[sdiy] Pink Tunes self-composing program.

Tim Ressel timr at circuitabbey.com
Tue Jan 9 16:55:37 CET 2018

Myself, I'm going to eschew the whole nostalgia trip and implement Pink 
Tunes on an custom Arduino Due-based Eurorack product which is being 
developed. It has no pink LEDs, but it has modern performance.

With apologies to Jethro Tull,

On 1/9/2018 1:18 AM, Roman Sowa wrote:
> Yeah pink LEDs!
> Needless to say, I think everyone have seen that audiophile discrete 
> 24-bit DAC PCB somewhere. So it's all been done. And store the program 
> on another board with big bunch of dipswitches.
> Cool down-to-earth project for the times where everything is done in 
> software only.
> Roman
> W dniu 2018-01-09 o 09:58, rsdio at audiobanshee.com pisze:
>> As long as the LEDs are pink, I think this might be the best way to 
>> re-create Pink Tunes. ;-)
>> The reduced address bus might even create room on the huge board for 
>> a recreation of the 6-bit log DAC and the QuASH ports.
>> Brian
>> On Jan 9, 2018, at 12:24 AM, Roman Sowa <modular at go2.pl> wrote:
>>> Which reminds me, someone made replica of 6502 in hardware using 
>>> discrete transistors few years ago. It was a huge board with lots of 
>>> blinking LEDs on it, about 4000 parts IIRC.
>>> W dniu 2018-01-08 o 22:02, Scott Gravenhorst pisze:
>>>> I had read somewhere that someone did a 6502 emulation in an FPGA 
>>>> which is another way
>>>> to do it.  Probably a downloadable core.  FPGAs weren't very large 
>>>> in those days, so
>>>> I'd bet any newer FPGA including one that is Flash based should be 
>>>> able to do it and
>>>> then run the binary code as-is with no soft emulation needed.
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--Tim Ressel
Circuit Abbey
timr at circuitabbey.com

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