1、實(shí)驗(yàn)一 簡(jiǎn)單程序設(shè)計(jì)實(shí)驗(yàn)一、實(shí)驗(yàn)?zāi)康恼莆諉纹瑱C(jī)程序設(shè)計(jì)的基本方法，熟悉程序交叉編譯和調(diào)試執(zhí)行的過(guò)程。二、實(shí)驗(yàn)器材1、PC機(jī)（安裝Keil軟件） 1臺(tái)2、實(shí)驗(yàn)開(kāi)發(fā)板 1塊3、U-EC5型仿真器 1只4、直流穩(wěn)壓電源 1臺(tái)三、實(shí)驗(yàn)要求1、課前溫習(xí)和回顧C(jī)語(yǔ)言程序設(shè)計(jì)方面的知識(shí)。2、搭建集成開(kāi)發(fā)環(huán)境 (參考所給實(shí)驗(yàn)附件中Keil軟件與仿真驅(qū)動(dòng)程序安裝.doc)。3、編寫(xiě)簡(jiǎn)單的C程序，熟悉Keil環(huán)境下的調(diào)試方法，包括跟蹤、單步運(yùn)行和斷點(diǎn)設(shè)置等。4、仔細(xì)觀察實(shí)驗(yàn)板電路圖，并結(jié)合C8051F411數(shù)據(jù)手冊(cè)給出自己I/O端口配置方案。5、編寫(xiě)程序，實(shí)現(xiàn)LED的亮滅、蜂鳴器的鳴叫以及按鍵狀態(tài)識(shí)別等控制功能。

2、四、擴(kuò)充實(shí)驗(yàn)（思考題）1、如何實(shí)現(xiàn)蜂鳴器的間歇鳴叫（1秒）?2、如何實(shí)現(xiàn)依次點(diǎn)亮LED的控制功能？五實(shí)驗(yàn)程序1.實(shí)現(xiàn)LED的亮滅#include c8051F410.h#define OLD_BOARD #ifdef OLD_BOARDsbit LED8=P17;sbit LED7=P16;sbit LED6=P15;sbit LED5=P14;sbit LED4=P13;sbit LED3=P12;sbit LED2=P11;sbit LED1=P10;sbit KEY5=P22;sbit KEY4=P21;sbit KEY3=P20;sbit KEY2=P02;sbit KEY1=P01;

3、sbit SPKOUT=P00;#elsesbit LED8=P21;sbit LED7=P20;sbit LED6=P07;sbit LED5=P06;sbit LED4=P03;sbit LED3=P02;sbit LED2=P01;sbit LED1=P00;sbit KEY5=P17;sbit KEY4=P16;sbit KEY3=P15;sbit KEY2=P14;sbit KEY1=P13;sbit SPKOUT=P22; #endifvoid init(void); /初始化子程序void main()init(); /初始化子程序LED1 = 1;LED2 = 0;LED3 =

4、 0;LED4 = 0;LED5 = 0;LED6 = 0;LED7 = 0;LED8 = 1;SPKOUT = 0; for(;) void init(void)PCA0MD=0x00;/關(guān)閉WDT控制OSCICN=0xc7;/設(shè)置內(nèi)部振蕩器工作(使用內(nèi)部晶振24.5MHz)#ifdef OLD_BOARDP0MDIN=0xFF;P0MDOUT=0x11;P0SKIP=0xCF;P1MDIN=0xFF;P1MDOUT=0x00;P1SKIP=0xFF;P2MDIN=0xFF;P2MDOUT=0x04;#elseP0MDIN=0xFF;P0MDOUT=0x10;P0SKIP=0xCF;P1MD

5、IN=0xFF;P1MDOUT=0x00;P1SKIP=0xFF;P2MDIN=0xFF;P2MDOUT=0x04;P2SKIP=0xFF; #endifXBR0=0x01;XBR1=0x41;2. 蜂鳴器的實(shí)現(xiàn)#include c8051F410.h#define OLD_BOARD #ifdef OLD_BOARD sbit SPKOUT = P00; #else sbit SPKOUT = P22; #endifvoid init(void); /初始化子程序void main()init(); /初始化子程序 for(;) SPKOUT = 1;/蜂鳴器鳴叫 void init(voi

6、d)PCA0MD=0x00;/關(guān)閉WDT控制OSCICN=0xc7;/設(shè)置內(nèi)部振蕩器工作(使用內(nèi)部晶振24.5MHz)#ifdef OLD_BOARDP0MDIN=0xFF;P0MDOUT=0x11;P0SKIP=0xCF;P1MDIN=0xFF;P1MDOUT=0x00;P1SKIP=0xFF;P2MDIN=0xFF;P2MDOUT=0x04;P2SKIP=0xFF;#elseP0MDOUT=0x10;P0SKIP=0xCF;P1MDIN=0xFF;P1MDOUT=0x00;P1SKIP=0xFF;P2MDIN=0xFF;P2MDOUT=0x04;P2SKIP=0xFF;#endifXBR0

7、=0x01;XBR1=0x40;3.實(shí)現(xiàn)亮燈且按鍵狀態(tài)識(shí)別蜂鳴#include c8051F410.h#define OLD_BOARD #ifdef OLD_BOARDsbit LED8=P17;sbit LED7=P16;sbit LED6=P15;sbit LED5=P14;sbit LED4=P13;sbit LED3=P12;sbit LED2=P11;sbit LED1=P10;sbit KEY5=P22;sbit KEY4=P21;sbit KEY3=P20;sbit KEY2=P02;sbit KEY1=P01;sbit SPKOUT=P00;#elsesbit LED8=P2

8、1;sbit LED7=P20;sbit LED6=P07;sbit LED5=P06;sbit LED4=P03;sbit LED3=P02;sbit LED2=P01;sbit LED1=P00;sbit KEY5=P17;sbit KEY4=P16;sbit KEY3=P15;sbit KEY2=P14;sbit KEY1=P13;sbit SPKOUT=P22; #endifvoid Delay(int n);void main(void)PCA0MD=0x00; OSCICN=0xc7;/設(shè)置內(nèi)部振蕩器工作(使用內(nèi)部晶振24.5MHz)#ifdef OLD_BOARDP0MDIN=0

9、xFF;P0MDOUT=0x11;P0SKIP=0xCF;P1MDIN=0xFF;P1MDOUT=0x00;P1SKIP=0xFF;P2MDIN=0xFF;P2MDOUT=0x04;P2SKIP=0xFF;#elseP0MDIN=0xF0;P0MDOUT=0x10;P0SKIP=0xCF;P1MDIN=0xFF;P1MDOUT=0x00;P1SKIP=0xFF;P2MDIN=0xFF;P2MDOUT=0x04;P2SKIP=0xFF;#endifXBR0=0x01;XBR1=0x40;LED5 = 0;LED6 = 0;LED7 = 0;LED8 = 0;SPKOUT = 0; for(;)

10、if(KEY1=0)Delay();if(KEY1=0)SPKOUT = !SPKOUT; void Delay(int n)while(-n);4.實(shí)現(xiàn)蜂鳴器的間歇鳴叫及依次點(diǎn)亮LED#include C8051F410.H#define OLD_BOARD #ifdef OLD_BOARDsbit LED8=P17;sbit LED7=P16;sbit LED6=P15;sbit LED5=P14;sbit LED4=P13;sbit LED3=P12;sbit LED2=P11;sbit LED1=P10;sbit KEY5=P22;sbit KEY4=P21;sbit KEY3=P20

11、;sbit KEY2=P02;sbit KEY1=P01;sbit SPKOUT=P00;#elsesbit LED8=P21;sbit LED7=P20;sbit LED6=P07;sbit LED5=P06;sbit LED4=P03;sbit LED3=P02;sbit LED2=P01;sbit LED1=P00;sbit KEY5=P17;sbit KEY4=P16;sbit KEY3=P15;sbit KEY2=P14;sbit KEY1=P13;sbit SPKOUT=P22; #endif#define SYSCLK L#define TIME0TIME 1000 /定時(shí)時(shí)間為

12、0.001s(1ms)#define TIMER0CNT -SYSCLK*TIME0TIME/12 /定時(shí)器0時(shí)間常數(shù)void init(void);void Time0_ISR(void);void main(void)init();SPKOUT = 0;LED1 = 1;LED2 = 1;LED3 = 1;LED4 = 1;LED5 = 1;LED6 = 1;LED7 = 1;LED8 = 1; for(;);void init(void)PCA0MD=0x00; /關(guān)閉WDT控制OSCICN=0xc7; /設(shè)置內(nèi)部振蕩器工作(使用內(nèi)部晶振24.5MHz)#ifdef OLD_BOARDP

13、0MDIN=0xFF;P0MDOUT=0x11;P0SKIP=0xCF;P1MDIN=0xFF;P1MDOUT=0x00;P1SKIP=0xFF;P2MDIN=0xFF;P2MDOUT=0x04;P2SKIP=0xFF;#elseP0MDIN=0xFF;P0MDOUT=0x10;P0SKIP=0xCF;P1MDIN=0xFF;P1MDOUT=0x00;P1SKIP=0xFF;P2MDIN=0xFF;P2MDOUT=0x04;P2SKIP=0xFF;#endifXBR0=0x01;XBR1=0x40;TMOD= 0x21;TCON= 0x05;TH0= TIMER0CNT/256;TL0= TI

14、MER0CNT;TR0= 1;IP= 0x00;ET0= 1;EA=1;void Time0_ISR(void) interrupt INTERRUPT_TIMER0static int Counter=0;static unsigned char LEDNUM=0;Counter+;if (Counter999)Counter = 0;LEDNUM-;LEDNUM = LEDNUM & 0x07;SPKOUT = !SPKOUT;LED1 = !(LEDNUM = 0x00);LED2 = !(LEDNUM = 0x01);LED3 = !(LEDNUM = 0x02);LED4 = !(L

15、EDNUM = 0x03);LED5 = !(LEDNUM = 0x04);LED6 = !(LEDNUM = 0x05);LED7 = !(LEDNUM = 0x06);LED8 = !(LEDNUM = 0x07);TH0=TIMER0CNT/256;TL0=TIMER0CNT;TR0=1;六實(shí)驗(yàn)結(jié)果1.實(shí)現(xiàn)LED的亮滅運(yùn)行此程序后，單片機(jī)板上的led燈全部都亮，當(dāng)停止編譯后，燈全部熄滅。2. 蜂鳴器的實(shí)現(xiàn)運(yùn)行程序后，蜂鳴器開(kāi)始鳴叫并持續(xù)不斷，當(dāng)停止運(yùn)行后，蜂鳴聲消失。3.實(shí)現(xiàn)亮燈且按鍵狀態(tài)識(shí)別蜂鳴運(yùn)行程序后單片機(jī)板上的后四個(gè)燈亮，當(dāng)按下板上的key1鍵時(shí)蜂鳴器開(kāi)始響，當(dāng)再次按下時(shí)蜂鳴聲停止，再次按下時(shí)又開(kāi)始響，一直重復(fù)進(jìn)行下去。4.實(shí)現(xiàn)蜂鳴器的間歇鳴叫及依次點(diǎn)亮LED當(dāng)運(yùn)行程序后，蜂鳴器間隔一秒就響，同時(shí)led燈也開(kāi)始循環(huán)閃亮。七出現(xiàn)的問(wèn)題及解決方法1.在實(shí)現(xiàn)led燈亮滅的過(guò)程中發(fā)現(xiàn)燈不亮，經(jīng)檢查發(fā)現(xiàn)原來(lái)沒(méi)有在頭文件中加入define OLD_BOARD