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            EEPW首頁 > 嵌入式系統(tǒng) > 設計應用 > 第10節(jié):一個用來學習C語言的模板程序

            第10節(jié):一個用來學習C語言的模板程序

            作者: 時間:2016-11-22 來源:網(wǎng)絡 收藏
            從業(yè)十年,教你單片機入門 第10講:

            目前,幾乎所有的初學者在學習和上機練習C語言的時候,都是在電腦上安裝VC這個調(diào)試軟件,在源代碼里只要調(diào)用打印語句printf就可以觀察到不同的變量結(jié)果,挺方便的。但是現(xiàn)在我要提出另外一種方法,學習單片機的C語言,不一定非要用VC調(diào)試軟件,也可以直接在堅鴻51學習板上學習和上機練習的。我可以做一個調(diào)試模板程序給初學者使用,利用8位數(shù)碼管和16個LED燈來顯示不同的變量結(jié)果,利用3個按鍵來切換顯示不同的變量,這樣就能達到類似在VC平臺下用printf語句來觀察變量的效果。甚至我個人認為這樣比用VC調(diào)試的效果還更加直觀?,F(xiàn)在重點介紹這個模板程序的使用。

            本文引用地址:http://www.biyoush.com/article/201611/319820.htm

            在模板程序里,初學者只需要在主程序的初始化區(qū)域填入自己練習的C語言代碼,最后把需要觀察的變量賦值給窗口變量就可以了,其它部分的代碼屬于模板的監(jiān)控調(diào)試代碼,大家暫時不用讀懂它,直接復制過來就可以了。上述所謂的“賦值”,就是“=”這個語句,它表面上像我們平時用的等于號,實際上不是等于號,而是代表“給”的意思,把“=”符號右邊的數(shù)復制一份給左邊的變量,比如“a=36;”就是代表把36這個數(shù)值復制一份給變量a,執(zhí)行這條指令后,a就等于36了。這里的分號“;”代表一條程序指令的結(jié)束。窗口變量有幾個?有哪些?一共有10個,分別是GuiWdData0,GuiWdData1,GuiWdData2,GuiWdData3,GuiWdData4,GuiWdData5,GuiWdData6,GuiWdData7,GuiWdData8,GuiWdData9。這10個窗口變量是給大家調(diào)試專用的,8位數(shù)碼管可以切換顯示10個窗口變量,最左邊2位數(shù)碼管代表窗口變量號,剩下6位數(shù)碼管顯示十進制的窗口變量數(shù)值,另外16個LED實時顯示此數(shù)據(jù)的二進制格式。最左邊2位數(shù)碼管從“0-”到“9-”代表從第0個窗口變量到第9個窗口變量,也就是GuiWdData0依次到GuiWdData9。用S1和S5按鍵可以切換顯示不同的窗口變量,按住S9不放可以觀察到當前窗口變量的十六進制格式數(shù)據(jù),松開S9按鍵后,又自動返回顯示當前窗口變量的十進制數(shù)據(jù)。

            該模板程序是基于堅鴻51學習板,現(xiàn)在跟大家分享這個程序,要讓這10個窗口變量分別顯示10,11,12,13,14,15,16,17,18,19這10個數(shù),用S1按鍵可以切換顯示從小往大的窗口變量號,用S5按鍵可以切換顯示從大往小的窗口變量號。再強調(diào)一次,大家只需要關(guān)注主程序main函數(shù)的初始化區(qū)域就可以了,其它的代碼請直接復制過來,不用理解。比如:

            void main() //主程序

            {

            //...初始化區(qū)域

            while(1)

            {

            }

            }

            詳細的源代碼如下:

            #include "REG52.H"

            #define const_voice_short 40

            #define const_key_time1 20

            #define const_key_time2 20

            #define const_key_time3 20

            void initial(void);

            void delay_short(unsigned int uiDelayShort);

            void dig_hc595_drive(unsigned char ucDigStatusTemp16_09,unsigned char ucDigStatusTemp08_01);

            void display_drive(void);

            void display_service(void);

            void hc595_drive(unsigned char ucLedStatusTemp16_09,unsigned char ucLedStatusTemp08_01);

            void T0_time(void);

            void key_service(void);

            void key_scan(void);

            sbit beep_dr=P2^7;

            sbit key_sr1=P0^0;

            sbit key_sr2=P0^1;

            sbit key_sr3=P0^2;

            sbit key_gnd_dr=P0^4;

            sbit led_dr=P3^5;

            sbit dig_hc595_sh_dr=P2^0;

            sbit dig_hc595_st_dr=P2^1;

            sbit dig_hc595_ds_dr=P2^2;

            sbit hc595_sh_dr=P2^3;

            sbit hc595_st_dr=P2^4;

            sbit hc595_ds_dr=P2^5;

            unsigned char GucKeySec=0;

            unsigned char GucKey3Sr=1;

            unsigned int GuiVoiceCnt=0;

            unsigned char GucVoiceStart=0;

            unsigned char GucDigShow8;

            unsigned char GucDigShow7;

            unsigned char GucDigShow6;

            unsigned char GucDigShow5;

            unsigned char GucDigShow4;

            unsigned char GucDigShow3;

            unsigned char GucDigShow2;

            unsigned char GucDigShow1;

            unsigned char GucDisplayUpdate=1;

            unsigned char GucWd=0;

            unsigned int GuiWdData0=0;

            unsigned int GuiWdData1=0;

            unsigned int GuiWdData2=0;

            unsigned int GuiWdData3=0;

            unsigned int GuiWdData4=0;

            unsigned int GuiWdData5=0;

            unsigned int GuiWdData6=0;

            unsigned int GuiWdData7=0;

            unsigned int GuiWdData8=0;

            unsigned int GuiWdData9=0;

            code unsigned char dig_table[]=

            {

            0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f,0x77,0x7c,0x39,0x5e,0x79,0x71,0x00,0x40,

            };

            void main() //主程序

            {

            /*---C語言學習區(qū)域的開始---------------------------------------------------------------------------*/

            GuiWdData0=10; //把10這個數(shù)值放到窗口變量0里面顯示

            GuiWdData1=11; //把11這個數(shù)值放到窗口變量1里面顯示

            GuiWdData2=12; //把12這個數(shù)值放到窗口變量2里面顯示

            GuiWdData3=13; //把13這個數(shù)值放到窗口變量3里面顯示

            GuiWdData4=14; //把14這個數(shù)值放到窗口變量4里面顯示

            GuiWdData5=15; //把15這個數(shù)值放到窗口變量5里面顯示

            GuiWdData6=16; //把16這個數(shù)值放到窗口變量6里面顯示

            GuiWdData7=17; //把17這個數(shù)值放到窗口變量7里面顯示

            GuiWdData8=18; //把18這個數(shù)值放到窗口變量8里面顯示

            GuiWdData9=19; //把19這個數(shù)值放到窗口變量9里面顯示

            /*---C語言學習區(qū)域的結(jié)束---------------------------------------------------------------------------*/

            while(1)

            {

            initial();

            key_service();

            display_service();

            }

            }

            void display_service(void)

            {

            static unsigned char SucLedStatus16_09=0;

            static unsigned char SucLedStatus08_01=0;

            static unsigned int SinWdDataTemp=0;

            if(1==GucDisplayUpdate)

            {

            GucDisplayUpdate=0;

            switch(GucWd)

            {

            case 0:

            GucDigShow8=0;

            SinWdDataTemp=GuiWdData0;

            break;

            case 1:

            GucDigShow8=1;

            SinWdDataTemp=GuiWdData1;

            break;

            case 2:

            GucDigShow8=2;

            SinWdDataTemp=GuiWdData2;

            break;

            case 3:

            GucDigShow8=3;

            SinWdDataTemp=GuiWdData3;

            break;

            case 4:

            GucDigShow8=4;

            SinWdDataTemp=GuiWdData4;

            break;

            case 5:

            GucDigShow8=5;

            SinWdDataTemp=GuiWdData5;

            break;

            case 6:

            GucDigShow8=6;

            SinWdDataTemp=GuiWdData6;

            break;

            case 7:

            GucDigShow8=7;

            SinWdDataTemp=GuiWdData7;

            break;

            case 8:

            GucDigShow8=8;

            SinWdDataTemp=GuiWdData8;

            break;

            case 9:

            GucDigShow8=9;

            SinWdDataTemp=GuiWdData9;

            break;

            }

            GucDigShow7=17;

            GucDigShow6=16;

            if(1==GucKey3Sr)

            {

            if(SinWdDataTemp>=10000)

            {

            GucDigShow5=SinWdDataTemp/10000;

            }

            else

            {

            GucDigShow5=16;

            }

            if(SinWdDataTemp>=1000)

            {

            GucDigShow4=SinWdDataTemp%10000/1000;

            }

            else

            {

            GucDigShow4=16;

            }

            if(SinWdDataTemp>=100)

            {

            GucDigShow3=SinWdDataTemp%1000/100;

            }

            else

            {

            GucDigShow3=16;

            }

            if(SinWdDataTemp>=10)

            {

            GucDigShow2=SinWdDataTemp%100/10;

            }

            else

            {

            GucDigShow2=16;

            }

            GucDigShow1=SinWdDataTemp%10;

            }

            else

            {

            GucDigShow5=16;

            if(SinWdDataTemp>=0x1000)

            {

            GucDigShow4=SinWdDataTemp/0x1000;

            }

            else

            {

            GucDigShow4=16;

            }

            if(SinWdDataTemp>=0x0100)

            {

            GucDigShow3=SinWdDataTemp%0x1000/0x0100;

            }

            else

            {

            GucDigShow3=16;

            }

            if(SinWdDataTemp>=0x0010)

            {

            GucDigShow2=SinWdDataTemp%0x0100/0x0010;

            }

            else

            {

            GucDigShow2=16;

            }

            GucDigShow1=SinWdDataTemp%0x0010;

            }

            SucLedStatus16_09=SinWdDataTemp>>8;

            SucLedStatus08_01=SinWdDataTemp;

            hc595_drive(SucLedStatus16_09,SucLedStatus08_01);

            }

            }

            void key_scan(void)

            {

            static unsigned int SuiKeyTimeCnt1=0;

            static unsigned char SucKeyLock1=0;

            static unsigned int SuiKeyTimeCnt2=0;

            static unsigned char SucKeyLock2=0;

            static unsigned int SuiKey3Cnt1=0;

            static unsigned int SuiKey3Cnt2=0;

            if(1==key_sr1)

            {

            SucKeyLock1=0;

            SuiKeyTimeCnt1=0;

            }

            else if(0==SucKeyLock1)

            {

            SuiKeyTimeCnt1++;

            if(SuiKeyTimeCnt1>const_key_time1)

            {

            SuiKeyTimeCnt1=0;

            SucKeyLock1=1;

            GucKeySec=1;

            }

            }

            if(1==key_sr2)

            {

            SucKeyLock2=0;

            SuiKeyTimeCnt2=0;

            }

            else if(0==SucKeyLock2)

            {

            SuiKeyTimeCnt2++;

            if(SuiKeyTimeCnt2>const_key_time2)

            {

            SuiKeyTimeCnt2=0;

            SucKeyLock2=1;

            GucKeySec=2;

            }

            }

            if(1==key_sr3)

            {

            SuiKey3Cnt1=0;

            SuiKey3Cnt2++;

            if(SuiKey3Cnt2>const_key_time3)

            {

            SuiKey3Cnt2=0;

            GucKey3Sr=1;

            }

            }

            else

            {

            SuiKey3Cnt2=0;

            SuiKey3Cnt1++;

            if(SuiKey3Cnt1>const_key_time3)

            {

            SuiKey3Cnt1=0;

            GucKey3Sr=0;

            }

            }

            }

            void key_service(void)

            {

            static unsigned char SucKey3SrRecord=1;

            if(GucKey3Sr!=SucKey3SrRecord)

            {

            SucKey3SrRecord=GucKey3Sr;

            GucDisplayUpdate=1;

            }

            switch(GucKeySec)

            {

            case 1:

            GucWd++;

            if(GucWd>9)

            {

            GucWd=9;

            }

            GucDisplayUpdate=1;

            GuiVoiceCnt=const_voice_short;

            GucVoiceStart=1;

            GucKeySec=0;

            break;

            case 2:

            GucWd--;

            if(GucWd>9)

            {

            GucWd=0;

            }

            GucDisplayUpdate=1;

            GuiVoiceCnt=const_voice_short;

            GucVoiceStart=1;

            GucKeySec=0;

            break;

            }

            }

            void display_drive()

            {

            static unsigned char SucDigShowTemp=0;

            static unsigned char SucDisplayDriveStep=1;

            switch(SucDisplayDriveStep)

            {

            case 1:

            SucDigShowTemp=dig_table[GucDigShow1];

            dig_hc595_drive(SucDigShowTemp,0xfe);

            break;

            case 2:

            SucDigShowTemp=dig_table[GucDigShow2];

            dig_hc595_drive(SucDigShowTemp,0xfd);

            break;

            case 3:

            SucDigShowTemp=dig_table[GucDigShow3];

            dig_hc595_drive(SucDigShowTemp,0xfb);

            break;

            case 4:

            SucDigShowTemp=dig_table[GucDigShow4];

            dig_hc595_drive(SucDigShowTemp,0xf7);

            break;

            case 5:

            SucDigShowTemp=dig_table[GucDigShow5];

            dig_hc595_drive(SucDigShowTemp,0xef);

            break;

            case 6:

            SucDigShowTemp=dig_table[GucDigShow6];

            dig_hc595_drive(SucDigShowTemp,0xdf);

            break;

            case 7:

            SucDigShowTemp=dig_table[GucDigShow7];

            dig_hc595_drive(SucDigShowTemp,0xbf);

            break;

            case 8:

            SucDigShowTemp=dig_table[GucDigShow8];

            dig_hc595_drive(SucDigShowTemp,0x7f);

            break;

            }

            SucDisplayDriveStep++;

            if(SucDisplayDriveStep>8)

            {

            SucDisplayDriveStep=1;

            }

            }

            void dig_hc595_drive(unsigned char ucDigStatusTemp16_09,unsigned char ucDigStatusTemp08_01)

            {

            unsigned char i;

            unsigned char ucTempData;

            dig_hc595_sh_dr=0;

            dig_hc595_st_dr=0;

            ucTempData=ucDigStatusTemp16_09;

            for(i=0;i<8;i++)

            {

            if(ucTempData>=0x80)dig_hc595_ds_dr=1;

            else dig_hc595_ds_dr=0;

            dig_hc595_sh_dr=0;

            delay_short(1);

            dig_hc595_sh_dr=1;

            delay_short(1);

            ucTempData=ucTempData<<1;

            }

            ucTempData=ucDigStatusTemp08_01;

            for(i=0;i<8;i++)

            {

            if(ucTempData>=0x80)dig_hc595_ds_dr=1;

            else dig_hc595_ds_dr=0;

            dig_hc595_sh_dr=0;

            delay_short(1);

            dig_hc595_sh_dr=1;

            delay_short(1);

            ucTempData=ucTempData<<1;

            }

            dig_hc595_st_dr=0;

            delay_short(1);

            dig_hc595_st_dr=1;

            delay_short(1);

            dig_hc595_sh_dr=0;

            dig_hc595_st_dr=0;

            dig_hc595_ds_dr=0;

            }

            void hc595_drive(unsigned char ucLedStatusTemp16_09,unsigned char ucLedStatusTemp08_01)

            {

            unsigned char i;

            unsigned char ucTempData;

            hc595_sh_dr=0;

            hc595_st_dr=0;

            ucTempData=ucLedStatusTemp16_09;

            for(i=0;i<8;i++)

            {

            if(ucTempData>=0x80)hc595_ds_dr=1;

            else hc595_ds_dr=0;

            hc595_sh_dr=0;

            delay_short(1);

            hc595_sh_dr=1;

            delay_short(1);

            ucTempData=ucTempData<<1;

            }

            ucTempData=ucLedStatusTemp08_01;

            for(i=0;i<8;i++)

            {

            if(ucTempData>=0x80)hc595_ds_dr=1;

            else hc595_ds_dr=0;

            hc595_sh_dr=0;

            delay_short(1);

            hc595_sh_dr=1;

            delay_short(1);

            ucTempData=ucTempData<<1;

            }

            hc595_st_dr=0;

            delay_short(1);

            hc595_st_dr=1;

            delay_short(1);

            hc595_sh_dr=0;

            hc595_st_dr=0;

            hc595_ds_dr=0;

            }

            void T0_time(void) interrupt 1

            {

            TF0=0;

            TR0=0;

            if(1==GucVoiceStart)

            {

            if(GuiVoiceCnt!=0)

            {

            GuiVoiceCnt--;

            beep_dr=0;

            }

            else

            {

            beep_dr=1;

            GucVoiceStart=0;

            }

            }

            key_scan();

            display_drive();

            TH0=0xfe;

            TL0=0x0b;

            TR0=1;

            }

            void delay_short(unsigned int uiDelayShort)

            {

            static unsigned int i;

            for(i=0;i

            }

            void initial(void)

            {

            static unsigned char SucInitialLock=0;

            if(0==SucInitialLock)

            {

            SucInitialLock=1;

            key_gnd_dr=0;

            led_dr=0;

            beep_dr=1;

            TMOD=0x01;

            TH0=0xfe;

            TL0=0x0b;

            EA=1;

            ET0=1;

            TR0=1;

            }

            }

            下節(jié)預告:三種類型變量的定義與賦值語句。目前,幾乎所有的初學者在學習和上機練習C語言的時候,都是在電腦上安裝VC這個調(diào)試軟件,在源代碼里只要調(diào)用打印語句printf就可以觀察到不同的變量結(jié)果,挺方便的。但是現(xiàn)在我要提出另外一種方法,學習單片機的C語言,不一定非要用VC調(diào)試軟件,也可以直接在堅鴻51學習板上學習和上機練習的。我可以做一個調(diào)試模板程序給初學者使用,利用8位數(shù)碼管和16個LED燈來顯示不同的變量結(jié)果,利用3個按鍵來切換顯示不同的變量,這樣就能達到類似在VC平臺下用printf語句來觀察變量的效果。甚至我個人認為這樣比用VC調(diào)試的效果還更加直觀?,F(xiàn)在重點介紹這個模板程序的使用。

            在模板程序里,初學者只需要在主程序的初始化區(qū)域填入自己練習的C語言代碼,最后把需要觀察的變量賦值給窗口變量就可以了,其它部分的代碼屬于模板的監(jiān)控調(diào)試代碼,大家暫時不用讀懂它,直接復制過來就可以了。上述所謂的“賦值”,就是“=”這個語句,它表面上像我們平時用的等于號,實際上不是等于號,而是代表“給”的意思,把“=”符號右邊的數(shù)復制一份給左邊的變量,比如“a=36;”就是代表把36這個數(shù)值復制一份給變量a,執(zhí)行這條指令后,a就等于36了。這里的分號“;”代表一條程序指令的結(jié)束。窗口變量有幾個?有哪些?一共有10個,分別是GuiWdData0,GuiWdData1,GuiWdData2,GuiWdData3,GuiWdData4,GuiWdData5,GuiWdData6,GuiWdData7,GuiWdData8,GuiWdData9。這10個窗口變量是給大家調(diào)試專用的,8位數(shù)碼管可以切換顯示10個窗口變量,最左邊2位數(shù)碼管代表窗口變量號,剩下6位數(shù)碼管顯示十進制的窗口變量數(shù)值,另外16個LED實時顯示此數(shù)據(jù)的二進制格式。最左邊2位數(shù)碼管從“0-”到“9-”代表從第0個窗口變量到第9個窗口變量,也就是GuiWdData0依次到GuiWdData9。用S1和S5按鍵可以切換顯示不同的窗口變量,按住S9不放可以觀察到當前窗口變量的十六進制格式數(shù)據(jù),松開S9按鍵后,又自動返回顯示當前窗口變量的十進制數(shù)據(jù)。

            該模板程序是基于堅鴻51學習板,現(xiàn)在跟大家分享這個程序,要讓這10個窗口變量分別顯示10,11,12,13,14,15,16,17,18,19這10個數(shù),用S1按鍵可以切換顯示從小往大的窗口變量號,用S5按鍵可以切換顯示從大往小的窗口變量號。再強調(diào)一次,大家只需要關(guān)注主程序main函數(shù)的初始化區(qū)域就可以了,其它的代碼請直接復制過來,不用理解。比如:

            void main() //主程序

            {

            //...初始化區(qū)域

            while(1)

            {

            }

            }

            詳細的源代碼如下:

            #include "REG52.H"

            #define const_voice_short 40

            #define const_key_time1 20

            #define const_key_time2 20

            #define const_key_time3 20

            void initial(void);

            void delay_short(unsigned int uiDelayShort);

            void dig_hc595_drive(unsigned char ucDigStatusTemp16_09,unsigned char ucDigStatusTemp08_01);

            void display_drive(void);

            void display_service(void);

            void hc595_drive(unsigned char ucLedStatusTemp16_09,unsigned char ucLedStatusTemp08_01);

            void T0_time(void);

            void key_service(void);

            void key_scan(void);

            sbit beep_dr=P2^7;

            sbit key_sr1=P0^0;

            sbit key_sr2=P0^1;

            sbit key_sr3=P0^2;

            sbit key_gnd_dr=P0^4;

            sbit led_dr=P3^5;

            sbit dig_hc595_sh_dr=P2^0;

            sbit dig_hc595_st_dr=P2^1;

            sbit dig_hc595_ds_dr=P2^2;

            sbit hc595_sh_dr=P2^3;

            sbit hc595_st_dr=P2^4;

            sbit hc595_ds_dr=P2^5;

            unsigned char GucKeySec=0;

            unsigned char GucKey3Sr=1;

            unsigned int GuiVoiceCnt=0;

            unsigned char GucVoiceStart=0;

            unsigned char GucDigShow8;

            unsigned char GucDigShow7;

            unsigned char GucDigShow6;

            unsigned char GucDigShow5;

            unsigned char GucDigShow4;

            unsigned char GucDigShow3;

            unsigned char GucDigShow2;

            unsigned char GucDigShow1;

            unsigned char GucDisplayUpdate=1;

            unsigned char GucWd=0;

            unsigned int GuiWdData0=0;

            unsigned int GuiWdData1=0;

            unsigned int GuiWdData2=0;

            unsigned int GuiWdData3=0;

            unsigned int GuiWdData4=0;

            unsigned int GuiWdData5=0;

            unsigned int GuiWdData6=0;

            unsigned int GuiWdData7=0;

            unsigned int GuiWdData8=0;

            unsigned int GuiWdData9=0;

            code unsigned char dig_table[]=

            {

            0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f,0x77,0x7c,0x39,0x5e,0x79,0x71,0x00,0x40,

            };

            void main() //主程序

            {

            /*---C語言學習區(qū)域的開始---------------------------------------------------------------------------*/

            GuiWdData0=10; //把10這個數(shù)值放到窗口變量0里面顯示

            GuiWdData1=11; //把11這個數(shù)值放到窗口變量1里面顯示

            GuiWdData2=12; //把12這個數(shù)值放到窗口變量2里面顯示

            GuiWdData3=13; //把13這個數(shù)值放到窗口變量3里面顯示

            GuiWdData4=14; //把14這個數(shù)值放到窗口變量4里面顯示

            GuiWdData5=15; //把15這個數(shù)值放到窗口變量5里面顯示

            GuiWdData6=16; //把16這個數(shù)值放到窗口變量6里面顯示

            GuiWdData7=17; //把17這個數(shù)值放到窗口變量7里面顯示

            GuiWdData8=18; //把18這個數(shù)值放到窗口變量8里面顯示

            GuiWdData9=19; //把19這個數(shù)值放到窗口變量9里面顯示

            /*---C語言學習區(qū)域的結(jié)束---------------------------------------------------------------------------*/

            while(1)

            {

            initial();

            key_service();

            display_service();

            }

            }

            void display_service(void)

            {

            static unsigned char SucLedStatus16_09=0;

            static unsigned char SucLedStatus08_01=0;

            static unsigned int SinWdDataTemp=0;

            if(1==GucDisplayUpdate)

            {

            GucDisplayUpdate=0;

            switch(GucWd)

            {

            case 0:

            GucDigShow8=0;

            SinWdDataTemp=GuiWdData0;

            break;

            case 1:

            GucDigShow8=1;

            SinWdDataTemp=GuiWdData1;

            break;

            case 2:

            GucDigShow8=2;

            SinWdDataTemp=GuiWdData2;

            break;

            case 3:

            GucDigShow8=3;

            SinWdDataTemp=GuiWdData3;

            break;

            case 4:

            GucDigShow8=4;

            SinWdDataTemp=GuiWdData4;

            break;

            case 5:

            GucDigShow8=5;

            SinWdDataTemp=GuiWdData5;

            break;

            case 6:

            GucDigShow8=6;

            SinWdDataTemp=GuiWdData6;

            break;

            case 7:

            GucDigShow8=7;

            SinWdDataTemp=GuiWdData7;

            break;

            case 8:

            GucDigShow8=8;

            SinWdDataTemp=GuiWdData8;

            break;

            case 9:

            GucDigShow8=9;

            SinWdDataTemp=GuiWdData9;

            break;

            }

            GucDigShow7=17;

            GucDigShow6=16;

            if(1==GucKey3Sr)

            {

            if(SinWdDataTemp>=10000)

            {

            GucDigShow5=SinWdDataTemp/10000;

            }

            else

            {

            GucDigShow5=16;

            }

            if(SinWdDataTemp>=1000)

            {

            GucDigShow4=SinWdDataTemp%10000/1000;

            }

            else

            {

            GucDigShow4=16;

            }

            if(SinWdDataTemp>=100)

            {

            GucDigShow3=SinWdDataTemp%1000/100;

            }

            else

            {

            GucDigShow3=16;

            }

            if(SinWdDataTemp>=10)

            {

            GucDigShow2=SinWdDataTemp%100/10;

            }

            else

            {

            GucDigShow2=16;

            }

            GucDigShow1=SinWdDataTemp%10;

            }

            else

            {

            GucDigShow5=16;

            if(SinWdDataTemp>=0x1000)

            {

            GucDigShow4=SinWdDataTemp/0x1000;

            }

            else

            {

            GucDigShow4=16;

            }

            if(SinWdDataTemp>=0x0100)

            {

            GucDigShow3=SinWdDataTemp%0x1000/0x0100;

            }

            else

            {

            GucDigShow3=16;

            }

            if(SinWdDataTemp>=0x0010)

            {

            GucDigShow2=SinWdDataTemp%0x0100/0x0010;

            }

            else

            {

            GucDigShow2=16;

            }

            GucDigShow1=SinWdDataTemp%0x0010;

            }

            SucLedStatus16_09=SinWdDataTemp>>8;

            SucLedStatus08_01=SinWdDataTemp;

            hc595_drive(SucLedStatus16_09,SucLedStatus08_01);

            }

            }

            void key_scan(void)

            {

            static unsigned int SuiKeyTimeCnt1=0;

            static unsigned char SucKeyLock1=0;

            static unsigned int SuiKeyTimeCnt2=0;

            static unsigned char SucKeyLock2=0;

            static unsigned int SuiKey3Cnt1=0;

            static unsigned int SuiKey3Cnt2=0;

            if(1==key_sr1)

            {

            SucKeyLock1=0;

            SuiKeyTimeCnt1=0;

            }

            else if(0==SucKeyLock1)

            {

            SuiKeyTimeCnt1++;

            if(SuiKeyTimeCnt1>const_key_time1)

            {

            SuiKeyTimeCnt1=0;

            SucKeyLock1=1;

            GucKeySec=1;

            }

            }

            if(1==key_sr2)

            {

            SucKeyLock2=0;

            SuiKeyTimeCnt2=0;

            }

            else if(0==SucKeyLock2)

            {

            SuiKeyTimeCnt2++;

            if(SuiKeyTimeCnt2>const_key_time2)

            {

            SuiKeyTimeCnt2=0;

            SucKeyLock2=1;

            GucKeySec=2;

            }

            }

            if(1==key_sr3)

            {

            SuiKey3Cnt1=0;

            SuiKey3Cnt2++;

            if(SuiKey3Cnt2>const_key_time3)

            {

            SuiKey3Cnt2=0;

            GucKey3Sr=1;

            }

            }

            else

            {

            SuiKey3Cnt2=0;

            SuiKey3Cnt1++;

            if(SuiKey3Cnt1>const_key_time3)

            {

            SuiKey3Cnt1=0;

            GucKey3Sr=0;

            }

            }

            }

            void key_service(void)

            {

            static unsigned char SucKey3SrRecord=1;

            if(GucKey3Sr!=SucKey3SrRecord)

            {

            SucKey3SrRecord=GucKey3Sr;

            GucDisplayUpdate=1;

            }

            switch(GucKeySec)

            {

            case 1:

            GucWd++;

            if(GucWd>9)

            {

            GucWd=9;

            }

            GucDisplayUpdate=1;

            GuiVoiceCnt=const_voice_short;

            GucVoiceStart=1;

            GucKeySec=0;

            break;

            case 2:

            GucWd--;

            if(GucWd>9)

            {

            GucWd=0;

            }

            GucDisplayUpdate=1;

            GuiVoiceCnt=const_voice_short;

            GucVoiceStart=1;

            GucKeySec=0;

            break;

            }

            }

            void display_drive()

            {

            static unsigned char SucDigShowTemp=0;

            static unsigned char SucDisplayDriveStep=1;

            switch(SucDisplayDriveStep)

            {

            case 1:

            SucDigShowTemp=dig_table[GucDigShow1];

            dig_hc595_drive(SucDigShowTemp,0xfe);

            break;

            case 2:

            SucDigShowTemp=dig_table[GucDigShow2];

            dig_hc595_drive(SucDigShowTemp,0xfd);

            break;

            case 3:

            SucDigShowTemp=dig_table[GucDigShow3];

            dig_hc595_drive(SucDigShowTemp,0xfb);

            break;

            case 4:

            SucDigShowTemp=dig_table[GucDigShow4];

            dig_hc595_drive(SucDigShowTemp,0xf7);

            break;

            case 5:

            SucDigShowTemp=dig_table[GucDigShow5];

            dig_hc595_drive(SucDigShowTemp,0xef);

            break;

            case 6:

            SucDigShowTemp=dig_table[GucDigShow6];

            dig_hc595_drive(SucDigShowTemp,0xdf);

            break;

            case 7:

            SucDigShowTemp=dig_table[GucDigShow7];

            dig_hc595_drive(SucDigShowTemp,0xbf);

            break;

            case 8:

            SucDigShowTemp=dig_table[GucDigShow8];

            dig_hc595_drive(SucDigShowTemp,0x7f);

            break;

            }

            SucDisplayDriveStep++;

            if(SucDisplayDriveStep>8)

            {

            SucDisplayDriveStep=1;

            }

            }

            void dig_hc595_drive(unsigned char ucDigStatusTemp16_09,unsigned char ucDigStatusTemp08_01)

            {

            unsigned char i;

            unsigned char ucTempData;

            dig_hc595_sh_dr=0;

            dig_hc595_st_dr=0;

            ucTempData=ucDigStatusTemp16_09;

            for(i=0;i<8;i++)

            {

            if(ucTempData>=0x80)dig_hc595_ds_dr=1;

            else dig_hc595_ds_dr=0;

            dig_hc595_sh_dr=0;

            delay_short(1);

            dig_hc595_sh_dr=1;

            delay_short(1);

            ucTempData=ucTempData<<1;

            }

            ucTempData=ucDigStatusTemp08_01;

            for(i=0;i<8;i++)

            {

            if(ucTempData>=0x80)dig_hc595_ds_dr=1;

            else dig_hc595_ds_dr=0;

            dig_hc595_sh_dr=0;

            delay_short(1);

            dig_hc595_sh_dr=1;

            delay_short(1);

            ucTempData=ucTempData<<1;

            }

            dig_hc595_st_dr=0;

            delay_short(1);

            dig_hc595_st_dr=1;

            delay_short(1);

            dig_hc595_sh_dr=0;

            dig_hc595_st_dr=0;

            dig_hc595_ds_dr=0;

            }

            void hc595_drive(unsigned char ucLedStatusTemp16_09,unsigned char ucLedStatusTemp08_01)

            {

            unsigned char i;

            unsigned char ucTempData;

            hc595_sh_dr=0;

            hc595_st_dr=0;

            ucTempData=ucLedStatusTemp16_09;

            for(i=0;i<8;i++)

            {

            if(ucTempData>=0x80)hc595_ds_dr=1;

            else hc595_ds_dr=0;

            hc595_sh_dr=0;

            delay_short(1);

            hc595_sh_dr=1;

            delay_short(1);

            ucTempData=ucTempData<<1;

            }

            ucTempData=ucLedStatusTemp08_01;

            for(i=0;i<8;i++)

            {

            if(ucTempData>=0x80)hc595_ds_dr=1;

            else hc595_ds_dr=0;

            hc595_sh_dr=0;

            delay_short(1);

            hc595_sh_dr=1;

            delay_short(1);

            ucTempData=ucTempData<<1;

            }

            hc595_st_dr=0;

            delay_short(1);

            hc595_st_dr=1;

            delay_short(1);

            hc595_sh_dr=0;

            hc595_st_dr=0;

            hc595_ds_dr=0;

            }

            void T0_time(void) interrupt 1

            {

            TF0=0;

            TR0=0;

            if(1==GucVoiceStart)

            {

            if(GuiVoiceCnt!=0)

            {

            GuiVoiceCnt--;

            beep_dr=0;

            }

            else

            {

            beep_dr=1;

            GucVoiceStart=0;

            }

            }

            key_scan();

            display_drive();

            TH0=0xfe;

            TL0=0x0b;

            TR0=1;

            }

            void delay_short(unsigned int uiDelayShort)

            {

            static unsigned int i;

            for(i=0;i

            }

            void initial(void)

            {

            static unsigned char SucInitialLock=0;

            if(0==SucInitialLock)

            {

            SucInitialLock=1;

            key_gnd_dr=0;

            led_dr=0;

            beep_dr=1;

            TMOD=0x01;

            TH0=0xfe;

            TL0=0x0b;

            EA=1;

            ET0=1;

            TR0=1;

            }

            }

            下節(jié)預告:三種類型變量的定義與賦值語句。



            關(guān)鍵詞: C語言模板程序單片

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