DM1105 Datasheet
V1.0
SDMC Microelectronics Co. , LTD Page 1 of 30
Confidential
Lable of Contents
1 FEATURES ...........................................................................................................................2
2 BLOCK DIAGRAM .................................................................................................................3
3 SUMMARY ............................................................................................................................3
4 PIN CONNECTIONS ..............................................................................................................4
5 PINOUTS DESCRIPTION ......................................................................................................4
5.1 PCI Interface50 pins ......................................................................................................4
5.2 TS stream19 pins ...........................................................................................................6
5.3 GPIO18 pins .................................................................................................................7
5.4 I
2
C Signal2 pins ............................................................................................................7
5.5 IR Input1 pin ................................................................................................................7
5.6 HOST Control4 pins ......................................................................................................8
5.7 Valid Data Indication Signal1 pin ....................................................................................8
5.8 JTAG Signal5 pins .........................................................................................................8
5.9 Modules Test4 pins ........................................................................................................8
5.10 Descrambling Clock1 pin ..............................................................................................9
5.11 Power Supply 23 pins ....................................................................................................9
6 FUNCTIONAL DESCRIPTION..............................................................................................10
6.1 PCI Bus .............................................................................................................................10
6.2 I
2
C Control ........................................................................................................................ 10
6.2.1 I
2
C write .................................................................................................................. 11
6.2.2 I
2
C read ................................................................................................................... 11
6.3 IR Receiving ...................................................................................................................... 12
6.4 GPIO ................................................................................................................................ 12
6.5 HOST Interface Modules ..................................................................................................... 12
6.6 Input Data Select................................................................................................................ 14
6.6.1 Parallel TS stream ..................................................................................................... 14
6.6.2 Serial TS stream ....................................................................................................... 14
6.7 LED.................................................................................................................................. 14
7 Registers Description ...........................................................................................................15
7.1 TS Control......................................................................................................................... 16
7.2 GPIO Interface................................................................................................................... 18
7.3 PID index .......................................................................................................................... 19
7.4 Odd/Even Secret Key Select ................................................................................................ 19
7.5 HOST Interface.................................................................................................................. 19
7.6 PCI Interface...................................................................................................................... 20
7.7 CW................................................................................................................................... 23
7.8 PID................................................................................................................................... 23
7.9 IR Remote Control.............................................................................................................. 24
7.10 PROM............................................................................................................................. 27
8 DC ELECTRICAL CHARACTERISTICS ................................................................................28
9 APPLICATIONS ..................................................................................................................29
9.1 Simulcrypt System.............................................................................................................. 29
9.2 Multicrypt System .............................................................................................................. 29
10 PACKAGE OUTLINES .......................................................................................................30
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2008-12-15
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fyliuzju2013-06-27芯片资料，对我参考价值一般，只是了解一下。
