#include <reg52.h> sbit speaker = P2^3; unsigned char timer0h, timer0l, time; //-------------------------------------- code unsigned char FREQH[] = { 0xF2, 0xF3, 0xF5, 0xF5, 0xF6, 0xF7, 0xF8, //1234567 0xF9, 0xF9, 0xFA, 0xFA, 0xFB, 0xFB, 0xFC, 0xFC,/1，2，3，4，5，6，7i 0xFC, 0xFD, 0xFD, 0xFD, 0xFD, 0xFE, // 234567 0xFE, 0xFE, 0xFE, 0xFE, 0xFE, 0xFE, 0xFF}; // 1234567 code unsigned char FREQL[] = { 0x42, 0xC1, 0x17, 0xB6, 0xD0, 0xD1, 0xB6, //1234567 0x21, 0xE1, 0x8C, 0xD8, 0x68, 0xE9, 0x5B, 0x8F, /1，2，3，4，5，6，7i 0xEE, 0x44, 0x6B, 0xB4, 0xF4, 0x2D, // 234567 0x47, 0x77, 0xA2, 0xB6, 0xDA, 0xFA, 0x16}; //-------------------------------------- code unsigned char qu[] = { 6,1,4, 1,2,4, 5,2,4, 1,2,4, 4,1,4, 5,1,2, 6,1,2, 5,2,4, 1,2,4, 1,1,4, 5,1,4, 5,2,4, 1,2,4, 1,1,4, 5,2,4, 7,1,4, 5,2,4, 6,1,4, 1,2,4, 5,2,4, 6,1,4, 4,1,4, 5,1,2, 6,1,2, 5,2,4, 1,2,4, 1,1,4, 5,1,4, 5,2,4, 1,2,4, 1,1,4, 5,2,4, 7,1,2, 1,2,2, 五、四、/前奏 5,2,4, 5,2,4, 1,2,4, 1,2,8, 2,2,4, 3,2,4, ///小黄花的故事 5,2,4, 5,2,4, 1,2,4, 2,2,2, 3,2,2, 2,2,2, 1,2,2, 五、四、//从出生那一年起就漂浮着 5,2,4, 5,2,4, 1,2,4, 1,2,8, 2,2,4, 三、二、四、/童年荡秋千 3,2,4, 2,2,2, 3,2,2, 4,2,2, 3,2,2, 2,2,2, 4,2,2, 3,2,2, 2,2,2, 1,2,4,///记忆一直摇到现在 5,1,4, 1,2,4, 1,2,4, 3,2,4, 4,2,4, 3,2,4, 2,2,4, 1,2,2, 2,2,4, 3,2,4, 3,2,4, 3,2,4, 3,2,4, 2,2,2, 3,2,2, 2,2,4, 1,2,8, //Re So So Si Do Si La So La Si Si Si La Si La So 5,1,4, 1,2,4, 2,2,4, 3,2,4, 4,2,4, 3,2,4, 2,2,4, 一、二、二、/吹着前奏看着天空 2,2,2, 3,2,4, 3,2,4, 3,2,4, 3,2,4, 2,2,2, 3,2,2, 2,2,4, 1.2.2./我想起花瓣试图掉下来 7,1,2, 1,2,2, 1,2,2, 1,2,2, 1,2,2, 7,1,2, 1,2,4, 1,2,2, ////为你翘课的那一天 1,2,2, 1,2,2, 1,2,2, 1,2,2, 7,1,2, 1,2,4, 1,2,2, ///花落得那一天 1,2,2, 1,2,2, 1,2,2, 1,2,2, 7,1,2, 1,2,4, 1,2,2, ///教室的房间 1,2,2, 1,2,2, 1,2,2, 1,2,2, 5,2,2, 5,2,4, 5,2,2,为什么我看不见？ 5,2,2, 5,2,2, 5,2,2, 5,2,2, 5,2,4, 5,2,2, //消失的雨天 5,2,2, 5,2,2, 5,2,2, 5,2,2, 4,2,2, 3,2,2, 3,2,2, //我真的很想再淋一次 1,2,2, 1,2,2, 1,2,2, 1,2,2, 6,1,4, 7,1,4, 1,2,4, 5,2,4, 4,2,4, 3,2,4, 1,2,4, 1、2、4、/没想到失去的勇气还留着 1,2,2, 1,2,2, 1,2,2, 1,2,2, 3,2,4, 1,2,4, //真想再问一遍 6,1,4, 7,1,4, 1,2,4, 5,2,4, 4,2,4, 3,2,4, 1,2,4, 2,2,4, 2.10./你会等还是离开？ 3,2,4, 2,2,4, 4,2,4, 3,2,8, 1,2,4, 5,2,4, 7,2,4, 1,3,4, 7,2,4, 1,2,4, 1,2,8,// 这一天我试着握着你的手 1,2,4, 6,2,4, 6,2,4, 6,2,4, 5,2,4, 5,2,8, 5,2,4, 4,2,4, 3,2,4, 2,2,4, 3,2,4, 3,2,4, 3，2，10，/，但是雨渐渐大到我看不见你。 3,2,4, 4,2,4, 5,2,4, 3,2,8, 4,2,4, 5,2,4, 7,2,4, 2,3,4, 7,2,4, 1,3,4, 1、3、8、/我能和你在一起多久？ 1,3,4, 1,3,4, 5,2,4, 5,2,4, 6,2,4, 5,2,2, 4,2,2, 4,2,4, 2,2,4, 3,2,4, 4,2,4, 5,2,4, 6,2,4, 1,2,4, 6,2,6, 7,2,2, 7,2,4, ///等到放晴那天，也许我会好一点 3,2,4, 2,2,4, 4,2,4, 3,2,8, 1,2,4, 5,2,4, 7,2,4, 1,3,4, 7,2,4, 1,2,4, 1，2，8，//以前有人爱你很久了 1,2,4, 6,2,4, 6,2,4, 6,2,4, 5,2,4, 5,2,8, 5,2,4, 4,2,4, 3,2,4, 2,2,4, 3,2,4, 4,2,4, 3,2,4, 3、2、10、/但偏偏风渐渐把距离吹得很远 3,2,4, 4,2,4, 5,2,4, 3,2,8, 4,2,4, 5,2,4, 7,2,4, 2,3,4, 7,2,4, 1,3,4, 1,3,4,// 终于可以再爱一天了。 1,3,4, 1,3,4, 5,2,4, 5,2,4, 6,2,4, 5,2,4, 4,2,4, 6,1,4, 7,1,4, 1,2,4, 2,2,4, 3,2,4, 2,2,4, 3,2,4, 1,2,4, 1,2,10, //但在故事的最后，你似乎说了再见 0,0,0,} ; void t0int() interrupt 1 { TR0 = 0; speaker = !speaker; TH0 = timer0h; TL0 = timer0l; TR0 = 1; } //-------------------------------------- void delay(unsigned char t) { unsigned char t1; unsigned long t2; for(t1 = 0; t1 < t; t1 ) for(t2 = 0; t2 < 1900; t2 ); TR0 = 0; } //-------------------------------------- void song() { TH0 = timer0h; TL0 = timer0l; TR0 = 1; delay(time); } //-------------------------------------- void main(void) { unsigned char k; unsigned long int i; TMOD = 1; ET0 = 1; EA = 1; while(1) { i = 0; time = 1; while(time) { k = qu[i] 7 * qu[i 1] - 1; timer0h = FREQH[k]; timer0l = FREQL[k]; time = qu[i 2]; i = 3; song(); } } }我的单片机蜂鸣器接口是P2^3.不同的朋友自己换哈
从前有人爱你很久了~~