Search found 3 matches

by qpdkvn
Thu 2019-08-08 11:00
Forum: Microcontroller Software
Topic: VS1003 IMA ADPCM Recording
Replies: 5
Views: 394

Re: VS1003 IMA ADPCM Recording

Sorry that was my fault. I read 32bits and wrote 64 bits. I fixed my code and I can get this result. RecordTest.wav I can play this file in desktop and it sounds similar to my whistle. But playtime is only half and the voice in the file is not mine. -① I tried auto gain and 16384, 65535... etc but t...
by qpdkvn
Wed 2019-08-07 2:01
Forum: Microcontroller Software
Topic: VS1003 IMA ADPCM Recording
Replies: 5
Views: 394

Re: VS1003 IMA ADPCM Recording

RecordTest.wav is a file that recorded my whistle. And I can play .mp3 file and .wav file on my chip well. But when I play recorded IMA ADPCM file on my chip, It plays chopping sound. And that sound is not similar to my whistle. I think it seems to be because of the file has 32-bit zero, and 32-bit ...
by qpdkvn
Tue 2019-08-06 11:45
Forum: Microcontroller Software
Topic: VS1003 IMA ADPCM Recording
Replies: 5
Views: 394

VS1003 IMA ADPCM Recording

I'm trying to record file with VS1003, but it gives me strange data. RecordTest.wav This is the data that VS1003 gave. But when I play this file into play mode, It plays strange sound. These are the value that I write into the register. VS1003_MODE = 0x5800 or 0x1800 (Both doesn't work) VS1003_CLOCK...