VSX-D912-S
68
1
2
3
4
1
2
3
4
C
D
F
A
B
E
No.
Port
Pin Name
I/O
Pin Function
1
P96/ANEX1/SOUT4
NC
I/O
2
P95/ANEX0/CLK4
DISP RST
I/O
Reset signal to display u-com
3
P94/DA1/TB4IN
DISP EN
I/O
Enable signal to display u-com
4
P93/DA0/TB3IN
DISP RDY
I/O
Ready signal from display u-com
5
P92/TB2IN/SOUT3
DISP DI
I/O
Data out to display u-com
6
P91/TB1IN/SIN3
DISP DO
I/O
Data input from display u-com
7
P90/TB0IN/CLK3
DISP CLK
I/O
Clock signal to display u-com
8
BYTE
GND
9
CNVss
CNVSS
10
P87/XCIN
NC
I/O
11
P86/XCOUT
NC
I/O
12
RESET
XRESET
13
XOUT
XOUT
14
VSS
GND
15
XIN
XIN
16
VCC
5V
17
P85/NMI
NM
I
No use
18
P84/INT2
ACIN(WAKEUP)
I/O
AC pulse input
19
P83/INT1 P85/NMI
1394 INT
I/O
No use (Standby for 1394)
20
P82/INT0
1W WUP
I/O
Wake up signal from display u-com
21
P81/TA4IN/U
DECO MUTE
I/O
1st DSP detect port
22
P80/TA4OUT/U
NECK_SEL
I/O
5.1ch, surround mode and A+B Stereo : H / Stereo : L
23
P77/TA3IN
DC PROT
I/O
AMP DC detect
24
P76/TA3OUT
Boad DET
I/O
AMP INPUT ASSY detect, H : detected
25
P75/TA2IN/W
MIC DET
I/O
MIC detect (VSX-D912 only), L : detect
26
P74/TA2OUT/W
1394 RST
I/O
No use (Standby for 1394)
27
P73/CTS2/RTS2/TA1IN/V
1394 CS
I/O
No use (Standby for 1394)
28
P72/CLK2/TA1OUT/V
1394 CK
I/O
No use (Standby for 1394)
29
P71/RxD2/SCL/TA0IN/TB5IN
1394 DO
I/O
No use (Standby for 1394)
30
P70/TXD2/SDA/TA0OUT
1394 DI
I/O
No use (Standby for 1394)
31
P67/TXD1
232C RXD
I/O
For rewriting 232C (Data output)
32
P66/RxD1
232C TXD
I/O
For rewriting 232C (Data input)
33
P65/CLK1
CLK
I/O
It is necessary when writing for JIG
34
P64/CTS1/RTS1/CLKS1
232C CTS
I/O
For rewriting 232C (Admit communication)
35
P63/TXD0
DSP DI
I/O
Data output signal for communication with DSP and DIR
36
P62/RxD0
DSP DO
I/O
Data input signal for communication with DSP
37
P61/CLK0
DSP CLK
I/O
Clock signal for communication with DSP and DIR
38
P60/CTS0/RTS0
DSP RST
I/O
Reset signal for DSP
39
P57/RDY/CLKOUT
DSP SS
I/O
Srobe select signal to DSP
40
P56/ALE
BUSY
I/O
Use it in MCACC
41
P55/HOLD
DSP HREQ
I/O
DSP error detect signal
42
P54/HLDA
DSP MODE
I/O
Mode select of DSP (ROM/RAM)
43
P53/BCLK
DSP MUTE
I/O
DSP ASSY mute
44
P52/RD
NC
I/O
45
P51/WRH/BHE
DIR DO
I/O
Data input signal for communication with DIR/DAC
46
P50/WRL/WR
DIR CS
I/O
Chip select signal for communication with DIR/DAC
47
P47/CS3
NC
I/O
48
P46/CS2
DIR CDC RST
I/O
Reset signal for DIR CODEC
49
P45/CS1
DIR ERR
I/O
lock/unlock signal
50
P44/CS0
XTL0
I/O
DIR X'tal change
• Pin Function