[sdiy] dsPIC interfacing with multiple CODEC chips

Seb Francis seb at burnit.co.uk
Wed Apr 12 17:31:56 CEST 2006


Yeah, it would probably solve the interface problem.  What put me off 
using a multichannel CODEC was the package.  I've never soldered SMT 
stuff before and I don't really feel confident starting with MQFP.  Plus 
I want to breadboard it and I can't find anywhere that sells 
MQFP-to-thruhole adapters.

Everything I found in TSSOP package was only stereo in/out.

Seb



Eric Brombaugh wrote:
> Have you considered using a single CODEC that supports more than 2 
> channels in/out?
>
> http://www.analog.com/en/prod/0,2877,AD1836A,00.html
>
> This part appears to support 4 channels ADC & 6 channels DAC over a 
> single multiplexed serial bus that may be compatible with the dsPIC 
> CODEC port.
>
> Eric
>
> Seb Francis wrote:
>> Hi,
>>
>> Is there someone out there who has experience with dsPICs and CODEC 
>> chips?
>>
>> I'm using a dsPIC30F4013 and am wondering if there's an easy way to 
>> get it to read/write to 2 CODEC chips at the same time.  The 
>> application is a 4 channel digital delay using 2 stereo CODEC chips.
>>
>> From the PIC datasheet there seems no easy way to do this, so I am 
>> thinking I'm going to have to use 2 PIC chips.  But maybe I'm missing 
>> something?
>>
>> Seb (who's always got at least 2 projects on the go at once)
>>
>>
>>
>>
>
>
>




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