7314 Просмотр технического описания (PDF) - Princeton Technology
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7314 Datasheet PDF : 20 Pages
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4-Channel Input Audio Processor
7314
SOFTWARE SPECIFICATION
7314 ADDRESS
7314 Address is shown below.
1
MSB
0
0
0
1
0
0
0
LSB
DATA BYTES
MSB
LSB
0 0 B2 B1 B0 A2 A1 A0
1 1 0 B1 B0 A2 A1 A0
1 1 1 B1 B0 A2 A1 A0
0 1 0 G1 G0 S2 S1 S0
0 1 1 0 C3 C2 C1 C0
0 1 1 1 C3 C2 C1 C0
Function
Volume Control
Speaker ATT L
Speaker ATT R
Audio Switch
Bass Control
Treble Control
where Ax = 1.25 dB steps; Bx = 10 dB steps; Cx = 2 dB steps; Gx = 3.75 dB/steps
VOLUME
The table below gives a detailed description of the Volume Data Bytes. For example, a volume of -37.5
dB is given by 0 0 0 1 1 1 1 0.
MSB
LSB
Function
0 0 B2 B1 B0 A2 A1 A0 Volume 1.25 dB steps
00
0
0
00
1
-1.25
01
0
-2.5
01
1
-3.75
10
0
-5
10
1
-6.25
11
0
-7.5
11
1
-8.75
0 0 B2 B1 B0 A2 A1 A0 Volume 10dB steps
000
0
001
-10
010
-20
011
-30
100
-40
101
-50
110
-60
111
-70
7314 V1.0
-7-
January, 2007
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