[PD] Pd to Raspberry Pi SPI

[Dan Nigrin]

Thanks, I'll look into comport!

Dan

On 8/25/13 2:24 PM, "Martin Peach" <martin.peach at sympatico.ca> wrote:

>It might be better to extend [comport] to handle SPI devices.
>Assuming you have a /dev/spidev* already existing (I just spent a couple
>of days getting that far on a Beaglebone Black), the rest of it is quite
>similar to ordinary asynchronous serial communications.
>
>Martin
>
>On 2013-08-23 16:21, Dan Nigrin wrote:
>> Background:  I'm very well versed in Max, but still a newbie in Pd.  I'm
>> working on a project to that will use Pd running on a Raspberry Pi, and
>> that will generate control voltages using DACs (ideally something like a
>> MCP4922 or similar,
>> http://www.microchip.com/wwwproducts/Devices.aspx?dDocName=en020399 ).
>>
>> I know about Miller's gpio external, found here:
>> http://crca.ucsd.edu/~msp/syllabi/206.13w/index.htm , but it does not do
>> any of the SPI interfacing, which is the way that will need to interface
>> with the DACs.
>>
>> Is there any possibility (Miller or anyone smarter than I am on this
>> stuff) to extend the gpio external to include SPI interfacing?
>>
>> Thanks in advance,
>> Dan
>> --
>> Dan Nigrin / Defective Records / http://defectiverecords.com
>> CycliC, M185 & Klee Sequencers / MC-4 & MC-202 Hack / Audio Plugin
>> Player / General MIDI Player / Major Malfunction
>> Jack OS X / http://jackosx.com
>>
>>
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>