基于單片機(jī)的溫度監(jiān)測(cè)電路課程設(shè)計(jì)-資料下載頁(yè)
2025-06-30 17:52本頁(yè)面
【導(dǎo)讀】設(shè)計(jì)內(nèi)容：1、原理圖設(shè)計(jì)；設(shè)計(jì)要求：1、熟練掌握PROTELDXP基本操作；說(shuō)明：?jiǎn)翁?hào)同學(xué)做題目1，雙號(hào)同學(xué)做題目2。20xx-12-25——20xx-12-27撰寫(xiě)課程設(shè)計(jì)說(shuō)明書(shū)。[1]李與核.ProtelDXP20xxsp2實(shí)用教程，清華大學(xué)出版社，[2]王冬.ProtelDXP20xx應(yīng)用100例，電子工業(yè)出版社，[3]薛楠.ProtelDXP20xx原理圖與PCB設(shè)計(jì)實(shí)用教程，機(jī)械工業(yè)出版社，
【正文】 NOP CLR D2E NOP NOP NOP RET DISPLAY_RD: SETB D2RW NOP NOP NOP SETB D2E NOP NOP NOP MOV A,P0 NOP NOP NOP CLR D2E NOP NOP NOP RET DIS_DATA_RD: LCALL CHK_BUSY_FLG MOV P0,0FFH 課程設(shè)計(jì)說(shuō)明書(shū) 21 SETB D2RS LCALL DISPLAY_RD RET 。鍵盤(pán)程序，出口： A 為按鍵值 01H： 0 無(wú)鍵按下 1 有鍵按下 KEY: MOV KEYPORT,0FH MOV A,KEYPOR CJNE A,0FH,KEYDOWN MOV A,0FFH RET KEYDOWN: LCALL DELAY43MS MOV KEYPORT,0FH MOV A,KEYPORT CJNE A,0FH,KEYDOWN_YES MOV A,0FFH RET KEYDOWN _YES: MOV B,A MOV KEYPORT,0F0H MOV A,KEYPORT ORL A,B PUSH 30H MOV 30H,A MOV R3,10H MOV DPTR,KEYVALUE NEXT_KEY: MOV A,R3 MOVC A,@a+dptr CJNE A,30h,NEXTKEYVALUE DEC R3 POP 30H WAITKEY_F: MOV KEYPORT,0FH MOV A,KEYPORT CJNE A,0FH, WAITKEY_F MOV A,R3 SETB 01H RET 課程設(shè)計(jì)說(shuō)明書(shū) 22 NEXTKEYVALUE: DJNZ R3,NEXT_KEY DEC R3 POP 30H WAITKEY_FREE: MOV KEYPORT,0FH MOV A,KEYPORT CJNE A,0FH, WAITKEY_FREE MOV A,R3 SETB 01H RET KEYVALUE: DB 0FFH,7EH,7DH,7BH,77H,0BEH,0BDH,0BBH,0B7H,0DEH,0DDH,0DBH,0D7H,0EEH,0EDH,0EBH,0E7H DELAY43MS: PUSH A MOV A,R3 PUSH A MOV A,R2 PUSH A MOV R3,43 DELAY: MOV R2,0FAH LOOP: NOP 。內(nèi)層循環(huán)為 1MS NOP DJNZ R2,LOOP DJNZ R3, DELAY POP A MOV R2,A POP A MOV R3,A POP A RET 。確認(rèn)是否修改溫度設(shè)定 ASK: MOV R0,01H 。清屏并置地址計(jì)數(shù)器 AC 為 0 LCALL DIS_CMD_WRT MOV 40H,0 ZDZ: MOV DPTR,LINE MOV A,40H 課程設(shè)計(jì)說(shuō)明書(shū) 23 MOVC A,@A+DPTR MOV R0,A LCALL DIS_DATA_WRT INC 40H MOV A,40H MOVC A,@A+DPTR CJNE A,00H,ZDZ RET LINE: DB ARE YOU SURE CHANGE T(Y/N)?,00H ANSW: MOV R6,42H MOV R7,43H MOV R0,01H LCALL DIS_CMD_WRT MOV R0,44H CALL DIS_DATA_WRT MOV R0,6FH CALL DIS_DATA_WRT MOV R0,77H CALL DIS_DATA_WRT MOV R0,6EH CALL DIS_DATA_WRT MOV R0,3AH CALL DIS_DATA_WRT MOV 40H,0 CLR 00H JMP SAO1 GAI: MOV R0,0FEH CALL DIS_DATA_WRT MOV R0,55H CALL DIS_DATA_WRT MOV R0,70H CALL DIS_DATA_WRT MOV R0,3AH 課程設(shè)計(jì)說(shuō)明書(shū) 24 CALL DIS_DATA_WRT MOV 40H,0 SAO1: CLR 01H LCALL KEY JNB 01H,SAO1 MOV R1,A MOV B,10 DIV AB JZ NEXT2 MOV A,A1 CJNE A,11,XU JB 00H,DOWN MOV 42H,40H CPL 00H JMP GAI DOWN: MOV 43H,40H RETI XU: CJNE A,12,SAO1 MOV 42H,R6 MOV 43H,R7 RETI DJNZ R4,RE00 RET 。 將從 DS18B20 中讀出的溫度數(shù)據(jù)進(jìn)行轉(zhuǎn)換 TEMPER_COV: MOV A,0f0H ANL A,TEMPER_L 。 舍去溫度低位中小數(shù)點(diǎn)后的四位溫度數(shù)值 SWAP A MOV TEMPER_NUM,A MOV A,TEMPER_L JNB ,TEMPER_COV1 。 四舍五入去溫度值 INC TEMPER_NUM TEMPER_COV1:MOV A,TEMPER_H ANL A,07H SWAP A ORL A,TEMPER_NUM 課程設(shè)計(jì)說(shuō)明書(shū) 25 MOV TEMPER_NUM,A 。 保存變換后的溫度數(shù)據(jù) RET ； AD0832: SETB DI SETB DO SETB CLK CLR CS NOP SETB CLK NOP CLR CLK NOP CALL DELAY1 SETB CS RET DELAY1: MOV R7,10 DELAY2: NOP NOP DJNZ R7,DELAY2 RET課程設(shè)計(jì)說(shuō)明書(shū) 26 附錄 III 電路原理圖 電路原理圖
研究報(bào)告相關(guān)推薦
鄂ICP備17016276號(hào)-1