Table of Contents
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TABLE OF CONTENTS (Continued)
Paragraph
Number
16.9.8.3
16.9.9
Initializing the Serial Communication Controllers .................16-190
16.9.10
Controlling SCCx Timing ......................................................16-191
16.9.10.1
16.9.10.2
16.9.11
Digital Phase-Locked Loop Operation ..................................16-195
16.9.11.1
16.9.12
Clock Glitches ......................................................................16-199
16.9.13
DPLL and Serial Infrared Encoder/Decoder .........................16-200
16.9.14
Disabling the SCCs On-the-Fly ............................................16-201
16.9.14.1
16.9.14.2
16.9.14.3
16.9.14.4
16.9.14.5
16.9.15
The SCCs in UART Mode ....................................................16-203
16.9.15.1
16.9.15.2
16.9.15.3
16.9.15.4
16.9.15.5
16.9.15.6
16.9.15.7
16.9.15.8
16.9.15.9
16.9.15.10
16.9.15.11
16.9.15.12
16.9.15.13
16.9.15.14
16.9.15.15
16.9.15.16
16.9.15.17
16.9.15.18
16.9.15.19
16.9.15.20
16.9.15.21
16.9.15.22
16.9.16
The SCCs In HDLC Mode ....................................................16-236
16.9.16.1
16.9.16.2
MOTOROLA
Title
Interrupt Handling in the SCC Status Register .........16-189
Synchronous Protocols .............................................16-191
Asynchronous Protocols ...........................................16-195
Encoding and Decoding Data with a DPLL ...............16-198
Disabling the Entire SCCx Transmitter .....................16-201
Disabling Part of the SCCx Transmitter ....................16-201
Disabling the Entire SCCx Receiver .........................16-202
Disabling Part of the SCCx Receiver ........................16-202
Switching Protocols ..................................................16-202
Features ....................................................................16-204
Normal Asynchronous Mode ....................................16-205
Synchronous Mode ...................................................16-205
SCCx UART Parameter RAM Memory Map .............16-206
Programming the SCCx in UART Mode ...................16-208
SCCx UART Commands ..........................................16-209
Recognizing Addresses in SCCx UART Mode .........16-210
SCCx UART Control Characters ..............................16-211
Wake-Up Timer .........................................................16-213
Break Support ...........................................................16-213
Sending a Break .......................................................16-214
Sending a Preamble .................................................16-214
Fractional Stop Bits ...................................................16-215
SCCx UART Controller Errors ..................................16-217
SCCx UART Mode Register .....................................16-220
SCCx UART Receive Buffer Descriptors ..................16-223
SCCx UART Transmit Buffer Descriptor ...................16-227
SCCx UART Event Register .....................................16-230
SCCx UART Mask Register ......................................16-232
SCCx UART Status Register ....................................16-233
SCC2 UART Programming Example ........................16-233
S-Record Programming Example .............................16-235
Features ....................................................................16-237
SCCx HDLC Channel Frame Transmission
Process .....................................................................16-237
MPC823e REFERENCE MANUAL
Page
Number
xvii
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