Reply by August 8, 20032003-08-08
Hello,

We have a similar problem, and we are using the AIC10 on a C54CST board,
with Code Composer Studio 2.20 and Data Converter Support to generate
the files to configure the AIC10 control register through secondary request.

We believe we have the correct jumper configuration.

We think that maybe we have a synchronism problem between the AIC10 and the
54CST board.

Any ideias?

Best regards

Sgio Nascimento -----Original Message-----
From: anc ers [mailto:]
Sent: sexta-feira, 8 de Agosto de 2003 10:51
To:
Subject: [c54x] ask CR setting on codec we're working on a project which interfaces an external codec (EVM TLV 320 AIC
10) to a DSK TMS 320 VC 5416, using DMA channel.

we're having problem setting the Control Register (CR) for the AIC 10 codec.
as we know, there are 2 ways to set the CR : Direct Configuration Serial
Interfacece (DCSI) and Secondary Communication.

we're using DCSI with McBSP 1 to set CR 3 (AIC 10 analog loopback).
when we send some data, it's not working properly.

when we use the secondary communication to read CR, DOUT don't send the CR data.

can anybody help us?

regards,

alvin
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Reply by anc ers August 8, 20032003-08-08
we're working on a project which interfaces an external codec (EVM TLV 320 AIC
10) to a DSK TMS 320 VC 5416, using DMA channel.

we're having problem setting the Control Register (CR) for the AIC 10 codec.
as we know, there are 2 ways to set the CR : Direct Configuration Serial
Interfacece (DCSI) and Secondary Communication.

we're using DCSI with McBSP 1 to set CR 3 (AIC 10 analog loopback).
when we send some data, it's not working properly.

when we use the secondary communication to read CR, DOUT don't send the CR data.

can anybody help us?

regards,

alvin