PM3350 Просмотр технического описания (PDF) - PMC-Sierra
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PM3350 Datasheet PDF : 224 Pages
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ELAN 8X10
DATA SHEET
PMC-970109
ISSUE 3
PM3350 ELAN 8 X10
8 PORT ETHERNET SWITCH
Clock Inputs and Outputs .............................................................................25
Miscellaneous Inputs and Outputs ...............................................................26
DC CHARACTERISTICS .................................................................................... 28
Absolute Maximum Ratings..........................................................................28
Recommended Operating Conditions ..........................................................28
D.C. Characteristics......................................................................................29
AC CHARACTERISTICS..................................................................................... 30
PCI Bus Interface .........................................................................................31
MAC Interface ..............................................................................................32
Memory Interface .........................................................................................34
60 ns EDO DRAM AC Timing ................................................................ 34
150 ns EEPROM/EPROM AC Timing.................................................... 34
Clocking........................................................................................................38
Miscellaneous...............................................................................................38
FUNCTIONAL DESCRIPTION ............................................................................ 39
Overview.......................................................................................................39
System Components ....................................................................................39
System Block Diagram........................................................................... 41
System Memory Map ............................................................................. 43
Device Internal Blocks ..................................................................................45
Switch Processor ................................................................................... 45
Ethernet MAC Interfaces........................................................................ 46
Multichannel DMA Controller ................................................................. 49
Memory Controller.................................................................................. 50
PCI Expansion Port................................................................................ 51
Watchdog Timer Facility ........................................................................ 55
Configuration and Initialization .....................................................................56
Two-step process................................................................................... 56
Four-step process .................................................................................. 56
Device Configuration.............................................................................. 57
System Bootstrap Image........................................................................ 59
Configuration Parameters ...................................................................... 63
Stand-Alone System Boot ...................................................................... 63
Master/Slave System Boot..................................................................... 63
Host-Controlled System Boot................................................................. 63
Self Test and Error Reporting ................................................................ 64
Data Structures ............................................................................................65
PROPRIETARY AND CONFIDENTIAL TO PMC-SIERRA, INC., AND PMC-SIERRA, INC. CUSTOMERS ONLY
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