dianziqin.rar_dianziqin

//-------------------------------------------------------------------------* //工 程 名: linmin.s19 //硬件连接: PTD4接蜂鸣器，LCD显示器接入上排插座 //程序描述: * //目 的:在实验箱上实现功能电子琴的功能 //说 明:实验箱上的蜂鸣器发出对应的音调（中音），当同时按下*和1-7时是，蜂鸣器 // 发出低音，同时按下#和1-7时，蜂鸣器发高音。只要按键没松开，蜂鸣器一直 // 发声，直到松到按键。 //日 期: 2009年06月22日 * //-------------------------------------------------------------------------* /*[头文件]*/ #include "GP32C.H" //包含头文件 #include "KB.h" /*函数声明*/ extern void PWMInit(unsigned int ); //PWM初始化 extern void PWMconf(unsigned int); //PWM设置 extern void Delay_ms(unsigned char ); //延时 extern void LcdInit(void); extern void xiao_xing_xing(void); extern void two_tigers(void); extern void lcdshow1(unsigned char x,unsigned char y,unsigned char str[]); unsigned char welcome[16]=" play piano"; unsigned char name1[16]="xiao xing xing! "; unsigned char name2[13]="two tigers ! "; unsigned char zyinfu[]="middle:doumiddle:luemiddle:mimiddle:famiddle:suomiddle:lamiddle:xi"; unsigned char diyin[]="low:doulow:luelow:milow:falow:suolow:lalow:xi"; unsigned char gaoyin[]="high:douhigh:luehigh:mihigh:fahigh:suohigh:lahigh:xi"; //主函数 void main() { unsigned char KB_valve,a; //KB_Init(); lcdshow1(0,12,welcome); //[主循环] while(1) { KB_valve=KB_Scan();//读键值 KB_valve=KB_Def(KB_valve); if(a!=KB_valve) { a=KB_valve; switch(KB_valve) { case '1':PWMconf(523);lcdshow1(0,10,zyinfu);break; case '2':PWMconf(558);lcdshow1(10,20,zyinfu);break; case '3':PWMconf(660);lcdshow1(20,29,zyinfu);break; case '4':PWMconf(698);lcdshow1(29,38,zyinfu);break; case '5':PWMconf(784);lcdshow1(38,48,zyinfu);break; case '6':PWMconf(880);lcdshow1(48,57,zyinfu);break; case '7':PWMconf(988);lcdshow1(57,66,zyinfu);break; case 'a':PWMconf(262);lcdshow1(0,7,diyin);break; case 'b':PWMconf(294);lcdshow1(7,14,diyin);break; case 'c':PWMconf(330);lcdshow1(14,20,diyin);break; case 'd':PWMconf(349);lcdshow1(20,26,diyin);break; case 'e':PWMconf(392);lcdshow1(26,33,diyin);break; case 'f':PWMconf(440);lcdshow1(33,39,diyin);break; case 'g':PWMconf(494);lcdshow1(39,45,diyin);break; case 'A':PWMconf(1046);lcdshow1(0,8,gaoyin);break; case 'B':PWMconf(1175);lcdshow1(8,16,gaoyin);break; case 'C':PWMconf(1318);lcdshow1(16,23,gaoyin);break; case 'D':PWMconf(1397);lcdshow1(23,30,gaoyin);break; case 'E':PWMconf(1568);lcdshow1(30,38,gaoyin);break; case 'F':PWMconf(1760);lcdshow1(38,45,gaoyin);break; case 'G':PWMconf(1976);lcdshow1(45,52,gaoyin);break; case '#':lcdshow1(0,16,name1);xiao_xing_xing();break; case '8':lcdshow1(0,13,name2);two_tigers();break; default :T1SC|=(1<<5);T1SC0=0x0e;break;//停止定时器1计数器计数 } } } } void xiao_xing_xing(void) { unsigned int i; unsigned char KB_valve; for(i=1;i<=46;i++) { if(KB_Scan()==/*0xD7||*/0xEE/*||0xDE||0xBE||0xED||0xDD||0xBD||0xEB||0xDB||0xE7||0xB7||0x7E||0x7D||0x7B||0x77*/) break; switch(i) { case 1:PWMconf(523);break; case 2:PWMconf(523);break; case 3:PWMconf(784);break; case 4:PWMconf(784);break; case 5:PWMconf(880);break; case 6:PWMconf(880);break; case 7:PWMconf(784);break; case 8:Delay_ms(255);break; case 9:PWMconf(698);break; case 10:PWMconf(698);break; case 11:PWMconf(660);break; case 12:PWMconf(660);break; case 13:PWMconf(558);break; case 14:PWMconf(558);break; case 15:PWMconf(523);break; case 16:Delay_ms(255);break; case 17:PWMconf(784);break; case 18:PWMconf(784);break; case 19:PWMconf(698);break; case 20:PWMconf(660);break; case 21:PWMconf(558);break; case 22:Delay_ms(255);break; case 23:PWMconf(784);break; case 24:PWMconf(784);break; case 25:PWMconf(698);break; case 26:PWMconf(698);break; case 27:PWMconf(660);break; case 28:PWMconf(660);break; case 29:PWMconf(558);break; case 30:Delay_ms(255);break; case 31:PWMconf(523);break; case 32:PWMconf(523);break; case 33:PWMconf(784);break; case 34:PWMconf(784);break; case 35:PWMconf(880);break; case 36:PWMconf(880);break; case 37:PWMconf(784);break; case 38:Delay_ms(255);break; case 39:PWMconf(698);break; case 40:PWMconf(698);break; case 41:PWMconf(660);break; case 42:PWMconf(660);break; case 43:PWMconf(558);break; case 44:PWMconf(558);break; case 45:PWMconf(523);break; case 46:Delay_ms(255);break; //default:T1SC|=(1<<5);T1SC0=0x0e;break;//停止定时器1计数器计数 } } } void two_tigers(void) { unsigned char j; unsigned char KB_valve; for(j=1;j<=40;j++) { if(KB_Scan()==0xD7/*)|(0xEE)|(0xDE)|(0xBE)|(0xED)|(0xDD)|(0xBD)|(0xEB)|(0xDB)|(0xE7)|(0xB7)|(0x7E)|(0x7D)|(0x7B)|(0x77)*/) break; switch(j) { case 1:PWMconf(523);break; case 2:PWMconf(558);break; case 3:PWMconf(660);break; case 4:PWMconf(523);break; case 5:Delay_ms(100);break; case 6:PWMconf(523);break; case 7:PWMconf(558);break; case 8:PWMconf(660);break; case 9:PWMconf(523);break; case 10:Delay_ms(100);break; case 11:PWMconf(660);break; case 12:PWMconf(698);break; case 13:PWMconf(784);break; case 14:Delay_ms(200);break; case 15:PWMconf(660);break; case 16:PWMconf(698);break; case 17:PWMconf(784);break; case 18:Delay_ms(200);break; case 19:PWMconf(784);break; case 20:PWMconf(880);break; case 21:PWMconf(784);break; case 22:PWMconf(698);break; case 23:PWMconf(660);break; case 24:PWMconf(523);break; case 25:Delay_ms(200);break; case 26:PWMconf(784);break; case 27:PWMconf(880);break; case 28:PWMconf(784);break; case 29:PWMconf(698);break; case 30:PWMconf(660);break; case 31:PWMconf(523);break; case 32:Delay_ms(200);break; case 33:PWMconf(523);break; case 34:PWMconf(392);break; case 35:PWMconf(523);break; case 36:Delay_ms(200);break; case 37:PWMconf(523);break; case 38:PWMconf(392);break; case 39:PWMconf(523);break; case 40:Delay_ms(200);break; } } }