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20
Preliminary User’s Manual S14767EJ1V0UM00
LIST OF FIGURES (5/6)
Figure No.
Title
Page
5-1 Block Diagram of Ethernet Controller..................................................................................................................340
5-2 Tx FIFO Control Mechanism...............................................................................................................................358
5-3 Rx FIFO Control Mechanism...............................................................................................................................361
5-4 Buffer Structure for Ethernet Block .....................................................................................................................365
5-5 Transmit Descriptor Format ................................................................................................................................366
5-6 Receive Descriptor Format .................................................................................................................................366
5-7 Transmit Procedure ............................................................................................................................................369
5-8 Receive Procedure .............................................................................................................................................371
6-1 USB Controller Internal Configuration.................................................................................................................374
6-2 USB Attachment Sequence ................................................................................................................................409
6-3 Mailbox Configuration .........................................................................................................................................412
6-4 Division of Data into USB Packets......................................................................................................................413
6-5 Send Buffer Configuration...................................................................................................................................414
6-6 Configuration of Send Packet Descriptors ..........................................................................................................415
6-7 V
R
4120A RISC Processor Processing at Data Sending......................................................................................417
6-8 Send Command Issue ........................................................................................................................................418
6-9 Send Status Register..........................................................................................................................................419
6-10 USB Controller Send Operation Flow Chart......................................................................................................420
6-11 Send Indication Format.....................................................................................................................................422
6-12 Division of Data into USB Packets....................................................................................................................423
6-13 Receive Pool Configuration...............................................................................................................................424
6-14 Receive Descriptor Configuration .....................................................................................................................425
6-15 Buffer Directory Addition Command..................................................................................................................427
6-16 Data Receiving in EndPoint0, EndPoint6..........................................................................................................428
6-17 EndPoint2, EndPoint4 Receive Normal Mode...................................................................................................428
6-18 EndPoint2, EndPoint4 Receive Assemble Mode ..............................................................................................429
6-19 EndPoint2, EndPoint4 Receive Separate Mode................................................................................................429
6-20 V
R
4120A RISC Processor Receive Processing ................................................................................................430
6-21 USB Controller Receive Operations (Assemble Mode).....................................................................................431
6-22 USB Controller Receive Operation Sequence (Separate Mode).......................................................................433
6-23 USB Timing Errors............................................................................................................................................434
6-24 Example of Buffers Including Corrupted Data...................................................................................................437
6-25 Receive Indication Format ................................................................................................................................438
6-26 Suspend Sequence...........................................................................................................................................440
6-27 Resume Sequence ...........................................................................................................................................441
6-28 Remote Wake Up Sequence.............................................................................................................................442
6-29 Data Flow in Loopback Mode............................................................................................................................443
6-30 Example of Connection.....................................................................................................................................444