VSX-AX4AVi-S
250
1
2
3
4
1
2
3
4
C
D
F
A
B
E
No.
Mark
Pin Name
I/O
Pin Function
1
P94/DA1/TB4IN
DSP2SSI
I
Motorola DSP communication strobe
2
P93/DA0/TB3IN
DSP2BUSY
I
Motorola DSP busy input (at MCACC function)
3
P92/TB2IN/SOUT3
HDO
I
Data output of microcomputer communication to the main microcomputer
4
P91/TB1IN/SIN3
HDI
I
Data input of microcomputer communication from the main microcomputer
5
P90/TB0IN/CLK3
HCLK
I
Clock input of microcomputer communication from the main microcomputer
6
BYTE
BYTE
O
16 bit setting of the external FLASH bus-width
7
CNVss
CNVss
−
Shift from single-chip mode to memory expanded mode.
8
P87/XCIN
HRDY
I
Request output of microcomputer communication to the main microcomputer
9
P86/XCOUT
IRQ2
I
Motorola DSP busy input (at decoder function)
10
RESET
RESET
I
RESET input from the main microcomputer
11
XOUT
Xout
O
Connect a ceramic resonator (15.4MHz)
12
VSS
Vss
−
Ground
13
XIN
Xin
I
Connect a ceramic resonator
14
VCC
Vcc
−
Power supply
15
P85/NMI
NMI
I
16
P84/INT2
(USB UNLOCK)
I
(USB communication request: Plan)
17
P83/INT1
HREQ
I
Request input of microcomputer communication from the main microcomputer
18
P82/INT0
POFF
I
Power OFF signal
19
P81/TA4IN/U
DSP2RST
I
Motorola DSP reset
20
P80/TA4OUT/U
DSP1RST
I
1st DSP reset
21
P77/TA3IN
EXOE
I
OE output of the expansion IC
22
P76/TA3OUT
S DATA
I
Data output of the expansion IC
23
P75/TA2IN/W
S CLOCK
I
Clock output of the expansion IC
24
P74/TA2OUT/W
STB
I
Strobe output of the expansion IC
25
P73/CTS2/RTS2/TA1IN/V
CSN
I
Control CS output of DIR IC
26
P72/CLK2/TA1OUT/V
XPDN
I
DIR reset
27
P71/RxD2/SCL2/TA0IN/TB5IN
UNLK/(USB ERROR)
I
UNLOCK signal input/(USB error information input)
28
P70/TXD2/SDA2/TA0OUT
XMFS
I
XM FS information
29
P67/TXD1/SDA1
232C Tx
I
RS232C communication TxD(rewriting / control)
30
P66/RxD1/SCL1
232C Rx
I
RS232C communication RxD(rewriting / control)
31
P65/CLK1
JIGCLK
I
Rewriting
32
P64/CTS1/RTS1/CTS0/CLKS1
232C RTS
I
RS232C communication RTS(rewriting / control)
33
P63/TXD0/SDA0
CDTO/DA CDTO/(USB DTO)
I
DIR/DA/(USB) serial comminication data output
34
P62/RxD0/SCL0
CDTI/(USB DTI)
I
DIR/(USB) serial comminication data input
35
P61/CLK0
CCLK/DA CCLK/(USB CLK)
I
DIR/DA/(USB) serial comminication clock output
36
P60/CTS0/RTS0
DACS1
I
Control CS output of DAC IC for F/R
37
P57/RDY/CLKOUT
XRDY
I
Vcc (3.3V)
38
P56/ALE
ALE
O
NC (open at memory expanded mode)
39
P55/HOLD
XHOLD
I
Vcc (3.3V)
40
P54/HLDA
XHLDA
O
NC (open at memory expanded mode)
41
P53/BCLK
BCLK
O
NC (open at memory expanded mode)
42
P52/RD
XOE
O
FLASH MEMORY I/F READ
43
P51/WRH/BHE
XWRH
O
FLASH MEMORY I/F WRITE
44
P50/WRL/WR
XWRL
O
FLASH MEMORY I/F WRITE
45
P47/CS3
XSMUTE
I
For last stage mute control
46
P46/CS2
XHDMI(RF UNLOCK)
I
For mute control of HDMI input (for RF UNLOCK detection)
47
P45/CS1
XSPDIF
I
For mute control of DIR input
48
P44/CS0
XCE
O
FLASH MEMORY CE control
49
P43/A19
A19
O
Address output of FLASH MEMORY communication
50
P42/A18
A18
O
Address output of FLASH MEMORY communication
Pin Function
