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Table of Contents
Paragraph
Title
Page
Number
MOTOROLA
MC68360 USER’S MANUAL
xiii
7.10.11.2
Asynchronous Protocols...................................................................... 7-134
7.10.12
Digital Phase-Locked Loop (DPLL) ..................................................... 7-135
7.10.12.1
Data Encoding..................................................................................... 7-135
7.10.12.2
DPLL Operation................................................................................... 7-136
7.10.13
Clock Glitch Detection ......................................................................... 7-139
7.10.14
Disabling the SCCs on the Fly ............................................................ 7-139
7.10.14.1
SCC Transmitter Full Sequence.......................................................... 7-140
7.10.14.2
SCC Transmitter Shortcut SEQUENCE .............................................. 7-140
7.10.14.3
SCC Receiver Full Sequence.............................................................. 7-140
7.10.14.4
SCC Receiver Shortcut Sequence ...................................................... 7-141
7.10.14.5
Switching Protocols ............................................................................. 7-141
7.10.15
Saving Power ...................................................................................... 7-141
7.10.16
UART Controller .................................................................................. 7-141
7.10.16.1
UART Key Features ............................................................................ 7-143
7.10.16.2
Normal Asynchronous Mode ............................................................... 7-143
7.10.16.3
Synchronous Mode ............................................................................. 7-144
7.10.16.4
UART Memory Map............................................................................. 7-145
7.10.16.5
UART Programming Model ................................................................. 7-147
7.10.16.6
UART Command Set........................................................................... 7-147
7.10.16.6.1
Transmit Commands ........................................................................... 7-147
7.10.16.6.2
Receive Commands ............................................................................ 7-148
7.10.16.7
UART Address Recognition (Receiver)............................................... 7-149
7.10.16.8
UART Control Characters (Receiver).................................................. 7-150
7.10.16.9
Wake-Up Timer (Receiver).................................................................. 7-151
7.10.16.10
Break Support (Receiver).................................................................... 7-151
7.10.16.11
Send Break (Transmitter) .................................................................... 7-153
7.10.16.12
Sending a Preamble (Transmitter) ...................................................... 7-153
7.10.16.13
Fractional Stop Bits (Transmitter)........................................................ 7-153
7.10.16.14
UART Error-Handling Procedure......................................................... 7-154
7.10.16.14.1 Transmission Error .............................................................................. 7-155
7.10.16.14.2 Reception Errors ................................................................................. 7-155
7.10.16.15
UART Mode Register (PSMR) ............................................................ 7-156
7.10.16.16
UART Receive Buffer Descriptor (Rx BD)........................................... 7-159
7.10.16.17
UART Transmit Buffer Descriptor (Tx BD). ......................................... 7-163
7.10.16.18
UART Event Register (SCCE)............................................................. 7-164
7.10.16.19
UART Mask Register (SCCM)............................................................. 7-167
7.10.16.20
SCC Status Register (SCCS).............................................................. 7-167
7.10.16.21
SCC UART Example ........................................................................... 7-167
7.10.16.22
S-Records Programming Example...................................................... 7-169
7.10.17
HDLC Controller .................................................................................. 7-169
7.10.17.1
HDLC Controller Key Features............................................................ 7-170
7.10.17.2
HDLC Channel Frame Transmission Processing................................ 7-171
7.10.17.3
HDLC Channel Frame Reception Processing..................................... 7-172
7.10.17.4
HDLC Memory Map............................................................................. 7-172
7.10.17.5
HDLC Programming Model ................................................................. 7-174