Sony CDX-C8850 Service Manual page 61

QQ
3 7 63 1515 0
IC801 RSC-164
SH 49
AIN1 50
AIN0 51
AGND 52
53
BUFOUT/PWM0
TEST/PWM1 54
AVDD 55
GND 56
D7 57
D6
58
D5 59
D4 60
D3
61
D2 62
D1
63
TE
L 13942296513 D0 64
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48 47 46
INTERNAL ROM
32 X 8 (HIGH)
BUFFER
INTERNAL ROM
32 X 8 (LOW)
DAC
ANALOG
CONTROL
ADC
ADC
MUX
EXTERNAL MEMORY
INTERFACE
1 2 3 4 5 6 7
IC803 MSM534001E-49TSKFDR3 (CDX-C8850)
IC803 MSM534001E-50TSKFDR3 (CDX-C9500)
32 31 30
ADDRESS
BUFFER
x ao
y
1 2 3
i
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8
45 44 43 42 41 40 39 38 37 36 35 34 33
PORT 0
REGISTER
SPACE
INTERNAL BUS
INTERRUPT PULSE WIDTH
LOGIC MODULATOR
POWER
TIMING &
CONTROL CONTROL
WAKEUP LOGIC
(FROM PORT 0/1)
Q Q
3 6 7 1 3
ADDRESS BUS
8 9 10 11 12 13 14 15 16
29 28 27 26 25 24 23 22 21 20 19 18 17
MEMORY CELL
X
MATRIX
DECODER
524,288 X 8
Y
MULTIPLEXER
DECODER
CE/OE OUTPUT
CONTROL BUFFER
u163
4 5 6 7 8 9 10 11 12 13 14 15 16
.
2 9 9 4 2 8
STACK
CPU
SPACE
OSC
TIMER
1 5 0 5 8 2 9 9 4
m
co
9 9
32 P07
31 P10
P11
30
29 P12
28 P13
27 P14
26 P15
25 P16
24 P17
VDD
23
22 GND
21 RESET
20 XI1
19 XO1
2 8 9 9
18 A0
17 A1
61