[sdiy] rec. for a microcontroller to make stupid lo-fi atari noises

[Tom Wiltshire]

I agree with Peter, but I'd go for a chip with a few more ADC  
channels. Having a few pots attached is easily the simplest way to  
control stuff like this. You've even got CV inputs if you can be  
bothered.

T.

On 4 Feb 2009, at 09:54, Ullrich Peter wrote:

>> I've never messed with a microcontroller - in fact, I have no  
>> interest
>> in programming and love the IC/resistor/pot/cap world! But I'd  
>> like to
>> make a little microcontroller circuit to make stupid, inferior,
>> ignorant Atari lo-fi freakout sounds and riffs! My big inspiration is
>> the 1-bit groovebox - http://web.media.mit.edu/~nvawter/projects/ 
>> 1bit/
>> - and I might just make one of those instead of trying to roll my own
>> - but I'd like to mess around too with digitally generating freakout
>> stoopid noises. The reasoning for a microcontroller and not just
>> something like an Atari Punk Console is that I want it to be more
>> programmable with riffs or even as programmable as the one-bit
>> groovebox linked above.
>
>
> As the reduction to 1bit is a reduction to a minimum I would do the  
> same
> when selecting a microcontroller for 1bit music.
>
> The smallest ones I know would be the 6 pin PIC 10F series  
> microcontrollers.
> http://www.microchip.com/ParamChartSearch/chart.aspx? 
> mid=10&lang=en&branchID=1009
>
> But I prefer the 8 pin ATTiny devices from Atmel.
> http://www.atmel.com/dyn/products/devices.asp?family_id=607#791
>
> (But the tiny series has also bigger parts if you need more IO  
> lines...)
>
> The circuits are incircuit programmable and have also an EEPROM in it.
> (f.e. for saving the MIDI channel).
>
> Some types even have ADC or UARTs in it so that potentiometers or  
> MIDI interface
> can be  realized/attached.
>
> Ciao
> Peter
>
> http://www.ullrich.at.tt
>
>
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