CS8920 Просмотр технического описания (PDF) - Cirrus Logic
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CS8920 Datasheet PDF : 66 Pages
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CS8920 Technical Reference Manual
3.2.1.1 Reset Configuration Block Header......................................................................................................................37
3.2.1.2 Configuration Data .............................................................................................................................................37
3.2.1.3 Checksum...........................................................................................................................................................37
3.2.2 Typical Reset Blocks ...................................................................................................38
3.2.2.1 Recommended Reset Configuration Block for a Legacy Adapter.........................................................................38
3.2.2.2 Recommended Reset Configuration Block for a PnP Adapter .............................................................................39
3.2.2.3 PnP with Automatic Wakeup Feature Enabled....................................................................................................39
3.2.2.4 BootPROM Considerations ................................................................................................................................40
3.2.2.5 Performance Considerations of Reset Configuration Block..................................................................................40
3.3 FORMAT OF THE DRIVER CONFIGURATION BLOCK................................................................40
3.3.1 IEEE Physical Address ...............................................................................................43
3.3.2 ISA Configuration Flags .............................................................................................43
3.3.3 PacketPage Memory Base............................................................................................43
3.3.4 Boot PROM Memory Base ........................................................................................44
3.3.5 Boot PROM Mask .....................................................................................................44
3.3.6 Transmission Control..................................................................................................44
3.3.7 Adapter Configuration Word ......................................................................................44
3.3.8 Manufacturing Date ....................................................................................................45
3.3.9 IEEE Physical Address (copy) ....................................................................................45
3.3.10 16-bit Checksum .......................................................................................................46
3.3.11 EISA ID ....................................................................................................................46
3.3.12 Serial Number ............................................................................................................46
3.3.13 LFSR Checksum .......................................................................................................46
3.4 RECOMMENDED PLUG AND PLAY RESOURCE DATA.............................................................. 46
3.4.1 Serial Identifier ............................................................................................................47
3.4.2 Resource Descriptors ...................................................................................................47
3.5 PROGRAMMING AND INITIALIZING THE EEPROM...............................................................53
3.5.1 Maintaining EEPROM Configuration Data .................................................................53
3.6 OBTAINING IEEE ADDRESSES.............................................................................................54
4.0 CS8920 INSTALLATION AND CONFIGURATION...................................................55
4.1 CS8920 EVALUATION KIT DEVICE DRIVERS AND SOFTWARE UTILITIES...............................55
AN84REV1
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