DTR-6.6
MICROPROCESSOR TERMINAL DESCRIPTIONS
No. Pin Name
Function
I/O
Act.
Description
1
Vref
Vref
A/D Reference Vltage (Vcc)
2
AVcc
AVcc
A/D Power supply
3
P97/~ADTRG/SIN4
O
O
O
H
No connect
4
P96/ANEX1/SOUT4
OSDSDO
H
Data output for on-screen display.
5
P95/ANEX0/CLK4
OSDCLK
CLK
OSD IC Serial Communication Clock Output.
6
P94/DA1/TB4IN
OSDCS
O
H
OSD IC Chip Select Output
7
P93/DA0/TB3IN
XMRST
O
L
Reset output to XM microprocessor.
8
P92/TB2IN/SOUT3
XMSDO
O
H
Serial data output to XM microprocessor.
9
P91/TB1IN/SIN3
XMSDI
I
H
Serial data input from XM microprocessor.
10
P90/TB0IN/CLK3
XMCLK
O
CLK
Serial clock output to XM microprocessor.
11
P141
~XMREQ1
L
Serial data chip request input from XM microprocessor.
12
P140
~XMREQ2
H
Serial data chip request output to XM microprocessor.
13
BYTE
BYTE
External bus width select pin. Connects to the ground.
14
CNVSS
CNVss
Processor mode select pin. Connects to the ground via resistor.
15
P87/XCIN
~SDET
I
L
S Video input detection pin.
16
P86/XCOUT
~SYNC
I
L
Sync. detection pin.
17
~RESET
~RESET
I
L
Reset input
18
XOUT
Xout
Ceramic oscillator connection pin.
19
VSS
Vss
Power supply Ground
20
XIN
Xin
Ceramic oscillator connection pin.
21
VCC1
Vcc1
Power supply Vcc.
22
P85/~NMI
~NMI
I
L
Connect the pull-up resistor.
23
P84/~INT2
~VSYNC
L
Vertical sync signal detection input.
24
P83/~INT1
~REMIN
I
L
Remote control input.
25
P82/~INT0
POFF
I
H
Power failure detection input pin.
26
P81/TA4IN/~U
~ADCRST
O
L
Multi channel AD Reset output
27
P80/TA4OUT/U
DIRINT
I
H
DIR interrupt request detection pin.
28
P77/TA3IN
~DIRCS
O
L
DIR/CODEC chip select output pin.
29
P76/TA3OUT
~DIRRST
O
L
DIR/CODEC reset output pin.
30
P75/TA2IN/~W
~DSPFCS
O
L
Chip select output pin for DSP AB
31
P74/TA2OUT/W
~DSPCS
O
L
Chip select output pin for DSP C
32
P73/~CTS2/~RTS2/TA1IN/~V
~VMUT
O
L
Video mute control output pin
33
P72/CLK2/TA1OUT/V
VDM_SCK
O
H
Clock output pin to Video microprocessor.
34
P71/RXD2/SCL2/TA0IN/TB5IN
VDM_SI
I
H
Data output pin to Video microprocessor.
35
P70/TXD2/SDA2/TA0OUT
VDM_SO
O
H
Data input pin from Video microprocessor.
36
P67/TXD1/SDA1
FTXD
O
H
Port for writing Flash./RS232 port output.
37
Vcc1
38
P66/RXD1/SCL1
FRXD
I
H
Port for writing Flash./RS232 port input.
39
Vss
40
P65/CLK1
FCLK
O
CLK
Port for writing Flash.
41
P64/~CTS1/~RTS1/~CTS0/CLKS1
FBUSY
O
H
Port for writing Flash.
42
P63/TXD0/SDA0
PLLSDA/VCSDA
I/O
H
Tuner I2C bus data pin/Video Dec/Enc serial communication data output pin
43
P62/RXD0/SCL0
PLLSCL/VCSCL
O
CLK
Tuner I2C bus clock output pin/Video Dec/Enc serial communication clock output pin
44
P61/CLK0
~STEREO
I
L
FM stereo broadcast defection input
45
P60/~CTS0/~RTS0
~TUNED
I
L
Tuner tuned detection input pin
46
P137
~VDMRST
O
H
Reset output pin to video microprocessor.
47
P136
VDM_STB
I
H
Strobe input pin from video microprocessor.
48
P135
TXMUTE
O
H
Muting output pin to video microprocessor.
49
P134
RXMUTE
I
H
Muting input pin from video microprocessor.
50
P57/~RDY/CLKOUT
~DSPINT
I
L
Interrupt request detection pin for DSP C.
51
P56/ALE
~DSPFINT
I
L
Interrupt request detection pin for DSP AB.
52
P55/~HOLD
Connect to the ground.
53
P54/~HLDA
~DSPRST
O
L
DSP reset output pin
54
P133
MLTSEL
O
H
Multi Ch AD and HDMI(I2S) select pin
55
P132
Z2VCLK
O
H
Serial clock output pin for Zone2 Volume IC.
56
P131
Z2VDAT
O
H
Serial data output pin for Zone2 Volume IC.
57
P130
Z2VMUT
O
H
Mute control output pin for Zone2 Volume IC.
58
P53/BCLK
VOLSTB
O
H
Strobe output for Volume
59
P52/~RD
VOLCLK
O
CLK
Serial clock output for Volume
60
P51/~WRH/~BHE
VOLDAT
O
H
Serial data output for Volume
61
P50/~WRL/~WR
~FCE
I
H
Port for writing Flash.
62
P127
~VCRST
O
L
Video Dec/Enc reset control pin
63
P126
64
P125
I
O
I
Power supply
Ground