TABLE OF CONTENTS (Continued)
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Number Title Number
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MPC823e REFERENCE MANUAL
MOTOROLA
16.9.21.11 SCCx Transparent Event Register ...........................16-314
16.9.21.12 SCCx Transparent Mask Register ............................16-316
16.9.21.13 SCCx Transparent Status Register ..........................16-316
16.9.21.14 SCC2 Transparent Programming Example ..............16-317
16.9.22 The SCCx in Ethernet Mode ................................................16-318
16.9.22.1 Features ...................................................................16-319
16.9.22.2 Ethernet On the MPC823e .......................................16-320
16.9.22.3 Understanding Ethernet on the MPC823e ................16-321
16.9.22.4 Connecting the MPC823e to the EEST ....................16-321
16.9.22.5 SCCx Ethernet Channel Frame Transmission
Process .....................................................................16-323
16.9.22.6 SCCx Ethernet Channel Frame Reception
Process .....................................................................16-324
16.9.22.7 SCCx Ethernet Parameter RAM Memory Map .........16-326
16.9.22.8 Configuring the SCCx Ethernet Parameters .............16-330
16.9.22.9 SCCx Ethernet Commands ......................................16-330
16.9.22.10 SCCx Ethernet Address Recognition .......................16-332
16.9.22.11 Hash Table Algorithm ...............................................16-334
16.9.22.12 Interpacket Gap Time ...............................................16-335
16.9.22.13 Handling Collisions ...................................................16-335
16.9.22.14 Loopback and Full-Duplex Operation .......................16-335
16.9.22.15 SCCx Ethernet Controller Errors ..............................16-336
16.9.23 Programming the SCCx Ethernet Controller ........................16-337
16.9.23.1 SCCx Ethernet Mode Register .................................16-337
16.9.23.2 SCCx Ethernet Receive Buffer Descriptor ................16-340
16.9.23.3 SCCx Ethernet Transmit Buffer Descriptor ...............16-343
16.9.23.4 SCCx Ethernet Event Register .................................16-346
16.9.23.5 SCCx Ethernet Mask Register ..................................16-348
16.9.23.6 SCCx Ethernet Status Register ................................16-348
16.9.23.7 SCC2 Ethernet Programming Example ....................16-348
16.10 Universal Serial Bus Controller .......................................................16-350
16.10.1 Features ...............................................................................16-352
16.10.2 Controller Limitations ...........................................................16-352
16.10.3 USB Controller Pin Functions and Clocking .........................16-353
16.10.4 Transmission and Reception Process ..................................16-355
16.10.4.1 OUT Token ...............................................................16-356
16.10.4.2 IN Token ...................................................................16-357
16.10.4.3 SETUP Token ...........................................................16-357
16.10.4.4 SOF Token ...............................................................16-358
16.10.4.5 PRE TOKEN .............................................................16-358
16.10.5 USB Controller Parameter RAM Memory Map ....................16-358
16.10.6 USB Commands ..................................................................16-363