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Table of Contents
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Title
Page
Number
xvi
MC68360 USER’S MANUAL
7.10.23.10.1 Transmit Commands............................................................................7-250
7.10.23.10.2 Receive Commands.............................................................................7-251
7.10.23.10.3 SET GROUP ADDRESS Command....................................................7-251
7.10.23.11
Ethernet Address Recognition .............................................................7-252
7.10.23.12
Hash Table Algorithm ..........................................................................7-253
7.10.23.13
Interpacket Gap Time ..........................................................................7-254
7.10.23.14
Collision Handling ................................................................................7-254
7.10.23.15
Internal and External Loopback ...........................................................7-255
7.10.23.16
Ethernet Error-handling Procedure ......................................................7-255
7.10.23.16.1 Transmission Errors.............................................................................7-255
7.10.23.16.2 Reception Errors ..................................................................................7-256
7.10.23.17
Ethernet Mode Register (PSMR) .........................................................7-256
7.10.23.18
Ethernet Receive Buffer Descriptor (Rx BD)........................................7-258
7.10.23.19
Ethernet Transmit Buffer Descriptor (Tx BD) .......................................7-261
7.10.23.20
Ethernet Event Register (SCCE) .........................................................7-264
7.10.23.21
Ethernet Mask Register (SCCM) .........................................................7-265
7.10.23.22
Ethernet Status Register (SCCS) ........................................................7-265
7.10.23.23
SCC Ethernet Example........................................................................7-266
7.11
Serial Management Controllers (SMCs) ..............................................7-268
7.11.1
SMC Overview .....................................................................................7-268
7.11.2
General SMC Mode Register (SMCMR)..............................................7-270
7.11.3
SMC Buffer Descriptors .......................................................................7-270
7.11.4
SMC Parameter RAM ..........................................................................7-270
7.11.4.1
BD Table Pointer (RBASE, TBASE) ....................................................7-271
7.11.4.2
SMC Function Code Registers (RFCR, TFCR) ...................................7-272
7.11.4.3
Maximum Receive Buffer Length Register (MRBLR) ..........................7-273
7.11.4.4
Receiver Buffer Descriptor Pointer (RBPTR).......................................7-273
7.11.4.5
Transmitter Buffer Descriptor Pointer (TBPTR) ...................................7-274
7.11.4.6
Other General Parameters...................................................................7-274
7.11.5
Disabling the SMCs on the Fly.............................................................7-274
7.11.5.1
SMC Transmitter Full Sequence..........................................................7-275
7.11.5.2
SMC Transmitter Shortcut Sequence ..................................................7-275
7.11.5.3
SMC Receiver Full Sequence..............................................................7-275
7.11.5.4
SMC Receiver Shortcut Sequence ......................................................7-276
7.11.5.5
Switching Protocols..............................................................................7-276
7.11.6
Saving Power.......................................................................................7-276
7.11.7
SMC as a UART ..................................................................................7-276
7.11.7.1
SMC UART Key Features....................................................................7-276
7.11.7.2
SMC UART Comparison......................................................................7-276
7.11.7.3
SMC UART Memory Map ....................................................................7-277
7.11.7.4
SMC UART Transmission Processing .................................................7-278
7.11.7.5
SMC UART Reception Processing ......................................................7-279
7.11.7.6
SMC UART Programming Model.........................................................7-279
7.11.7.7
SMC UART Command Set ..................................................................7-279
7.11.7.7.1
Transmit Commands............................................................................7-279
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Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
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