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Integra DTR-4.6 Service Manual

Integra DTR-4.6
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DTR-4.6
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
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3
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0
9
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2
8
9
4
2
9
8
T
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L
1
3
9
4
2
2
9
6
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TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
http://www.xiaoyu163.com

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Integra DTR-4.6 Specifications

General IconGeneral
BrandIntegra
ModelDTR-4.6
CategoryReceiver
LanguageEnglish

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