WM8734-EV1M 参数 Datasheet PDF下载

WM8734-EV1M

SERIAL INTERFACE SOFTWARE DESCRIPTION

SOFTWARE INSTALLATION

There are 2 floppy disks supplied with this evaluation kit. To install the software:

1.

2.

3.

4.

Insert disk 1

Select the ‘Start’ button on the Windows task bar and the ‘Run…’ option.

Type “A:\setup” and then press OK.

Follow the on-screen instructions

SOFTWARE OPERATION

Figure 4 WM8734 Default Screen Settings

The WM8734 default screen settings shown in Figure 4 resemble the default state of the device at

initial power on. After a device Reset the ‘WM8734’ button can be pressed to set the software

interface to match the WM8734 register values. Pressing the ‘WM8734’ button does not write to the

WM8734, it only changes the software screen settings.

Important:

It must be noted that the CS8427 SPDIF decoder IC will only work at a rate of 256fs. This

will limit the sample rates that may be set using the WM8734 unless an external source is used

supplying signals directly to the relevant pins of header H1 or taking the signals from the relevant pins

of header H2.

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Rev 1.2 November 2002

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