Pioneer RS-A9/EW Service Manual page 119

Pioneer optical digital reference system digital integrated amplifier service manual
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5
*LT1358CS8
OUT A
-IN A
+IN A
*AN2135S
SCL
WAKEUP#
NC
PA0/T0out
PA1/T1out
PA2/OE#
PA3/CS#
GND
PA4/FWR#
PA5/FRD#
PA6/RXD0out
PA7/RXD1out
USBD-
GND
USBD+
PSEN#
- Block diagram
D+
D-
5
6
1
2
A
3
V+
4
64 63 62 61
60 59 58 57 56 55 54 53 52 51 50 49 48 47 46 45 44 43 42 41
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
1
2
3
4
5
6
7
8
9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24
Serial
Interface
Engine
(SIE)
USB
Transceiver
6
7
B
bytes
Program &
USB
Data
Interface
bytes
RAM
General
Purpose
Microprocessor
RS-A9/EW
7
8
8
V+
7
OUT B
6
-IN B
5
+IN B
PC 6/WR#
40
PC 5/T1
39
PC 4/T0
38
A15
37
A14
36
A13
35
A12
34
PC 3/INT1#
33
PC 2/INT0#
32
PC 1/TxD0
31
PC0/RxD0
30
A11
29
A10
28
A9
27
A8
26
RESET
25
IO Ports
8
A
B
C
D
E
F
119

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