VSDSP Forum

winwan wrote: ↑Sat 2025-04-05 14:31 Is VS1073 audio processing based on 32BIT?

Exact bit width depends on the codec and application.

Kind regards.
- Henrik

Hello!

Our brand-new audio coprocessor, VS1073, has been added to the microcontroller examples.

The link to it is:
https://www.vlsi.fi/fileadmin/app_notes ... layrec.zip

The link to all the microcontroller examples is the same as before:
https://www.vlsi.fi/en/support/applicationnotes.html

Tampere, Finland, 2nd April 2025 VLSI Solution announces VS1073, the world's most advanced audio codec coprocessor with earphone amplifier. The VS1073 IC is a low-power mixed-signal audio coprocessor that can encode and decode a myriad of different formats. It can greatly lower the workload of a sys...

Some wav files are fine. I haven't scrutinised them for dropped samples, but they seem ok. there are some files that are not actually saved correctly. These tend to have garbage file names and are usually 1kb in size. Sometimes after it crashes the SD card will not open on windows and will need for...

Hello! Here is an immediate update to the devCrypt driver. There was an issue that would show itself if you read two files simultaneously from an SD card, one file in plaintext and the other file encrypted. This has now been corrected. The documentation now also includes speed tests. In short, you c...

Hello! It is with great pleasure that I present you with an all-new decrypting driver devCrypt for VS1005. With this driver, and the accompanying encryption software, it is possible to encrypt files on a PC using a Secret Key, then decrypt the files on a device containing a VS1005 and the secret key...

Hello!

At the moment, only 16 bits is supported.

However, for your particular need, we already have a high-quality equalizer driver available, called FtEqu. Have you tried it?

Kind regards,
- Henrik

Hello!

I have downloaded your files and looking at the issue.

I will write here when I know what the issue is.

One question:
If you run SetClock without any parameters, what is the output?
Kind regards,
- Henrik

Hello! I would like to add that the current demo version of AudioBook is very suitable for devices with an LCD screen: it is capable of displaying on the console (can be redirected to e.g. LCD) the current passage. In the case of The Bible, and depending on the size of the screen, AudioBook can show...

Hello! Attached to this message is a new VS1005 audio player, PlayDirR.dl3. PlayDirR is an audio player capable of playing audio files a directory at the time. It is much like PlayDir, except that it enables a fast, sample-accurate and seamless song repeat function. Documentation for the application...