单片机蜂鸣器响生日快乐编程程序
#include
#define uint unsigned int
#define uchar unsigned char
sbit speaker=P1^0; //学校给的学习板次了点,用两个I/O口控制蜂鸣器。不过大多数的学习板是一个I/O口控制。
sbit speaker1=P1^1; //如果你的板是一个I/O控制的,这行可以删掉。
uint k,i;
unsigned char timer0h,timer0l,time;
//生日歌
code unsigned char sszymmh[]={
5,1,1, 5,1,1, 6,1,2, 5,1,2, 1,2,2, 7,1,4,
5,1,1, 5,1,1, 6,1,2, 5,1,2, 2,2,2, 1,2,4,
5,1,1, 5,1,1, 5,2,2, 3,2,2, 1,2,2, 7,1,2, 6,1,2,
4,2,1, 4,2,1, 3,2,2, 1,2,2, 2,2,2, 1,2,4};
// 音阶频率表 高八位
code unsigned char FREQH[]={
0xF2,0xF3,0xF5,0xF5,0xF6,0xF7,0xF8,
0xF9,0xF9,0xFA,0xFA,0xFB,0xFB,0xFC,0xFC, //1,2,3,4,5,6,7,8,i
0xFC,0xFD,0xFD,0xFD,0xFD,0xFE,
0xFE,0xFE,0xFE,0xFE,0xFE,0xFE,0xFF,
} ;// 音阶频率表 低八位
code unsigned char FREQL[]={
0x42,0xC1,