Table of Contents
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TABLE OF CONTENTS (Continued)
Paragraph
Number
16.12.3.2
16.12.3.3
16.12.3.4
16.12.4
Programming the Serial Peripheral Interface .......................16-443
16.12.4.1
16.12.4.1.1
16.12.4.1.2
16.12.4.1.3
16.12.4.2
16.12.4.3
16.12.4.4
16.12.5
SPI Master Programming Example ......................................16-453
16.12.6
SPI Slave Programming Example ........................................16-454
16.12.7
Handling Interrupts in the SPI ..............................................16-455
2
16.13
The I
C Controller ...........................................................................16-456
16.13.1
Features ...............................................................................16-456
2
16.13.2
I
2
16.13.3
I
16.13.3.1
16.13.3.1.1
16.13.3.1.2
16.13.3.1.3
16.13.3.2
16.13.3.2.1
16.13.3.2.2
2
16.13.4
I
2
16.13.5
I
16.13.6
The I
16.13.7
Programming the I
16.13.7.1
16.13.7.2
16.13.7.3
16.13.7.4
16.13.7.5
16.13.7.6
16.13.7.7
16.13.7.8
2
16.13.8
I
16.14
The Parallel I/O Ports ......................................................................16-477
16.14.1
Features ...............................................................................16-478
16.14.2
Port A Pin Functionality ........................................................16-478
16.14.3
The Port A Registers ...........................................................16-480
MOTOROLA
Title
SPI Parameter RAM Memory Map ...........................16-438
SPI Commands .........................................................16-441
SPI Buffer Descriptor Ring ........................................16-442
SPI Mode Register ....................................................16-443
SPI Examples With Different LEN Values.....16-445
SPI Receive Buffer Descriptor .....................16-447
SPI Transmit Buffer Descriptor ....................16-449
SPI Command Register ............................................16-447
SPI Event Register ...................................................16-452
SPI Mask Register ....................................................16-453
C Controller Clocking and Pin Functions ...........................16-457
C Controller Transmission and Reception Process ...........16-458
2
I
C Master Mode .......................................................16-459
Master Write .................................................16-459
Master Read .................................................16-460
2
I
C Loopback Configuration .........................16-461
2
I
C Slave Mode .........................................................16-465
Write to Master .............................................16-462
Read from Master ........................................16-462
C Parameter RAM Memory Map ........................................16-463
C Commands .....................................................................16-466
2
C Buffer Descriptor Ring .............................................16-468
2
C Controller ...........................................16-468
2
I
C Mode Register ....................................................16-469
2
I
C Receive Buffer Descriptor ...................................16-469
2
I
C Transmit Buffer Descriptor ..................................16-471
2
I
C Address Register ................................................16-473
2
I
C Baud Rate Generator Register ...........................16-474
2
I
C Command Register .............................................16-474
2
I
C Event Register ....................................................16-475
2
I
C Mask Register .....................................................16-476
C Controller Initialization Sequence ...................................16-476
MPC823e REFERENCE MANUAL
Page
Number
xxiii
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