Sony CX-LDB20 - Main Board IC Block Diagram; Main Board IC Block Diagram (TC94 A34 FG-002)

34
CX-LDB10/LDB20
IC301 TC94A34FG-002
33
34
35
36
37
38
39
40
41
42
1
8
43
5762 5861 5663 52 50
47
46
45
44
48
49
25 26 27 28 29 30 31 3217 18 19 20 21 22 23 24
9
10
11
2
3
4
5
6
7
64 55 53 51
12
13
14
15
16
54
SDO2/
/CS/
/RAS
PO12/
AD15/
/CAS
SDO3/
/OE
TXO
DIT
Bus
Switch
BUCK/
PO11/
AD14
/CCE/
PO10/
AD13
PO9/AD12
PO8/AD11
VDDM
General
Input/
Output
Port
Address Calc.
2sets
Y- Pointer
register
C-Pointer
register
CDP
Control
I/F
Sub Code I/F
X-Pointer
register
SRMSTB
VDDT
AD10
AD9
AD8
PO7AD7
PO6/AD6
PO5/AD5
YRAM
4k word
CRAM
4k word
ERAM
4k word
x1
2k word
x1
CROM
4k word
x9
XRAM
4k word
Timer
Flag
Interrupt
Control
SRAM/DRAM
I/F
SRAM I/F
1k bit
SRAM
X-Bus
Y-Bus
VCO
Timing
Generator
PRAM
4k word
PROM
4k word
x5
40 bit
Instruction
Decoder
Program
Control
MCU I/F
register
XO/X1/X2
Y0/Y1/Y2
MXMYMZ
MAC
A0A1
AXAY
ALU
A2A3
round & limitround & limit
Audio I/F
SBSY/
BCKIB
DATA/
SDI1
LRCKIA
BCKIA
SDI0
LRCKO
BCKO
SDO0
VDDT
VSS
/MIACK/
AD16
/MICK
MIDIO
/MILP
/MICS
STANDBY
/RESET
VDDP
PO4/ AD4 PO3/ AD3 PO2/ AD2 PO0/ AD0 VSS PO1/ AD1
VDD
VSSP VCOI VDDX
TEST
60
VSSX
CKO/ PO13/ AD16
MIMD
59
XI XO
CKI/CLCK/
IRQ/FI0
VDD
VSS
PIO0/
SDI2/IO0
PIO1/
SDI3/IO1
PIO2/
IO2
PIO3/
IO3
BUS3/FI1/
PIO4/IO4
BUS2/FI2/
PIO5/IO5
BUS1/FI3/
PIO6/IO6
BUS0/
PIO7/IO7
SDO1//WE
SFSY/
LRCKIB
JTAG
I/F