关于原子哥VS1053的问题

hong9424 · 发表于 2018-8-24 15:29:58

现在开始录音的时候从寄存器里出来的数据w永远也不会 if((w>=256)&&(w<896))这样成立，会出现上面这个问题。不知道怎么解决

hong9424 · 发表于 2018-8-24 15:31:10

if(rval==0) //Äú′æéêÇëOK
{
recoder_enter_rec_mode(1024*recagc);
while(VS_RD_Reg(SPI_HDAT1)>>8); //μèμ½buf ½ÏÎa¿ÕÏDÔù¿aê¼
   // memset(pname,0,30);    //pnameÃ»óDèÎoÎÎÄ¼tÃû
//recoder_new_pathname(pname); //μÃμ½DÂμÄÃû×Ö
recoder_wav_init(&wavhead); //3õê¼»ˉwavêy¾Y
res=f_open(&f_rec,"1:REC/1.wav", FA_CREATE_ALWAYS | FA_WRITE);
   if(res) //ÎÄ¼t′′½¨ê§°ü
{
rec_sta=0; //′′½¨ÎÄ¼tê§°ü,2»ÄüÂ¼òô
printf("ìáê¾êÇ·ñ′æÔúSD¿¨\n");
}else res=f_write(&f_rec,&wavhead,sizeof(__WaveHeader),&bw);//D′èëí·êy¾Y
rec_sta=0X80; //¿aê¼Â¼òô
printf("¿aê¼Â¼òô\n");
while(rval==0)
{
key=KEY_Scan(0);
switch(key)
{
case KEY0_PRES: //STOP&SAVE
printf("±￡′æêy¾Y\n");
if(rec_sta&0X80)//óDÂ¼òô
{
wavhead.riff.ChunkSize=sectorsize*512+36; //Õû¸öÎÄ¼tμÄ′óD¡-8;
wavhead.data.ChunkSize=sectorsize*512; //êy¾Y′óD¡
res=f_lseek(&f_rec,0); //Æ«òÆμ½ÎÄ¼tí·.
            printf("\r\nres:%d\r\n",res);
res=f_write(&f_rec,&wavhead,sizeof(__WaveHeader),&bw);//D′èëí·êy¾Y
printf("\r\nres:%d\r\n",res);
res=f_close(&f_rec);
printf("\r\nres:%d\r\n",res);
sectorsize=0;
printf("±￡′æÂ¼òôêy¾Y\n");
}
rec_sta=0;
break;
}
///////////////////////////////////////////////////////////
//¶áè¡êy¾Y
if(rec_sta==0X80)//òÑ¾-ÔúÂ¼òôáË
{
w=VS_RD_Reg(SPI_HDAT1);
printf("w=VS_RD_Reg(SPI_HDAT1); =%d\r\n",VS_RD_Reg(SPI_HDAT1));
if((w>=256)&&(w<896))
{
printf("ÕyÔúÂ¼òô\n");
idx=0;
while(idx<512) //ò»′Î¶áè¡512×Ö½ú
{
w=VS_RD_Reg(SPI_HDAT0);
recbuf[idx++]=w&0XFF;
recbuf[idx++]=w>>8;
printf("recbuf[idx++]=%d\r\n",recbuf[idx++]);
}
res=f_write(&f_rec,recbuf,512,&bw);//D′èëÎÄ¼t
if(res)
{
printf("err:%d\r\n",res);
        printf("bw:%d\r\n",bw);
      printf("D′èë3ö′í\n");
break;//D′èë3ö′í.
}
sectorsize++;//éèÇøêyÔö¼ó1,Ô¼Îa32ms
}
}// if(rec_sta==0X80)//òÑ¾-ÔúÂ¼òôáË
///while(1)
}
}
}
}