SAA7824 Datasheet, PDF (40/89 Pages) NXP Semiconductors – CD audio decoder, digital servo and filterless DAC with integrated pre-amp and laser control (PhonIC)

Philips Semiconductors
CD audio decoder, digital servo and filterless
DAC with integrated pre-amp and laser control
Product specification
SAA7824
handbook, full pagewidth^RAB
(microcontroller)
SCL
(microcontroller)
SDA
(microcontroller)
SDA
(SAA782X)
A3 A2 A1 A0 D3 D2 D1 D0
high-impedance
MBL446
Fig.26 Microcontroller write protocol for registers 0 to F (repeat mode).
handbook, full pagewidth^RAB
(microcontroller)
SCL
(microcontroller)
SDA
(microcontroller)
SDA
(SAA782X)
high-impedance
STATUS
MBL443
Fig.27 Microcontroller read protocol for decoder status on SDA.
handbook, full pagewidt^Rh ^AB
(microcontroller)
SCL
(microcontroller)
SDA
(SAA782X)
CRC
OK Q1 Q2 Q3
STATUS
Qn–2 Qn–1 Qn
MBL444
2003 Oct 01
Fig.28 Microcontroller protocol for reading Q-channel subcode.
40