Pioneer PRA-BD11 Service Manual page 78

1
7 GS9023A (IC8106: DINB ASSY, IC8613: DOOB ASSY)
• Embedded Audio CODEC
A
Pin Arrangement
B
C
Block Diagram
D
2
WCINA/B
Convert Input
3
Data Format
AINA/B
AUXEN
Convert
AES/EBU
Format
3
AM[2:0]
SAFA/B
Convert
8
CSA/B
Control
UDA/B
Code
VFLA/B
E
MUTE
7
ADDR[3:0]
CS, WE, RE
Control
8 Registers
DATA[7:0]
10
DIN[9:0]
3
Video Detection
VM[2:0]
& Synchronization
F
78
1
2
75 74 73 72 71 70 69 68 67
76
VDDIO
DATA3 77
DATA4 78
DATA5 79
DATA6 80
DATA7 81
GND 82
RE 83
WE 84
CS 85
ADDR3 86
ADDR2 87
ADDR1 88
ADDR0 89
VDDINT 90
ANCI 91
TRS 92
EDH_INS 93
MUTE 94
AM2 95
AM1 96
AM0 97
GND 98
ACLK 99
GND 100
1 2 3 4 5 6 7 8 9
MPX
S/P
MPX
10
10
10
Add
CRC
Generate
Audio
Packets
8
Generate
ANCI area
LOCK
MULTIPLEX MODE (DOOB Assy)
2
3
66 65 64 63 62 61 60 59 58 57 56 55 54 53
GS9023A
(TOP VIEW)
10 11 12 13 14 15 16 17 18 19 20 21 22 23
MPX
Audio
Buffer
10
10
Arbitrary
Packet
Buffer
9
PKT[8:0]
PRA-BD11
3
4
52 51
50 GND
49 PKTEN
48 PKT0
47 PKT1
46 PKT2
45 PKT3
44 PKT4
43 PKT5
42 PKT6
41 PKT7
40 PKT8
39 VDDIO
38 AUXEN
37 CSB
36 CSA
35 UDB
34 UDA
33 VFLB
32 VFLA
31 SAFB
30 SAFA
29 GND
28 TEST
27 TEST
26 VDDINT
24 25
MPX
Add
EDH
10 DOUT[9:0]
10
MPX
9 10
b9=b8
EDH_INS
4