Texas Instruments TMS320C6000 사용자 설명서

AD535_open

2-12

Opens codec channel

AD535_open

Function

AD535_Handle AD535_open (
AD535_Id *myId
);

Arguments

myId

Pointer to an object of type AD535_Id. This object
contains the McBSP channel number and a McBSP
handle.

C6711 DSK

If you want to use the local codec, you may pass
the predefined pointer AD535_

ON_6711DSK

. If you

want

to use another codec you must create your own
AD535_Id.

Return Value

AD535_Handle

Handle to newly opened codec channel

Note: If the board does not support this function, it will
return the invalid handle INV.

Description

Before a codec channel can be used, it must first be opened by this
function. Once opened, it cannot be opened again until closed. See

AD535_close()

Example

To use the local codec:

AD535_Handle hAD535;
hAD535 = AD535_open(AD535_ON_6711DSK);

To set up your own AD535_Id, for example:

/* set up a codec using McBSP 1 */
AD535_Handle hAD535;
AD535_Id myId;
myId.Id.mcbsp_no = 1;
hAD535 = AD535_open(*myId);