Sony CDX-715 - Compact Disc Changer System, Руководство по обслуживанию, Страница: 31 / 44

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IC202 AT24C16N-10SI-TR (MAIN BOARD) IC302 BA8272F-E2 (MAIN BOARD)
IC401 CXD2522Q (MAIN BOARD)
SLAVE ADDRESS
REGISTER &
COMPARATOR
4
6
7
8
5
1
2
3
CONTROL
LOGIC
WORD
ADDRESS
COUNTER
X
DECODER
EEPROM
128 x 16 x 8
H.V. GENERATOR
TIMING & CONTROL
START CYCLE
START/
STOP
LOGIC
A0
A1
A2
VSS
D OUT
ACK
D IN
R/W
Y
DECODER
DATA
REGISTER
D OUT
SDA
CK
4 16
LOAD
INC
SCL
NC
VCC
16
4
8 8
DEVICE
ADDRESS
BITS
1
2 3 4 5 6 7
8 9 10 14 13 12 11
VCC BUS ON LINK OFF CLK OUT DATA OUT DATA IN
BUS RESET
BUS DATA
VREF
BUS CLK
GND
BUS ON IN
BUS ON OUT
RESET
RESET
SWITCH
VWA
ADDRESS MONITOR
WRITE
BASE
COUNTER
READ
BASE
COUNTER
CPU I/F
SELECTOR
TIMING
GEN.
DSP
I/F
DATA
LINKING
CONTROL DAC
I/F
DIGITAL
OUT
1 2 3 4 5 6 7 8 9 10
20
19 18 17 16 15 14 13 12 11
21
22
23
24
25
26
27
28
29
30
31
32
33 34 35 36 37 38 39 40 41 42
43 44 45 46
56
55
54
53
52
51 50 49 48 47
57
58
59
60
61
62
63
64
XWIH
AM4
AM3
AM2
AM1
AM0
VDD
XQOK
GSCR
SCOR
NC
NC
NC
GRST XRST
WFCK
DIN
C4M
XROI
RFCK
GTOP
BCKI
VSS
DATI LRCI
WDCI
TEST
XTAO
XTAI
BCK
DATA LRCK
DOUT
C176
A3
A2
A1
A0
VDD
A9
XRAS
XWE
D1
D0
D3
D2 XCAS XOE A8 A7 A6 A5 A4 OSCE VSS SPSL XEMP SDTO XSOE SCK SDTI XLT XRDE XWRE
DRAM
I/F