saa7825 NXP Semiconductors, saa7825 Datasheet - Page 48

• Manufacturer Part Number: saa7825
• Description: Cd Audio Decoder, Digital Servo And Filterless Dac With Integrated Pre-amp And Laser Control
• Manufacturer: NXP Semiconductors

Philips Semiconductors
7.17.5
Table 18 Bank 1 shadow register settings (single write)
2003 Aug 13
01
(bank 1)
01
(bank 1)
CD audio decoder, digital servo and filterless
DAC with integrated pre-amp and laser control
SHADEN
BITS
S
UMMARY OF FUNCTIONS CONTROLLED BY SHADOW REGISTERS
3
control of
versatile and
clock pins
7
control of
onboard DAC
7
EBU mute
bypass
control
A
signal
magnitude
control for
diodes D1
to D4
(LF only)
REGISTER
SHADOW
ADDRESS
0011
0111
1010
DATA
X0XX
X1XX
0XXX
1XXX
XXX0
XXX1
XX00
XX01
0000
0010
0000
0001
0010
0011
0100
0101
0110
0111
1000
1001
1010
1011
1100
1101
1110
1111
48
select CLK4 on CLK4/12 output
select CLK12 on CLK4/12 output
enable CLK16 output pin
set CLK16 output pin to
high-impedance
set V3 output pin to high-impedance
enable V3 output pin
use external DAC or route audio data
back into onboard DAC
(loopback mode)
route audio data directly into onboard
DAC (non-loopback mode)
EBU mute function not bypassed
EBU mute function bypassed
voltage mode: 20 mV
voltage mode: 25 mV
voltage mode: 30 mV
voltage mode: 40 mV
voltage mode: 60 mV
voltage mode: 75 mV
voltage mode: 100 mV
voltage mode: 120 mV
voltage mode: 150 mV
voltage mode: 200 mV
voltage mode: 270 mV
voltage mode: 350 mV
voltage mode: 450 mV
voltage mode: 600 mV
voltage mode: 720 mV
voltage mode: 960 mV
FUNCTION
Objective specification
SAA7825
INITIAL
reset
reset
reset
reset
reset
reset