[sdiy] New dsPIC chips with on-chip audio DACs
Adam Fothergill
speedghost at btinternet.com
Fri Mar 28 14:12:01 CET 2008
Looks rather fun, I've always wanted to work out a way to do a 1U
Fairlight or PPG like hybrid using an array of modern pics or atmegas :)
It could work quite well for some interesting vintage like dsp FX
units also, Im all for grungy sound followed with a bit of analog
filtering!!
On 28 Mar 2008, at 00:13, Tom Wiltshire wrote:
> Ooooh, tasty.
>
> Although when you look closely, the 16-bit DAC only has 14-bit
> accuracy. Still, it's better than jumping off Beachy Head with a
> rake up your nose, as my friend Chris is over-fond of saying.
>
> Still, there's a UART so you can get MIDI onto the chip, there's
> SPI so you can attach a digitally-scanned control panel, there's at
> least 10 channels of A/D in case your controls aren't digitally
> scanned, and there's 4 PWM output modules so you can also get it to
> generate a slew of LFOs and Envs.
>
> In fact, if you followed it with a analogue filter and a VCA
> (SSM2045/47 spare anyone?), you could probably build an entire
> synth voice with it.
>
> Nice work, Microchip. Hot damn, there goes my summer.
>
> T.
>
>
> On 27 Mar 2008, at 19:02, Eric Brombaugh wrote:
>
>>
>> http://www.microchip.com/stellent/idcplg?
>> IdcService=SS_GET_PAGE&nodeId=1335&dDocName=en532310
>> http://www.microchip.com/stellent/idcplg?
>> IdcService=SS_GET_PAGE&nodeId=1335&dDocName=en532311
>
>
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