Digi NS9750 Bedienungsanleitung Seite 3
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Contents
iii
NS9750B-A1 Features...................................................................... 1
System-level interfaces ................................................................... 4
System configuration...................................................................... 5
General Purpose ID register..................................................... 7
System boot................................................................................. 8
Reset......................................................................................... 8
System Clock ............................................................................... 9
USB clock................................................................................... 11
NS9750B-A1 pinout and signal descriptions ........................................... 12
System Memory interface ......................................................12
System Memory interface signals ............................................. 16
Ethernet interface............................................................... 18
Clock generation/system pins .................................................19
bist_en_n, pll_test_n, and scan_en_n........................................ 20
PCI interface ..................................................................... 20
PCI/CardBus signals ............................................................. 22
GPIO MUX ......................................................................... 25
LCD module signals..............................................................31
I2C interface ..................................................................... 35
USB Interface..................................................................... 35
JTAG interface for ARM core/boundary scan ............................... 36
Reserved pins ....................................................................37
Power ground ....................................................................38
Address and register maps .............................................................. 38
System address map ............................................................ 38
BBus peripheral address map .................................................. 39
Electrical characteristics ................................................................40
Absolute maximum ratings..................................................... 40
Recommended operating conditions .........................................40
Maximum power dissipation ................................................... 41
Typical power dissipation ...................................................... 41
DC electrical characteristics ............................................................42
Inputs.............................................................................. 42
Outputs............................................................................ 43
Reset and edge sensitive input timing requirements ...............................44
Power sequencing......................................................................... 45
Memory timing ............................................................................46
SDRAM timing .................................................................... 46
SRAM timing ...................................................................... 51
Slow peripheral acknowledge timing .........................................57
Ethernet timing ...........................................................................59
PCI timing .................................................................................. 61
I2C timing .................................................................................. 65
- NS9750B-A1 Datasheet 1
- Contents 3
- NS9750B-A1 Datasheet 03/2006 4
- NS9750B-A1 Features 5
- 2 6
- System-level interfaces 8
- System configuration 9
- Table 2: PLL ND[4:0] 10
- Pin name Configuration bits 10
- General Purpose ID register 11
- System boot 12
- System Clock 13
- NS9750B-A1 14
- USB clock 15
- System Memory interface 16
- Pin # Signal Name 17
- I/O Description 17
- Name I/O Description 20
- Ethernet interface 22
- Clock generation/system pins 23
- PCI interface 24
- PCI/CardBus signals 26
- 24 28
- GPIO MUX 29
- Pin # Signal name 30
- Table 12: GPIO MUX pinout 30
- USB Power 35
- Controller 35
- CLSTN[0] 36
- MLSTN[0] 36
- CUSTN[0] 37
- RED[0] 38
- GREEN[0], BLUE[0] 38
- C interface 39
- USB Interface 39
- Reserved pins 41
- Address and register maps 42
- BBus peripheral address map 43
- Electrical characteristics 44
- Maximum power dissipation 45
- Typical power dissipation 45
- DC electrical characteristics 46
- USB DC electrical outputs 47
- 44 48
- Power sequencing 49
- Memory timing 50
- SDRAM burst read (16-bit) 51
- SDRAM burst write (16-bit) 52
- SDRAM burst read (32-bit) 52
- SDRAM burst write (32-bit) 53
- SDRAM load mode 54
- SDRAM refresh mode 54
- Clock enable timing 54
- SRAM timing 55
- 52 56
- WTWR = from 0 to 15 60
- 57 61
- 58 62
- Ethernet timing 63
- Ethernet MII timing 64
- Ethernet RMII timing 64
- PCI timing 65
- Internal PCI arbiter timing 66
- 64 68
- C timing 69
- LCD timing 70
- 68 72
- LCD output timing 73
- SPI timing 74
- 72 76
- IEEE 1284 timing 77
- USB timing 78
- USB full speed load 79
- USB low speed load 79
- 80
- JTAG timing 81
- Clock timing 82
- 79 83
- Packaging 84
- NS9750B-A1, 388 BGA 86
- Product specifications 87
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