DEMONSTRATION INSTRUCTIONS
User Interface
MOTOROLA
DSPD56362EVM Upgrade Manual
2-7
Figure 2-4 LCD Screens (cont.)
2.4.1
LCD Screen Description
The EVM’s user interface allows the user to perform the following functions:
•
Activate the DSP decoder functionality
•
Obtain decoder source type status information
•
Select speaker configuration
•
Control the master volume
•
Control the individual channels volume
•
Control mute and unmute
2.4.2
Decoder Activation
Once power is applied to the EVM, the Start Screen will be displayed on the LCD panel. Pressing the
S2 button (‘
Go
’) will activate the decoder and the LCD will display the message ‘
Wait...
’ until a
software patch is downloaded to the DSP. After several seconds, auto-detection is activated and the
decoder type is shown on the screen.
2.4.3
Decoder Source Type
It is not necessary to reset the EVM when changing the source (AC-3, DTS, MPEG or PCM). Once
the change is made the LCD panel will automatically display the current decoder source type on the
Decoder Status Screen.
2.4.4
Speaker Configuration
Pressing the S2 button (‘
Spkr
’) while in the Decoder Screen gives the user control of the speaker
configuration. The default configuration for the left, right, center, surround, and subwoofer speakers
are initially set to ‘
Wide
’ mode. However, the user has the option of changing the left, right, center,
and surround speaker configuration to ‘
Narrow
’ mode or turning off the center, surround and
subwoofer speakers for a two-speaker configuration. Pressing the ‘
Next
’ button allows the user to
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Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
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