Freescale Semiconductor DSPD56362EVM, Руководство по модернизации

Страница: 18 / 26

2-8 DSPD56362EVM Upgrade Manual MOTOROLA
DEMONSTRATION INSTRUCTIONS
User Interface
configure the next speaker. Table 2-1 summarizes the available speaker settings. If the source is
PCM, the DSP assumes the source is surround encoded and decodes the bitstream as Dolby Pro
Logic.
2.4.5 Volume Control
Pressing the S4 button (‘
Vol
’) while in the Decoder Screen gives the user control of the master and
individual channel volume. The default master and individual channel volume setting is 0 dB.
2.4.5.1 Master Volume Control
Pressing the S2 button (‘
Mstr
’) while in the Volume Screen gives the user control of the master
volume. In the Master Volume Screen, the master volume may be changed by pressing the S2 button
(‘
V+
’) to increase the volume or the S3 button (‘
V-
) to decrease the volume in increments of 1 dB.
The volume range is from -64 dB to +64 dB.
The master volume may be muted and unmuted by pressing the S4 button (‘
Un/Mute
’) and selecting
‘
On
’ or ‘
Off
’.
Pressing the S5 button (‘
Home
’) changes the display back to the Decoder Screen.
2.4.5.2 Individual Volume Control
Pressing the S3 button (‘
Indiv
’) while in the Volume Screen gives the user control of the individual
channel volume. In the Individual Channel Volume Screen, the individual channel volume may be
changed by pressing the S2 button (‘
V+
’) to increase the volume or the S3 button (‘
V-
) to decrease
Table 2-1 Speaker Configuration
SPEAKER SETTINGS
Left/Right Wide - default
Narrow
Center Wide - default
Narrow
None
Surround Wide - default
Narrow
None
Subwoofer Wide - default
None
F
re
e
sc
a
le
S
e
m
ic
o
n
d
u
c
to
r,
I
Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
n
c
.
..