JVC KD-LH7R Service Manual page 42

QQ
3 7 6 3 1 5 1 5 0
48
47 46
io2
49
SRAM I/F
io3
50
I-Bus
io4
51
VDD
52
io5
53
Prog.
io6
54
Start
io7
55
DIT
VSSP
56
T E
PDo 57 L 1 3 9 4 2 2 9 6 5 1 3
PROM
VCoi 58
VC0 4k*2+2k
=10kword
VDDP
59
CK0 60
VDDX 61 Instruction
Decoder
62
Xi
63
Xo
64
VSSX
1
2 3
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45 44 43 42
Interrupt
Timer
Control
XRAM YRAM
4k word 4k word
X-Bus
Y-Bus
PRAM
256word
Program
Control
40bit
Microcom.I/F
6
4 5 7
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8
41 39
38
40
General
Flag
Output Port
Address Calc.
ERAM
CROM
2k word
4k word
*3
Y-Pointer
X-Pointer
register
register
register
X0 X1 X2
Y0 Y1 Y2
Q Q
3 7 6 3 1
MX MY MZ AX
MAC
A0 A1
round & limit
Audio.I/F
11
8 9 10
u 1 6 3
.
2 4
9 9 8
35
37 36 34
2sets
C-Pointer
register
Bus
Switch
5 1 5 0 8 9 2 4
AY
ALU
A3
A2
round & limit
12 13 14 15
m
c o
2
9 9
33
AD11
32
AD12
31
CKS
30
TESTP
29
VSSR
28
VRAR
27
Ro
26
VDAR
25
24 VDAL
9 8 2 9 9
Lo
23
22 VRAL
21 VSSL
20 VSS
19
STANDBY
18
VDD
17
/oE
16