VSX-52TX
137
5
6
7
8
5
6
7
8
C
D
F
A
B
E
Pin Function
No.
Pin Name
I/O
Pin Function
Active
1
12VTRIGGER
O
"H" at ON
2
DISP RST
O
Display microcomputer reset signal L: reset, H: release reset (pulldown)
3
DISP EN
O
Communication enabling signal to the display microcomputer
4
DISP RDY
I
Communication enabling signal from the display microcomputer
5
OSD/DISP DI
O
Communication data out signal with the OSD-IC/display microcomputer (N ch open drain: pullup)
6
DISP DO
I
Communication data in signal with the display microcomputer (N ch open drain)
7
OSD/DISP CLK
O
Communication clock signal with the OSD-IC/display microcomputer
8
GND
−
Ground
9
CNVSS
−
5.1k
Ω
pulldown
10
–
O
L" fixed
11
–
O
L" fixed
12
XRESET
−
Reset
13
XOUT
−
Oscillator
14
GND
−
Ground
15
XIN
−
Oscillator
16
5V
−
5V power supply
17
NMI
I
Cannot use it as usual input port (100k
Ω
pullup)
18
WAKEUP
I
Wakeup
H
H
H
19
1394 INT
I
INT for 1394 (Not used) Standby with the circuit.
20
1W WUP
I
Wakeup signal at standby (from the display microcomputer) (pulldown)
H
21
DECO MUTE
I
Boot success detecting port of 1st DSP
22
DSP OL
O
Communication enabling signal to the display microcomputer
H
23
DC PROT
O
OSD-IC reset signal L: reset, H: release reset
24
Boad DET
O
OSD-IC chip select signal
H
25
MIC DET
O
At data transfer to the OSD-IC: "H"
26
1394 RST
O
Reset for 1394 "L" fixed.
27
1394 CS
O
Standby for 1394 (Not used) "L" fixed.
H
28
1394 CK
O
CK for 1394
29
1394 DO
O
DO for 1394
30
1394 DI
I
DI for 1394
31
232C RXD
O
For 232C rewriting (data output)
32
232C TXD
I
For 232C rewriting (data input)
33
CLK
-
Not used
34
232C CTS
O
For 232C rewriting (communication permission)
35
DSP DI
O
Communication data out signal with the DSP1 microcomputer
36
DSP DO
I
Communication data in signal with the DSP2 microcomputer
37
DSP CLK
O
Communication clock signal with the DSP microcomputer
38
DSP RST
O
DSP microcomputer reset signal L: reset, H: release reset
39
DSP SS
O
Slave select signal to DSP microcomputer
40
BUSY
I
MCACC used
L
41
DSP HREQ
O
Error detection signal of DSP microcomputer
L
42
DSP MODE
O
Mode selection of DSP microcomputer (ROM/RAM) H: ROM mode, L: RAM (PPP) mode
H
43
DSP MUTE
O
DSP Assy mute
H
44
ADMD
-
NC
45
DIR DO
I
Communication data in signal with the DIR/DAC
46
DIR CS
O
Communication chip select signal with the DIR/DAC
47
LSSN
-
NC
48
DIR RST
O
DIR reset signal
49
DIR ERR
I
Lock/Unlock signal from DIR
50
XTLO
O
Selection X'tal to DIR
Summary of Contents for 1014TX-K - THX Select A/V Receiver
Page 23: ...VSX 52TX 23 5 6 7 8 5 6 7 8 C D F A B E ...
Page 47: ...VSX 52TX 47 5 6 7 8 5 6 7 8 C D F A B E M 2 2 ...
Page 53: ...VSX 52TX 53 5 6 7 8 5 6 7 8 C D F A B E CN4401 Q CN2103 AB CN2101 AB CN2103 AB CN2002 AB S ...
Page 55: ...VSX 52TX 55 5 6 7 8 5 6 7 8 C D F A B E CN4451 Q U CN2104 AB CN2104 AB CN2102 AB 2001 AB ...
