DATA STACK_SEG SEGMENT IDATA K1 BIT P1.4 K2 BIT P1.5 RSEG DATA_SEG KEY_S: DS 1 KEY_V: DS 1 DIS_DIGIT: DS 1 SEC: DS 1 DIS_INDEX: DS 1 HOUR: DS 1 MIN: DS 1 SEC100: DS 1 DIS_BUF: DS 8 BUF_HOUR_H The hours of ten BUF_HOUR_L. Hours bits BUF_MIN_H. Points ten BUF_MIN_L. Points bits BUF_SEC_H The second ten BUF_SEC_L. Second bits RSEG STACK_SEG STACK: DS 20 ; = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = CSEG AT 0000H JMP MAIN CSEG AT 0000BH LJMP TIMER0 CSEG AT 0001BH LJMP TIMER1 ; = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = = RSEG CODE_SEG MAIN: USING 0 MOV SP, # (STACK -1); MOV P0, # 0FFH MOV P2, # 0FFH MOV TMOD, # 011H; Timer 0, 1 working mode 1, 16 timing methods MOV TH0, # 0FCH MOV TL0, # 017H MOV TH1, # 0DCH The CLR a. MOV TL1, A MOV HOUR, # 12; CLR A; MOV MIN, A MOV SEC, A MOV SEC100, A MOV A, HOUR MOV B, # 10 DIV AB MOV DPTR, # DIS_CODE MOVC A, @a + DPTR MOV BUF_HOUR_H, A; When the ten MOV A, HOUR MOV B, # 10 DIV AB MOV A, B MOVC A, @a + DPTR MOV BUF_HOUR_L, A; When bits MOV A, MIN MOV B, # 10 DIV AB MOVC A, @a + DPTR MOV BUF_MIN_H, A; Points ten MOV A, MIN MOV B, # 10 DIV AB MOV A, B MOVC A, @a + DPTR MOV BUF_MIN_L, A; Points bits MOV A, SEC MOV B, # 10 DIV AB MOVC A, @a + DPTR MOV BUF_SEC_H, A; The second ten MOV A, SEC MOV B, # 10 DIV AB MOV A