Search found 1147 matches

by Henrik
Wed 2019-09-18 12:05
Forum: VS1010 Forum
Topic: VS1010 RecPlayExample
Replies: 2
Views: 174

Re: VS1010 RecPlayExample v0.20

Hello! Attached to this message is version 0.20 of RecPlayExample, the Voice Recorder / Voice/MP3 player for the VS1010 Developer Board. This version contains the following enhancements: Added 24 kHz recording option to the older 8 and 16 kHz options, and made it the default mode. Enhanced low frequ...
by Henrik
Mon 2019-09-09 0:28
Forum: VS1005 and VSOS Software
Topic: VS1005 Training Material
Replies: 1
Views: 60

Re: VS1005 Training Material for 2019

Hello! Attached to this message is the all-new VS1005 training material for VLSI Solution's training course of 9/2019. The contents for this year reads as follows: VS1005 VSOS Shell and New Apps/Drivers VS1005 Hi-Res Recorder Update VS1005 VSOS Overview Reprise VS1005 / VSOS Universal Binaries Updat...
by Henrik
Mon 2019-09-09 0:15
Forum: VS1005 and VSOS Software
Topic: VS1005 Training Material
Replies: 1
Views: 60

VS1005 Training Material

Hello! Attached to this message is VS1005-based training material for the course held at VLSI in 9/2017. It's been a while, but this is re-released in the hopes that it might prove useful to somebody. The contents are as follows: VS1005 Hi-Res Recorder VSOS Overview VSOS Shell and Some New Commands ...
by Henrik
Tue 2019-08-06 15:59
Forum: VS1005 and VSOS Software
Topic: touch288, stdbbtn, stdbtch Universal Binary Solutions
Replies: 0
Views: 601

touch288, stdbbtn, stdbtch Universal Binary Solutions

Hello! It was recently brought to my attention that we haven't released future-proof Universal Binaries (introduced with VSOS 3.50 in January 2018) of three touch display drivers. This message contains these drivers in the modern format as VSIDE Solutions. These will be part of the future VSOS Root ...
by Henrik
Tue 2019-08-06 13:26
Forum: VS1010 Forum
Topic: VS1010 RecPlayExample
Replies: 2
Views: 174

Re: VS1010 RecPlayExample v0.10

Hi! Back from the holidays with a new version 0.10 of RecPlayExample, the Voice Recorder / Voice/MP3 player for the VS1010 Developer Board. There are several new features and changes to this version: The Voice Recorder has now an option to record at 16 kHz instead of 8 kHz. 16 kHz is the new default...
by Henrik
Fri 2019-07-26 14:55
Forum: VS1010 Forum
Topic: VS1010 RecPlayExample
Replies: 2
Views: 174

VS1010 RecPlayExample

Hello! I present you with the first pre-release of a new VS1010 program collection, the VS1010 RecPlayExample. The RecPlayExample shows an example of an Voice / MP3 player that can also record voice files in 8 kHz IMA ADPCM WAV format to SD cards. If connect to a PC through USB, the player shows up ...
by Henrik
Fri 2019-07-26 11:31
Forum: VS1010 Forum
Topic: VS1053 split Ogg stream uninterrupted audio
Replies: 4
Views: 211

Re: VS1053 split Ogg stream uninterrupted audio

Hello! I am working on an ESP32 + VS1053 based Ogg audio record that will send audio files to a web server. I'd like split continuos audio into sequential files (of about 1 minute time lenght). I am able to start VL1053 chip, start Ogg recording and save data to SD card. In forum (http://www.vsdsp-f...
by Henrik
Tue 2019-07-16 12:58
Forum: VS1005 and VSOS Software
Topic: options connecting 2 VS1005 together
Replies: 3
Views: 212

Re: options connecting 2 VS1005 together

Hello! To elaborate on what Panu said: if your card #2 is intended to read data through I2S input, then process the audio in any way that doesn't alter the sample rate, then output the end result through I2S, the process goes roughly as follows: 1) Make the connections as shown in the image below. T...
by Henrik
Thu 2019-07-11 10:54
Forum: VS1005 and VSOS Software
Topic: CpuFree for VS1005 / VSOS
Replies: 0
Views: 441

CpuFree for VS1005 / VSOS

Hello! When developing code that has to work in real time, oftern the question arises: how much do I still have free CPU time? Am I close to the limits of the CPU, or do I still have a lot of juice left. A new driver for VSOS 3.57 or higher, CpuFree, solves that issue. It can report CPU usage at giv...
by Henrik
Thu 2019-07-11 9:44
Forum: VS1005 and VSOS Software
Topic: Monkey's Audio / .APE decoder available for VS1005
Replies: 1
Views: 340

Re: Monkey's Audio / .APE decoder available for VS1005

Hello! The APE decoder has been updated to v1.01. The new version contains a bug fix that fixes occasional noise bursts and lock-ups, as well as speed optimization, which makes the worst case .APE files decode with approximately 3 MIPS less clock cycles than before. Instructions for use are the same...