zxcw8100 Diodes, Inc., zxcw8100 Datasheet - Page 15
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zxcw8100
Manufacturer Part Number
zxcw8100
Description
32 Bit Stereo Direct Drive Digital Audio Amplifier
Manufacturer
Diodes, Inc.
Datasheet
1.ZXCW8100.pdf
(24 pages)
SPI bi-directional interface register
The interface control register defines the functionality of the device. It is a 64 bit register. Bit 64 is read as the MSB,
bit 0 is the LSB, MSB stated first. The default setting is 0 except where stated.
ISSUE 3 - NOVEMBER 2003
Bit No.
0
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
Function
volume left
volume right
bass boost
bass gain
bass freq
treble boost
treble gain
treble freq
Bit
Identifier
vl0
vl1
vl2
vl3
vl4
vl5
vl6
vl7
vl8
vr0
vr1
vr2
vr3
vr4
vr5
vr6
vr7
vr8
bb
bg0
bg1
bg2
bg3
bf0
bf1
tb
tg0
tg1
tg2
tg3
tf0
tf1
Comments/Example
vl8.............vl0
011111110 is 0dB
100110000 is +25 dB
001000001 is -94.5dB
001000000 = soft mute
011111010 is default power up, -2 dB
See volume code tables
vr8.............vr0
011111110 is 0dB
100110000 is +25 dB
001000001 is -94.5dB
001000000 = soft mute
011111010 is default power up, -2 dB
See volume code tables
1 = bass boost, 0 = bass cut
bg = 1111 gives +/- 15dB
bg = 0000 gives +/- 0dB
See bass code table
bf = 00: 50Hz, bf = 01: 100 Hz, bf = 10: 1.2kHz
1 = treble boost, 0 = treble cut
tg = 1111 gives +/- 15dB
tg = 0000 gives +/- 0dB
See treble code table
tf = 00: 4kHz, tf = 01: 8kHz, tf = 10: 12kHz
15
ZXCW8100S28
S E M I C O N D U C T O R S