8位led数码管的电子钟程序（8 led digital tube of the electronic clock program）

8位LED数码管的电子钟程序（8LEDDIGITALTUBEOFTHEELECTRONICCLOCKPROGRAM）89C2051DS130274HC5958LEDDIGITALELECTRONICCLOCKPROGRAMAT89C2051HAS15IOPORTS,8DIGITALTUBETODISPLAYABITDIFFICULT,MUSTBEEXTENDED,SOFOR74HC595SERIESANDSHIFTREGISTER,ASECTIONOFASIGNIFICANTCHOICE,ONLYTHREEIOPORTWOULDSOLVETHE88DISPLAY,IFTOBENOTAFRAIDOFALITTLEMORE,BUTONLY20512KOFSTORAGESPACE,BUTALSOLIMITSTHEDISPLAYDS1302OCCUPIES3IO,AP1WITH6IO,THEREARETWOEMPTY,READYTOSETUPALEDAUTOMATICINDUCTIONSWITCHANDADS18B20,IFTHEPROGRAMSIZEALLOWEDTOJOINTHEINFRAREDREMOTECONTROL,LEDDISPLAYALITTLEBIGGER,ISAPRACTICALELECTRONICCLOCKTHISPROGRAMISRELATEDTOTHEPROGRAMIREFERTOOTHERSONTHEIROWNWRITTENMODIFICATION,HASBEENTESTEDONXL2000,THEPROGRAMCOMPILEDONLY1244,ISVERYSMALL,THENADDDS18B20HUMIDITYDISPLAYISALSONOPROBLEM,BUTIHAVENTLEARNEDTHISPART,SOTHEREISNOENTRYINCLUDE/DS1302INTERNALREGISTERDEFINITIONDEFINESEC0X80DEFINEMIN0X82DEFINEHOU0X84DEFINEDAT0X86DEFINEMOU0X88DEFINEWEK0X8ADEFINEYER0X8CDEFINEREAD0X01/DS1302PINDEFINITIONSBITT_CLKP10SBITT_IOP11SBITT_RSTP12/DS1302BYTEDEFINITIONSBITACC0ACC0SBITACC7ACC7/74HC595PINDEFINITIONSBITCLKP15/59511PINCLOCKSBITSTRP16/59512PINLATCHSBITRDATAP17/59514PINDATA/SETKEYPINDEFINITIONSBITSETP34SBITUPP32SBITDWP33/FUNCTIONDECLARATIONVOIDDELAYSUNSIGNEDCHARVOIDDISPLAYVOIDVOIDSCAN_KEYVOIDVOID,ID_CASE1_KEYVOIDSET_IDUNSIGNED,CHAR,UNSIGNED,CHAR/VARIABLEDEFINITIONUNSIGNED,CHAR,ID0,TIMECOUNT,RE_DISP0,AHOUR0,AMINUTE0,ASECOND0,ADATE0,AYEAR0,AMOUTH0,AWEEK0BIT,YEAR,MOUTH,DATE,WEEK,HOUR,MINUTE,SECOND,FLAG,TLAMPUNSIGNEDCHARCODETAB0XC0,0XF9,0XA4,0XB0,0X99,0X92,0X82,0XF8,0X80,0X90,0XFF/A09DIGITALTUBESEGMENTUNSIGNEDCHARCODETAB20X40,0X79,0X24,0X30,0X19,0X12,0X02,0X78,0X00,0X10,0XFF/A09DIGITALTUBESEGMENTCODEWITHADECIMALPOINTWRITEABYTE/DS1302VOIDRTINPUTBYTEUNSIGNED,CHAR,DUNSIGNEDCHARIACCDFORI8I0IT_IOACC0T_CLK1T_CLK0ACCACC“1“READABYTE/DS1302UNSIGNEDCHARRTOUTPUTBYTEVOIDUNSIGNEDCHARIFORI8I0IACCACC1ACC7T_IOT_CLK1T_CLK0RETURNACCWRITE/DS1302VOIDWRITE1302UNSIGNED,CHAR,UCADDR,UNSIGNED,CHAR,UCDAT_RST0T_CLK0T_RST1RTINPUTBYTEUCADDR/ADDRESSOFTHECOMMANDRTINPUTBYTEUCDA/WRITETHE1BYTEDATAT_CLK1T_RST0READ/DS1302UNSIGNED,CHAR,READ1302UNSIGNED,CHAR,UCADDRUNSIGNEDCHARUCDATAT_RST0T_CLK0T_RST1RTINPUTBYTEUCADDR/ADDRESSOFTHECOMMANDUCDATARTOUTPUTBYTE1BYTE/READDATAT_CLK1T_RST0RETURNUCDATA/74HC595SENDDATAFUNCTIONVOIDSENDBYTEUNSIGNED,CHAR,BBYTE1UNSIGNEDCHARFFORF0F200）RE_DISP0；如果（ID）ID0；/延时函数空延迟（无符号字符K）无符号字符I，J；对于（I0；I7）ID0；如果（ID0）年口0；0；日期0；周0小时0；分钟0；二0；如果（ID1）小时1；ID_CASE1_KEY；如果（ID2）小时0；分钟1；ID_CASE1_KEY；如果（ID3）分钟0；二1；ID_CASE1_KEY；如果（ID4）二0；年1；ID_CASE1_KEY；如果（ID5）年口0；1；ID_CASE1_KEY；如果（ID6）口0；日期1；ID_CASE1_KEY；如果（ID7）日期0；周1；ID_CASE1_KEY；/加减键与显示ID_CASE1_KEY虚空（VOID）如果（上）而（DISPLAY起来）；RE_DISP0；SET_ID（ID1）；如果（DW）而（DISPLAYDW）；RE_DISP0；SET_ID（ID2）；/设定时间，加减范围无效SET_ID（UNSIGNEDCHARSEL，UNSIGNEDCHARSEL_1）签名的CHAR，最大，迷你，地址，项目；如果（SEL1）地址侯；MAX23；迷你0；如果（SEL2）地址MIN；MAX59；迷你0；如果（SEL3）地址秒；MAX0；迷你0；如果（SEL4）地址你；最大值99；迷你0；如果（SEL5）地址；最大12；迷你1；如果（SEL6）地址DAT；MAX31；迷你1；如果（SEL7）地址WEK；MAX7；迷你1；P10XFF；项目READ1302（地址|读）/1610READ1302（地址|读）16；如果（SEL_11）项目；如果（项目MAX）项目迷你；如果（SEL_12）项目；如果（项目迷你）项目最大值；P10XFF；WRITE1302（送回如下信息，0X00）；WRITE1302（地址、项目/1016项目10）；WRITE1302（送回