求数字时钟课程设计报告

[ C语言程序设计课程实验报告]#incude <stdio.h> int main() { int en_num=0,ma_num=0,blank_num,other_num; char ch; while((ch=getchar()) != '#'){ if(ch>='0' & ch<='9') ma_num++; else if((ch>='a...+阅读

只能给你设计素材，报告自己做。否则达不到课程的教学目的我的补充 205-27 17:21 89C51 LED电子钟 *APPLICATION NOTE E6000 ICEXPLORER *************** * Title: FOR colk_time * * Version: 00 * * Last Updated: * * MCU: AT89C91 * * FOR: WWW.PICAVR.COM * *************************************************** K1 BIT P3.2 K2 BIT P3.4 K3 BIT P3.3 K4 BIT P3.5 C_HOUR EQU 23H C_MINUTE EQU 24H C_SECOND EQU 25H ON_HOUR EQU 26H ON_MINUTE EQU 27H OFF_HOUR EQU 28H OFF_MINUTE EQU 29H ORG 0000H AJMP MAIN ORG 0003H AJMP WINT0 ORG 000BH AJMP WTO ORG 0030H MAIN: MOV SP,#50H CLR 00H MOV 21H,#0 MOV 22H,#0 MOV C_HOUR,#0 MOV C_MINUTE,#0 MOV C_SECOND,#0 MOV ON_HOUR,#0 MOV ON_MINUTE,#0 MOV OFF_HOUR,#0 MOV OFF_MINUTE,#0 MOV TH0,#05 MOV TL0,#05 MOV TMOD,#02H SETB EA SETB EX0 CLR ET0 CLR TR0 CLR IT0 M: MOV A,C_HOUR CJNE A,ON_HOUR,OFF_TIME MOV A,C_MINUTE CJNE A,ON_MINUTE,OFF_TIME SETB P3.7 AJMP NEXT OFF_TIME: MOV A,C_HOUR CJNE A,OFF_HOUR,NEXT MOV A,C_MINUTE CJNE A,OFF_MINUTE,NEXT CLR P3.7 NEXT: JNB 00H,M ACALL DISP1 AJMP M TAB: DB 0C0H,0F9H,0A4H,0B0H,99H DB 92H,82H,0F8H,80H,90H DISP1: MOV R0,C_HOUR MOV DPTR,#TAB MOV A,R0 SWAP A ANL A,#0FH MOVC A,A+DPTR MOV P1,A CLR P2.0 ACALL DL ;SEND DISPPLAY HOUR HIGHT BIT SETB P2.0 MOV A,R0 ANL A,#0FH MOVC A,A+DPTR MOV P1,A CLR P2.1 ACALL DL SETB P2.1 ;SEND DISPPLAY HOUR LOW BIT MOV R1,C_MINUTE MOV A,R1 SWAP A ANL A,#0FH MOVC A,A+DPTR MOV P1,A CLR P2.2 ACALL DL SETB P2.2 ;SEND DISPPLAY MINUTE HIGHT BIT MOV A,R1 ANL A,#0FH MOVC A,A+DPTR MOV P1,A CLR P2.3 ACALL DL SETB P2.3 ;SEND DISPLAY MINUTE LOW BIT MOV R2,C_SECOND MOV A,R2 SWAP A ANL A,#0FH MOVC A,A+DPTR MOV P1,A CLR P2.4 ACALL DL SETB P2.4 ;SEND DISPPLAY SECOND HIGHT BIT MOV A,R2 ANL A,#0FH MOVC A,A+DPTR MOV P1,A CLR P2.5 ACALL DL SETB P2.5 ;SEND DISPPLAY SECOND LOW BIT RET WTO: PUSH ACC PUSH PSW INC 21H MOV A,21H CJNE A,#0C8H,TORETI ;200D=C8H 0.5ms*200=100mS MOV 21H,#0 INC 22H MOV A,22H CJNE A,#10,TORETI ;100ms*10=1S MOV 22H,#0 CPL P0.0 CPL P0.1 MOV A,#01H ADD A,C_SECOND DA A MOV C_SECOND,A CJNE A,#60H,TORETI MOV C_SECOND,#0 MOV A,#01H ADD A,C_MINUTE DA A MOV C_MINUTE,A CJNE A,#60H,TORETI MOV C_MINUTE,#0 MOV A,#01H ADD A,C_HOUR DA A MOV C_HOUR,A CJNE A,#24H,TORETI MOV C_HOUR,#0 TORETI: POP PSW POP ACC RETI DISP2: MOV R0,ON_HOUR MOV DPTR,#TAB MOV A,R0 SWAP A ANL A,#0FH MOVC A,A+DPTR MOV P1,A CLR P2.0 ACALL DL SETB P2.0 MOV A,R0 ANL A,#0FH MOVC A,A+DPTR MOV P1,A CLR P2.1 ACALL DL SETB P2.1 MOV R1,ON_MINUTE MOV A,R1 SWAP A ANL A,#0FH MOVC A,A+DPTR MOV P1,A CLR P2.2 ACALL DL SETB P2.2 MOV A,R1 ANL A,#0FH MOVC A,A+DPTR MOV P1,A CLR P2.3 ACALL DL SETB P2.3 RET DISP3: MOV R0,OFF_HOUR MOV DPTR,#TAB MOV A,R0 SWAP A ANL A,#0FH MOVC A,A+DPTR MOV P1,A CLR P2.0 ACALL DL SETB P2.0 MOV A,R0 ANL A,#0FH MOVC A,A+DPTR MOV P1,A CLR P2.1 ACALL DL SETB P2.1 MOV R1,OFF_MINUTE MOV A,R1 SWAP A ANL A,#0FH MOVC A,A+DPTR MOV P1,A CLR P2.2 ACALL DL SETB P2.2 MOV A,R1 ANL A,#0FH MOVC A,A+DPTR MOV P1,A CLR P2.3 ACALL DL SETB P2.3 RET DL: MOV 30H,#02H DL1: MOV 31H,#0FFH DL2: DJNZ 31H,DL2 DJNZ 30H,DL1 RET DEL: MOV 32H,#100 DEL1: MOV 33H,#250 DEL2: DJNZ 33H,DEL2 DJNZ 32H,DEL1 RET ;********************************************* WINT0: PUSH ACC PUSH PSW CLR EX0 CLR TR0 CLR ET0 K1_11: ACALL DISP1 JB K1,K1_11 K11_1: ACALL DISP1 JNB K1,K11_1 PH4: SETB P3.1 SETB P3.0 PH0: ACALL DISP1 JB K2,PH01 K2_1: ACALL DISP1 JNB K2,K2_1 MOV R0,C_HOUR MOV A,#01H ADD A,R0 DA A MOV C_HOUR,A CJNE A,#24H,PH0 MOV C_HOUR,#0 PH01: JB K3,PH1 K3_1: ACALL DISP1 JNB K3,K3_1 MOV R0,C_MINUTE MOV A,#01H ADD A,R0 DA A MOV C_MINUTE,A CJNE A,#60H,PH0 MOV C_MINUTE,#0 PH1: JB K4,PH10 K4_1...