【正文】 *0H *1H *2H *3H *4H *5H *6H *7H *8H *9H *AH *BH *CH *DH *EH *FH九江學(xué)院學(xué)士學(xué)位論文39。數(shù)碼顯示編碼 。顯示程序***********************************************************************XSZ: MOV R4,11101111B MOV R5,04H MOV DPTR,TAB MOV R0,29HXSZ1: MOV A,R0 MOVC A,A+DPTR MOV P0,A MOV P2,R4 LCALL DISPLAY INC R0 MOV A,R4 RL A MOV R4,A DJNZ R5,XSZ1 JNB 02H,XSZRET DJNZ 25H,XSZRET MOV 25H,01H CLR CLR DJNZ 26H,XSZRET CLR 02HXSZRET: RET。分 MOV A,2EH CJNE A,0FFH,DSTRET MOV 2EH,09H DEC 2FH 。秒 MOV A,2CH CJNE A,0FFH,DSTRET MOV 2CH,09H DEC 2DH 。毫秒 MOV A,2AH CJNE A,0FFH,DSTRET MOV 2AH,09H DEC 2BH 。聲音模塊***********************************************************************SY: SETB 02H SETB SETB MOV 25H,8FH MOV 26H,8FH RET。檔位 3 加熱狀態(tài) JR3: LCALL JRX JNB 0H,JR3RET SETB SETB CLR MOV A,30H CJNE A,2FH,JR3 MOV A,31H CJNE A,2EH,JR3 MOV A,32H CJNE A,2DH,JR3 MOV A,33H CJNE A,2CH,JR3JR31: LCALL JRX JNB 00H,JR3RET SETB CLR CLR MOV A,38H CJNE A,2FH,JR31 MOV A,39H CJNE A,2EH,JR31 MOV A,3AH CJNE A,2DH,JR31 MOV A,3BH CJNE A,2CH,JR31九江學(xué)院學(xué)士學(xué)位論文37JR32: LCALL JRX JNB 00H,JR3RET SETB SETB CLR AJMP JR32JR3RET: LJMP TZJRX: LCALL XSZ LCALL ZBDW JNB ,JRXRET JNB ,JRXRET RETJRXRET: CLR 00H RET。檔位 1 加熱狀態(tài)JR1: LCALL JRX JNB 00H,JR1RET CLR CLR CLR MOV A,34H CJNE A,2FH,JR1 MOV A,35H CJNE A,2EH,JR1 MOV A,36H CJNE A,2DH,JR1 MOV A,37H CJNE A,2CH,JR1JR11: LCALL JRX JNB 00H,JR1RET SETB CLR CLR MOV A,38H CJNE A,2FH,JR11 MOV A,39H CJNE A,2EH,JR11基于 51 單片機(jī)的微波爐控制系統(tǒng)36 MOV A,3AH CJNE A,2DH,JR11 MOV A,3BH CJNE A,2CH,JR11JR12: LCALL JRX JNB 00H,JR1RET SETB SETB CLR AJMP JR12JR1RET: LJMP TZ。數(shù)據(jù)計(jì)算ZBJS: MOV A,R2 MOV B,2H DIV AB MOV 34H,A MOV A,0AH MUL AB ADD A,R3 MOV B,2H DIV AB MOV 35H,A MOV A,03H MUL AB MOV 36H,A九江學(xué)院學(xué)士學(xué)位論文35 MOV A,34H MOV B,2H DIV AB MOV 38H,A MOV A,0AH MUL AB ADD A,R2 MOV B,2H DIV AB MOV 39H,A MOV A,06H MUL AB ADD A,36H MOV B,2H DIV AB MOV 3AH,A MOV A,05H MUL AB MOV 3BH,A MOV 33H,05H MOV A,05H SUBB A,3AH MOV 32H,A MOV A,R3 DEC A SUBB A,39H JNB CY ,ZBJS1 DEC R2 SUBB A,0AHZBJS1: MOV 31H,A MOV A,R2 SUBB A,38H MOV 30H,A RET。用戶(hù)設(shè)置時(shí)間減ZBXSS: LCALL SYZBXSS0: LCALL XSZ JNB ,ZBXSS1 DEC 2EH MOV A,2EH CJNE A,0FFH,ZBXRET MOV 2EH,09H MOV 23H,01HZBXSS1: DJNZ 23H,ZBXSS0 DEC 2FH MOV A,2FH CJNE A,0FFH,ZBXRET MOV 2EH,0H MOV 2FH,0H AJMP ZBXRET 。三個(gè)檔位切換程序ZBXZ: LCALL SY INC 21H MOV A,21H CJNE A,03H,ZBXZ1 MOV 21H,0HZBXZ1: LJMP ZB。跳轉(zhuǎn)到檔位 2 加熱狀態(tài)ZBKS2: MOV A,02H CJNE A,21H,ZBKS3 LJMP JR3 。數(shù)據(jù)計(jì)算 SETB TR2 SETB 00H MOV A,0H CJNE A,21H,ZBKS1 LJMP JR1 。確認(rèn)所有按鍵以抬起 JNB ,ZBKS0 JNB ,ZB 。時(shí)間加 JNB ,ZBXSS 。準(zhǔn)備開(kāi)始 JNB ,ZBXZ 。用戶(hù)設(shè)置程序***********************************************************************ZB: LCALL XSZ LCALL ZBDW 。暫存十秒位 4 MOV 3FH,0 。暫存十分位 4九江學(xué)院學(xué)士學(xué)位論文33 MOV 3DH,0 。暫存十秒位 3 MOV 3BH,0 。暫存十分位 3 MOV 39H,0 。暫存十秒位 2 MOV 37H,0 。暫存十分位 2 MOV 35H,0 。暫存十秒位 1 MOV 33H,0 。暫存十分位 1 MOV 31H,0 。分 位 MOV 2FH,0 。秒 位 MOV 2DH,0 。百分之一秒位 MOV 2BH,0 。待機(jī)狀態(tài)顯示字母的速度 MOV 29H,2CH 。微波爐響音間隔時(shí)間 MOV 27H,03H 。微波爐加熱開(kāi)始后 檔位燈閃耀時(shí)間 MOV 25H,8FH 。存儲(chǔ)火力信息 MOV 23H,0FFH 。? MOV 21H,00H 。04H 。02H 微波爐聲音開(kāi)啟標(biāo)志 。00H 微波爐加熱開(kāi)啟標(biāo)志 。初始化***********************************************************************MAIN: MOV TH2,0DCH MOV TL2,00H MOV RCAP2H,0DCH MOV RCAP2L,00H SETB ET2 SETB EA