Microcontroller User's Manual

CONTENTS
Paragraph
Number
Title
Page
Number
MOTOROLA Contents xiii
17.5.1 Top Level Module Memory Map ............................................................... 17-20
17.5.2 Detailed Memory Map (Control/Status Registers) ..................................... 17-20
17.5.3 MIB Block Counters Memory Map............................................................ 17-21
17.5.4 Registers...................................................................................................... 17-23
17.6 Buffer Descriptors........................................................................................... 17-45
17.6.1 Driver/DMA Operation with Buffer Descriptors........................................ 17-45
17.6.2 Ethernet Receive Buffer Descriptor (RxBD).............................................. 17-47
17.6.3 Ethernet Transmit Buffer Descriptor (TxBD) ............................................ 17-49
Chapter 18
Watchdog Timer Module
18.1 Introduction....................................................................................................... 18-1
18.2 Low-Power Mode Operation ............................................................................ 18-1
18.3 Block Diagram.................................................................................................. 18-2
18.4 Signals............................................................................................................... 18-2
18.5 Memory Map and Registers.............................................................................. 18-2
18.5.1 Memory Map ................................................................................................ 18-2
18.5.2 Registers........................................................................................................ 18-3
Chapter 19
Programmable Interrupt Timer Modules (PIT0–PIT3)
19.1 Overview........................................................................................................... 19-1
19.2 Block Diagram.................................................................................................. 19-1
19.3 Low-Power Mode Operation ............................................................................ 19-2
19.4 Signals............................................................................................................... 19-2
19.5 Memory Map and Registers.............................................................................. 19-3
19.5.1 Memory Map ................................................................................................ 19-3
19.5.2 Registers........................................................................................................ 19-3
19.6 Functional Description...................................................................................... 19-6
19.6.1 Set-and-Forget Timer Operation................................................................... 19-6
19.6.2 Free-Running Timer Operation .................................................................... 19-7
19.6.3 Timeout Specifications ................................................................................. 19-7
19.7 Interrupt Operation ........................................................................................... 19-8
Chapter 20
General Purpose Timer Modules
(GPTA and GPTB)
20.1 Features............................................................................................................. 20-1
20.2 Block Diagram.................................................................................................. 20-2