PROTEUS编译51汇编实例--源程序.ASM（国外英文资料）.docVIP

PROTEUS编译51汇编实例--源程序.ASM（国外英文资料） ; A: MCU AT89C2051 ; 12 MHZ FSYS: ; -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- -- TIME1_FLAG is 0A0H TIME2_FLAG, 0A1H DELAY5, zero a2h COUNTER3, 000a3h COUNTER4, 000a4h TIME3_FLAG is 0A5H TIME_CNT, 0A6H TwoSec DELAY1, 0F8H DELAY2, 0F9H DELAY3, 0FAH DELAY4, 0FBH COUNTER1, 0FCH COUNTER2, which is 0FDH PULSE_FIG. 0FEH ALARM_FIG IN_SCAN P3.0 OUT_CONTROL, 0B1H; P3.1 SET_UP. P3.2 SET_DOWN. P3.3 START. P3.4 TO_SPEAK. P3.5 CP1. P3.7 CP2, 97H; P1.7 ONE_SEC_CNT; 13; The timing of 1 s Led_time_10; * according to the actual situation, the value range of the refresh adjustment time that the LED displays is 1000 -- 20,000 ; * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * ORG 0000 h JMP AAAA ORG 000 bh JMP BBBB ORG 001 bh JMP CCCC ; * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * the main program ; -- -- -- -- -- -- -- -- -- Initializes the display AAAA: SETB OUT_CONTROL MOV. A, # 00 h MOV TIME_CNT, a. MOV A, # 03H; Ten display 3 MOV COUNTER2, a. MOV A, # 00H; Bits display 0 MOV COUNTER1, a. MOV A, # 1 eh MOV COUNTER4, a. MOV TMOD, # 11 h MOV TH0, # LOW (00536 - led_time_1) MOV TL0, # HIGH (00536 - led_time_1) SETB TR0 MOV, IE # 8 ah UP_SCAN: SET UP key detection and processing SETB SET_UP JNB SET_UP, DELAY_UP LJMP DOWN_SCAN DELAY_UP: LCALL DELAY_10MS; The key jitter JNB SET_UP, UP_DEAL LJMP DOWN_SCAN UP_DEAL: A, MOV COUNTER4 CJNE A, # 3 ch, NEXT1 JMP WI_UP_REL MOV A, COUNTER2; The tens place is no longer adjustable for 6 NEXT1 CJNE A, # 5 h LJMP DOWN_SCAN NEXT1: A, MOV COUNTER4 ADD A, # 5 h MOV COUNTER4, a. JMP WI_UP_REL MOV A, COUNTER1; The ones place is 0 and the ones digit is 5 NEXT10 CJNE A, # 0 ah MOV. A, #