MC68HC908AZ32ACFU MOTOROLA [Motorola, Inc], MC68HC908AZ32ACFU Datasheet - Page 335
MC68HC908AZ32ACFU
Manufacturer Part Number
MC68HC908AZ32ACFU
Description
Microcontrollers
Manufacturer
MOTOROLA [Motorola, Inc]
Datasheet
1.MC68HC908AZ32ACFU.pdf
(468 pages)
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Advance Information — 68HC908AZ32A
20.1 Contents
20.2 Introduction
20.3 Features
68HC908AZ32A — Rev 0.0
MOTOROLA
Section 20. Programmable Interrupt Timer (PIT)
20.2
20.3
20.4
20.5
20.6
20.6.1
20.6.2
20.7
20.8
20.8.1
20.8.2
20.8.3
This section describes the Programmable Interrupt Timer (PIT) which is
a periodic interrupt timer whose counter is clocked internally via software
programmable options.
Features of the PIT include:
Freescale Semiconductor, Inc.
•
•
For More Information On This Product,
Programmable PIT Clock Input
Free-Running or Modulo Up-Count Operation
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 335
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 335
Functional Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 336
PIT Counter Prescaler . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 337
Low-Power Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .337
PIT During Break Interrupts . . . . . . . . . . . . . . . . . . . . . . . . . .338
I/O Registers. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 339
Programmable Interrupt Timer (PIT)
Wait Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 338
Stop Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 338
TIM Status and Control Register . . . . . . . . . . . . . . . . . . . . 339
TIM Counter Registers . . . . . . . . . . . . . . . . . . . . . . . . . . . . 341
TIM Counter Modulo Registers . . . . . . . . . . . . . . . . . . . . . 343
Go to: www.freescale.com
Figure 20-1
is a block diagram of the PIT.
Advance Information
335
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