CS8900-IQ3 View Datasheet(PDF) - Cirrus Logic
Part Name
Description
Manufacturer
CS8900-IQ3 Datasheet PDF : 138 Pages
| |||
CS8900A
Crystal LAN™ ISA Ethernet Controller
5.5.1 TOverview ...........................................................................................................92
5.5.2 TConfiguring the CS8900A for Auto-Switch DMA ...............................................93
5.5.3 TAuto-Switch DMA Operation ..............................................................................93
5.5.4 TDMA Channel Speed vs. Missed Frames ..........................................................94
5.5.5 TExit From DMA ..................................................................................................94
5.5.6 TAuto-Switch DMA Example ...............................................................................95
5.6 StreamTransfer ................................................................................................................95
5.6.1 TOverview ...........................................................................................................95
5.6.2 TConfiguring the CS8900A for StreamTransfer ...................................................95
5.6.3 TStreamTransfer Operation .................................................................................95
5.6.4 TKeeping StreamTransfer Mode Active ...............................................................95
5.6.5 TExample of StreamTransfer ...............................................................................97
5.6.6 TReceive DMA Summary ....................................................................................97
5.7 Transmit Operation ...........................................................................................................98
5.7.1 TOverview ...........................................................................................................98
5.7.2 TTransmit Configuration ......................................................................................98
5.7.2.1 Configuring the Physical Interface .......................................................98
5.7.2.2 Selecting which Events Cause Interrupts ............................................98
5.7.3 TChanging the Configuration ...............................................................................98
5.7.4 TEnabling CRC Generation and Padding ............................................................99
5.7.5 TIndividual Packet Transmission .........................................................................99
5.7.6 TTransmit in Poll Mode ......................................................................................100
5.7.7 TTransmit in Interrupt Mode ..............................................................................100
5.7.8 TCompleting Transmission ................................................................................101
5.7.9 TRdy4TxNOW vs. Rdy4Tx ................................................................................101
5.7.10 TCommitting Buffer Space to a Transmit Frame .............................................101
5.7.11 TTransmit Frame Length .................................................................................104
5.8 Full duplex Considerations .............................................................................................104
5.9 Auto-Negotiation Considerations ....................................................................................104
6.0 TEST MODES ......................................................................................................................105
6.0.1 TLoopback & Collision Diagnostic Tests ...........................................................105
6.0.2 TInternal Tests ...................................................................................................105
6.0.3 TExternal Tests .................................................................................................105
6.0.4 TLoopback Tests ...............................................................................................105
6.0.5 T10BASE-T Loopback and Collision Tests ........................................................105
6.0.6 TAUI Loopback and Collision Tests ...................................................................105
6.1 Boundary Scan ...............................................................................................................106
6.1.1 TOutput Cycle ....................................................................................................106
6.1.2 TInput Cycle ......................................................................................................106
6.1.3 TContinuity Cycle ...............................................................................................107
7.0 T CHARACTERISTICS/SPECIFICATIONS - COMMERCIAL .............................................110
8.0 T CHARACTERISTICS/SPECIFICATIONS - INDUSTRIAL ................................................121
9.0 PHYSICAL DIMENSIONS ....................................................................................................132
10.0 GLOSSARY OF TERMS ....................................................................................................133
10.1 Acronyms .....................................................................................................................133
10.2 Definitions .....................................................................................................................134
10.3 Acronyms Specific to the CS8900A .............................................................................135
10.4 Terms Specific to the CS8900A ...................................................................................135
10.5 Suffixes Specific to the CS8900A. ................................................................................136
11.0 REVISION HISTORY ..........................................................................................................137
CIRRUS LOGIC PRODUCT DATASHEET
6
DS271PP4
Share Link: 