JVC KW-XC8 Service Manual page 54

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