[sdiy] Electrosmith Eurorack DSP platform

cheater cheater cheater00social at gmail.com
Thu Jan 27 17:47:22 CET 2022


At this rate you'd think even fabs like Alfa would be getting uC
designs based on their ancient processes...

A new run of historical vintage 4-bit micros? I could see it happening...

On Thu, Jan 27, 2022 at 3:56 PM Benjamin Tremblay via Synth-diy
<synth-diy at synth-diy.org> wrote:
>
> Thanks Eric! Sometimes specs are just what I need.
>
> I have a Teensy 4.1 pre-populated with RAM from Protosupplies and a set of audio boards. I feel mighty!
> Some day maybe when I am dead and have free time I will upgrade my 8MB Teensy drum machine with the 16MB Teensy.
> As it is I can get 11 voices of sampled drum sounds plus synthesis plus effects from this thing. I just want the samples to be a little longer.
>
> I would like to see the Daisies pushing the clock speed limits like the Teensies.
>
> > On Jan 27, 2022, at 12:07 AM, Eric Brombaugh via Synth-diy <synth-diy at synth-diy.org> wrote:
> >
> > The STM32H7 CPU used in the Daisy has similar capabilities to the
> > iMXRT10 in the Teensy 4, but the Daisy includes the audio codec and
> > 64MB of SDRAM, while the Teensy has no SDRAM and a codec is available
> > using an add-on board. The STM32H7 runs a bit slower, but has on-chip
> > flash while the iMX requires external flash so there may be some
> > differences in memory bandwidth that fall in favor of the STM32H7.
> >
> > On the software side, the Teensy has a very extensive and easy-to-use
> > audio library. Daisy also has an audio library but I have no experience
> > with that. Both claim compatibility with a wide range of development
> > tools including the widely-known Arduino ecosystem.
> >
> > It's probably close to a wash, but if you need a whole lot of temporary
> > storage for audio buffers then the Daisy is probably a better bet.
> >
> > Eric
> >
> > On Wed, 2022-01-26 at 23:42 -0500, Benjamin Tremblay via Synth-diy
> > wrote:
> >> Is there anything I get from this I would not get from a Teensy 4?
> >>
> >>
> >>> On Jan 26, 2022, at 11:13 PM, Barry Klein via Synth-diy
> >>> <synth-diy at synth-diy.org> wrote:
> >>>
> >>> I got the original Daisy Seed when it was debuted at NAMM 2 or 3
> >>> years ago(?) but was incapable of getting it up and running without
> >>> my son’s help (and he struggled a bit beforehand).  I really wanted
> >>> to have fun learning something with it but it sits on my desk
> >>> blinking it’s hello world blink.  This new Daisy looks even cooler
> >>> as there should be lots of support to run the STM32 - another
> >>> wannado for me. I wanted to get the right STM platform to run
> >>> Audioweaver but I also had laptops too old to run it so things
> >>> stalled. I suspect though I need to return to the Seed and get
> >>> competent with it before spending more money on toys.  It sure
> >>> helps if you have classmates or friends that share your interest in
> >>> these things.  My son gave me a Teenage Engineering pocket operator
> >>> thing and I could not figure the thing out. Don’t know how anyone
> >>> on their own could. More dedication than I have! Has to be word of
> >>> mouth for learning these things. The Seed is similar. Need
> >>> handholding to get anywhere with it. The support videos progress
> >>> very fast - have to slow them down to 50% speed to try and follow
> >>> them. So yes you can do great things with these things but you have
> >>> to know/learn how.
> >>>
> >>> Barry
> >>>
> >>>
> >>>> On Jan 26, 2022, at 1:39 PM, Jason Proctor <jason at redfish.net>
> >>>> wrote:
> >>>>
> >>>> Interesting --
> >>>>
> >>>> https://www.synthtopia.com/content/2022/01/25/electrosmith-intros-40-platform-for-creating-dsp-based-eurorack-modules/
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> >>>
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> >>
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