基于at89s52單片機(jī)的電子琴設(shè)計(jì)(參考版)
2025-06-21 17:01本頁(yè)面
【正文】 SPK = !SPK。 }}}/*每個(gè)音符的發(fā)聲*/void timer0() interrupt 1 using 1 { TH0=yin[2*l]。 } TR0=0。i0。(yin[2*l+1]==0xff)) { TR0=0。 if ((yin[2*l]==0xff)amp。 TL0=yin[2*l+1]。0x0f))) { goto start。 if((p11!=P1)||((p33amp。0x0F。 p33=P3。i++) { delay()。 } } for(i=0。 } if(Y4==0) { song=song4。 } if(Y3==0) { song=song3。 } if(Y2==0) { song=song2。 while(m==0) {if(Y1==0) { song=song1。 while(1) {start: j=0。void main(){ TMOD=0x01。unsigned char code song3[131]={0x52,0x42, 0x58,0x02,0x42,0x52,0x42, 0x38,0x04,0x12,0x32, 0x44,0x42,0x52,0x42,0x32,0x12,0x12, 0xC8,0x04,0x52,0x42, 0x58,0x02,0x42,0x52,0x42, 0x38,0x04,0x12,0x32, 0x44,0x42,0x52,0x42,0x32,0x12,0x32, 0x48,0x04,0x52,0x42, 0x58,0x02,0x42,0x52,0x42, 0x38,0x04,0x12,0x32, 0x44,0x42,0x52,0x42,0x32,0x12,0x11,0x31, 0xC8,0x04,0x52,0x72, 0x78,0x02,0x72,0x82,0x72, 0x58,0x04,0x42,0x42, 0x44,0x42,0x52,0x42,0x32,0x12,0x12, 0x32,0x32,0x3C, 0x09,0x72,0x72,0x82, 0xA2,0x92,0x92,0x82,0x52,0x42,0x42,0x42, 0x58,0x02,0x52,0x52,0x72, 0x84,0x84,0x02,0x12,0x52,0x42, 0x48,0x04,0x52,0x72, 0x72,0x52,0x74,0x02,0xA4,0x92, 0x82,0x92,0x54,0x02,0x82,0x82,0x92, 0x82,0x72,0x52,0x42,0x02,0xC4,0x12, 0x3C, 0xFF}。unsigned char code song1[97]={0x34,0x32,0x32,0x34,0x42,0x51, 0x62,0x52,0x42,0x32,0x34,0x04, 0x74,0x74,0x62,0x62,0x64, 0x3c,0x04, 0x64,0x62,0x52,0x42,0x32,0x34, 0x33,0x31,0x32,0x72,0x76,0x72, 0x83,0x81,0x82,0x82,0x82,0x74,0x72, 0x7c,0x04, 0x63,0x61,0x62,0x62,0x64,0x72,0x82, 0x72,0x74,0x72,0x62,0x52,0x42,0x32, 0x42,0x44,0x42,0x42,0x52,0x62,0x52, 0x5c,0x04, 0x64,0x62,0x62,0x64,0x72,0x82, 0x72,0x74,0x72,0x62,0x52,0x42,0x32, 0x42,0x46,0x53,0x41,0x42,0x32, 0x3c,0x04, 0x44,0x48,0x02,0x32, 0x3f, 0x44,0x48,0x02,0x32, 0x3f, 0x34,0x0c, 0xFF}。void delay(void)。unsigned char data p11。unsigned char data k。unsigned int data j。sbit m=StateR
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