Diagrams; Ic Pin Descriptions - Sony HT-BE1 Service Manual
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- Operating instructions manual (112 pages) ,
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HT-BE1/SA-WBE1/SS-BE1
4-1. IC PIN DESCRIPTIONS
• IC801 µPD703033A (SYSTEM CONTROLLER)
Pin No.
Pin Name
1
LRSY
1
CO-DI
2
CO-CLK
3
U L/OTHER H
4
USB L/OTHER H
5
NC
6
DSP-DO
7
DIG-DI
8
DIG-CLK
9
EVDD
10
EVSS
11
DSP-RST
12
DSP-PM
13
DSP-CS
14
DSP-HACN
15
DSP-BST
16
DSP-GP9
17
DSP-PLOCK
18
DIR-ERR
19
DIR-CE
20
DIR-XST
21
VPP
22
DIR-AD
23
DIR-XMODE
24
DIRDO
25, 26
NC
27
MUTE-FL,FR
28
MUTE-SL,SR,C
29
MUTE-SW
30 to 33
NC
34
RESET
35
XT1
36
XT2
37
NC
38
X2
39
X1
40
VSS
41
VDD
42, 43
NC
44
AMP-MUTE
45
NC
46
P-CONT
47 to 50
NC
51
DISC
52
NC
53
LCD-CLK
54
LCD-DATA
55
LCD-CS
56
LCD-C/D
57
LED-CLR
8
SECTION 4
DIAGRAMS
I/O
I
CD L/R clock input
O
Data output for MAC.
O
Clock output for MAC.
Destination setting input (L: US, Canadian, Mexican model, H: Except US, Canadian,
I
Mexican model)
I
USB setting input (Fixed at L)
—
Not used. (Open)
O
Serial data output for DSP.
I
Serial data input from DSP.
O
Clock output for DSP.
—
Power supply pin (+3.3 V)
—
Ground
O
Reset signal output for DSP. (L: active)
O
PLL initialization output for DSP.
O
Chip select output for DSP.
I
Acknowledge signal input from DSP.
O
Boot stop signal output for DSP.
I
Decode signal input from DSP.
I
Internal PLL lock signal input from DSP.
I
PLL lock signal input from DIR.
O
Chip enable signal output for DIR.
I
Reset signal input from DIR.
—
Programming power supply pin
O
Serial data output for DIR.
I
System reset signal input from DIR.
I
Serial data input from DIR.
—
Not used. (Open)
O
Amplifier mute (FL, FR) output
O
Amplifier mute (SL, SR, C) output
O
Amplifier mute (SW) output
—
Not used. (Open)
I
µ-com reset signal input
I
Not used. (Fixed at L)
O
Not used. (Open)
—
Not used. (Connected to capacitor)
O
Main clock signal output (16 MHz)
I
Main clock signal input (16 MHz)
—
Ground
—
Power supply pin (+5 V)
—
Not used. (Open)
O
Amplifier mute output
—
Not used. (Open)
I
Power control signal input
—
Not used. (Open)
I
Not used. (Fixed at L)
—
Not used. (Open)
O
Clock output for LCD driver.
O
Serial data output for LCD driver.
O
Chip select output for LCD driver.
O
Latch output for LCD driver.
—
Not used. (Open)
Pin Description
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