Read Sony BMZ-K33 / CX-BK33 Service Manual online
69
CX-BK33
IC104
TC94A20F-CX4
33
34
35
36
37
38
39
40
41
42
1
8
43
61
62
63
64
60
59
56
52
50
47
46
45
44
48
49
25
26
27
28
29
30
31
32
17
18
19
20
21
22
23
24
9
10
11
2
3
4
5
6
7
58
57
55
53
51
12
13
14
15
16
54
PO2
PO3
VDDT
PO1
PO0
TXO
TESTP
VSSR
DIT
DAC
DAC
Bus
Switch
PO4
PO5
PO6
MP3REQ
General
Output Port
Address Calc.
2sets
Y
-Pointer
register
C-Pointer
register
X-Pointer
register
VSS
IRQ
VDDM
FI0
FI1
Flag
ERAM
2k word
CROM
4k word
YRAM
4k word
XRAM
4k word
T
imer
Interrupt
Control
DRAM I/F
I-Bus
SRAM I/F
1Mbit
SRAM
X-Bus
Y
-Bus
PI0
PI1
VSS
VSSM
General
Input Port
SubQ
I/F
VC0
Timing
Generator
PRAM
256 word
PROM
1k
=12k word
10bit
Instruction
Decoder
Program
Control
Microcom. I/F
register
XO ¥ X1 ¥ X2
Y0 ¥
Y1 ¥
Y2
MX
MY
MZ
MAC
A0
A1
AX
AY
ALU
A2
A3
round & limit
round & limit
Audio I/F
BCKIB
SDI1
LRCKIA
BCKIA
SDIO
LRCKO
BCKO
SDO
VDDT
/MIACK
/MICK
MIDIO
/MILP
/MICS
MIMD
/RESET
PI2
PI3
PI4/CLCK
VDD
PI5/DA
T
A
TSTIN/SFSY
FI2/SBSY
VSSP
PDO
VCOI
VDDX
VSSX
CKO
VDDP
XI
XO
VRAR
RO
VDAR
VDAL
LO
VRAL
VSSL
VSS
ST
ANDBY
VDD
LRCKIB
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