参考,注意许多书都说用正弦表,我认为错的,应当是全波表
unsigned char code SINTAB[128]=
{
0 ,6 ,13 ,19 ,25 ,31 ,37 ,44 ,50 ,56 ,62 ,68 ,74 ,80 ,86 ,92 ,
98 ,103,109,115,120,126,131,136,142,147,152,157,162,167,171,176,
180,185,189,193,197,201,205,208,212,215,219,222,225,228,231,233,
236,238,240,242,244,246,247,249,250,251,252,253,254,254,255,255,
255,255,255,254,254,253,252,251,250,249,247,246,244,242,240,238,
236,233,231,228,225,222,219,215,212,208,205,201,197,193,189,185,
180,176,171,167,162,157,152,147,142,136,131,126,120,115,109,103,
98 ,92 ,86 ,80 ,74 ,68 ,62 ,56 ,50 ,44 ,37 ,31 ,25 ,19 ,13 ,6
}; |