单个按键控制多个音阶声音输出.c

来自「这是本人在学习51单片机时练习的C程序 [e-mail]」· C语言 代码 · 共 34 行

/*这一课，我们用一个按键，不断按下，就更换音符输出。总共输出8 个音符*/
#define uint unsigned int
#define uchar unsigned char
#define ulong unsigned long
#include <reg51.h>

sbit bibi=P1^0;
sbit K=P1^1;

uchar code T[36*2]={
      0xA9,0xEF,//00220HZ ,1       //0 
      0x93,0xF0,//00233HZ ,1# 
      0x73,0xF1,//00247HZ ,2 
      0x49,0xF2,//00262HZ ,2# 
      0x07,0xF3,//00277HZ ,3 
      0xC8,0xF3,//00294HZ ,4 
      0x73,0xF4,//00311HZ ,4# 
      0x1E,0xF5,//00330HZ ,5 
      0xB6,0xF5,//00349HZ ,5# 
      0x4C,0xF6,//00370HZ ,6 
      0xD7,0xF6,//00392HZ ,6# 
      0x5A,0xF7,//00415HZ ,7 
      0xD8,0xF7,//00440HZ 1        //12 
      0x4D,0xF8,//00466HZ 1#       //13 
      0xBD,0xF8,//00494HZ 2         //14 
      0x24,0xF9,//00523HZ 2#       //15 
      0x87,0xF9,//00554HZ 3        //16 
      0xE4,0xF9,//00587HZ 4        //17 
      0x3D,0xFA,//00622HZ 4#        //18 
      0x90,0xFA,//00659HZ 5        //19 
      0xDE,0xFA,//00698HZ 5#        //20 
      0x29,0xFB,//00740HZ 6        //21 
}