[sdiy] Audio playback chips as sample players for drums

[Roman Sowa]

Does it alow for any fade-out after note-off or does it simply cuts the 
soudnd abruptly?

Roman

W dniu 2025-07-23 o 22:53, Jean-Pierre Desrochers via Synth-diy pisze:
> Jamie Robertson’s WAV Trigger mini sampler..
> 
> Can play up to 14 simultaneous .WAV files (16bits uncompressed stereo PSM)
> 
> Low latency (8 msec)..
> 
> Can be played via :
> 
>   * MIDI serial protocol (TTL levels inputs)
>   * Specific 57.6kbps serial protocol (TTL levels inputs)
>   * using 16 digital inputs (TTL levels inputs)
> 
> https://www.robertsonics.com/s/WT_UserGuide_20230602.pdf 
> <https://www.robertsonics.com/s/WT_UserGuide_20230602.pdf>
> 
> https://www.robertsonics.com/wav-trigger 
> <https://www.robertsonics.com/wav-trigger>
> 
> https://www.youtube.com/watch?v=UUkcs_XL5x0&t=65s 
> <https://www.youtube.com/watch?v=UUkcs_XL5x0&t=65s>
> 
> I use this board to actually play sampled Hammond organ pedal keys
> in my Hammond organ RT Pedal SOLO simulator box.
> 
> All the played files are called using a PIC micro that sends 57.6kbps 
> commands
> to the WAV Trigger after reception of MIDI information (31.25kbps).
> 
> This board is AWESOME !!
> 
> *De :*Synth-diy <synth-diy-bounces at synth-diy.org> *De la part de* Scott 
> Bernardi via Synth-diy
> *Envoyé :* 23 juillet 2025 14:59
> *À :* SDIY List <synth-diy at synth-diy.org>
> *Objet :* [sdiy] Audio playback chips as sample players for drums
> 
> I've seen a number of these sample/wave/mp3 players that use either 
> Flash memory or SD cards for storing the files. They look tempting to 
> create a sample player module. Has anybody played with these? Is the 
> latency acceptable enough to do drum samples?  How much latency can you 
> have before it becomes noticeable?
> 
> Something with a minimum of 8 triggers to kick off  different samples 
> that can be played simultaneously.  I've seen some where you give the 
> files a number, and a trigger can be associated with a numbered file.  
> With a microcontroller you could have an interface to pick and audition 
> the samples you associate with the triggers.
> 
> 
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