Front-End Processor - Yamaha DVD-S530 Service Manual

DVD-S530/DV-S5550
SAA7812HL

Front-end Processor

Channel decoder
Bit Detector
A/D
& Demodulator
Motor/
Tach o interface
A/D
A/D
34
Block decoder/
CD/DVD Erco
Memory Pro c
control
registers
Servo
PCS RAM
accelerator
servo servo
accelerator processor
encoder
DRAM interface
drive
interface
Memory Proc
Erco
subcode
interface
cpu interface
P
address
decoder
1k5 aux
RAM
SFRs
Host
interface
multimedia
interface
DAC
CSS
modu le
cpu
1k 5 ROM
736 RAM
port regs