简单运用c语言编写电子琴程序unsignedcharcodefreq[][2]={0xD8,0xF7,//00440HZ10xBD,0xF8,//00494HZ20x87,0xF9,//00554HZ30xE4,0xF9,//00587HZ40x90,0xFA,//00659HZ50x29,0xFB,//00740HZ60xB1,0xFB,//00831HZ70xEF,0xFB,//00880HZ`1};