51单片机矩阵键盘代码答:sbit dula=P2^6;sbit wela=P2^7;uchar code table[]={ 0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f,0x77,0x7c,0x39,0x5e,0x79,0x71};void delayms(uint xms){ uint i,j;for(i=xms;i>0;i--)for(j=110;j>0;j--);} void display(uchar num){ P0=table[num]...
单片机歌曲代码答:define uchar unsigned char uchar * TABLE ;code uint TABLE1 [15]={64260,64400,64524,64580,64684,64777,64820,64898,64968,65030,65058,65110,65157,65178,65217};code uchar SONG [ ]={ //1. 迟来的爱 };code uchar SONG1 [ ]={ //2.两只蝴蝶 };code uchar...