[sdiy] New SID Chips?

john slee indigoid at oldcorollas.org
Tue Apr 26 01:43:07 CEST 2016


There's also SwinSID. Looks a lot more comprehensive.

http://www.swinkels.tvtom.pl/swinsid/

John

On 26 April 2016 at 01:29, nvawter <nvawter at media.mit.edu> wrote:

>
> Just for the curious (not a critique!), they haven't implemented a filter
> yet:
> //filterOutput = IIR2((struct IIR_filter*)&filter04_06, filterInput);
> //IIR2(filter04_06, temp1);
> k=(temp>>8)+128;
> k+=temp1>>10; // no real filter implemeted yet
>
> So if someone wants to experiment with SID-like filters and wants a
> codebase to start from, there you go!
> (Sample rate appears to be 16 kHz on a 16MHz 16-bit chip.)
>
> Their full source is at (yeah they got the whole chip in about 400 lines!)
> https://github.com/cybernesto/sid-arduino-lib/blob/master/SID.cpp
>
>
>
>
> On 2016-04-24 11:59, Rick Jansen wrote:
>
>> No idea if it's any good, but:
>>
>> <http://playground.arduino.cc/Main/SID-emulator>
>>
>> rick
>>
>> On 22/04/2016 17:48, MTG wrote:
>>
>> Maybe this is old news, I don't know. Someone has an Indiegogo
>>> campaign
>>> to remake the Commodore 64 (or emulate it I guess, but in the same
>>> form
>>> factor). They list multiple SID chips in the list of features.  I'm
>>> not
>>> a huge SID fan myself, but I wonder how they plan to make it?
>>>
>>> "Multiple SIDs for stereo sound (6581 or 8580)"
>>>
>>>
>>> https://www.indiegogo.com/projects/the-64-computer-and-handheld-console#/
>>
>>>
>>> GB
>>>
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>>
>>
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