CM6533,CM6533N,CM6533X1,CM6533DH
USB Audio Chip
Page
22
/
60
www.cmedia.com.tw
Rev.1.7
Copyright© C-Media Electronics Inc.
6.1.2
Four (4) Preset EQ Mode
As mentioned above, EQ engine already provides four (4)-preset EQ modes for different user scenarios/applications.
The EQ function default was disable but it can enable via configuration tool or firmware, End users could use the
hardware switch on the product (determined by 2 EQ configuration input pins) to dynamically change to different EQ
modes. The following shows the frequency response of each mode.
Mode
GPIO8
GPIO7
Color
Default
0
0
----------------
Gaming
0
1
----------------
Communication
1
0
----------------
Movie
1
1
----------------
Audio Precision
04/20/11 15:35:35
DA-EQ-SPDIF_In_DA_Out.at27
Color
Sweep
Trace
Line Style
Thick
Data
Axis
Comment
1
1
Red
Solid
2
Anlr.Ampl
Left
00
2
1
Magenta
Solid
2
Anlr.Ampl
Left
11
3
1
Cyan
Solid
2
Anlr.Ampl
Left
10
4
1
Blue
Solid
2
Anlr.Ampl
Left
-10
+1
-9
-8
-7
-6
-5
-4
-3
-2
-1
-0
d
B
r
A
20
20k
50
100
200
500
1k
2k
5k
10k
Hz
D
efault
C
ommunication
M
ovie
Gaming