MC68HC908AB32 MOTOROLA [Motorola, Inc], MC68HC908AB32 Datasheet - Page 345
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MC68HC908AB32
Manufacturer Part Number
MC68HC908AB32
Description
HCMOS Microcontroller Unit
Manufacturer
MOTOROLA [Motorola, Inc]
Datasheet
1.MC68HC908AB32.pdf
(392 pages)
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19.1 Contents
19.2 Introduction
MC68HC908AB32
MOTOROLA
Technical Data — MC68HC908AB32
—
Rev. 1.0
Section 19. Keyboard Interrupt Module (KBI)
19.2
19.3
19.4
19.5
19.5.1
19.5.2
19.5.3
19.6
19.7
19.8
The keyboard interrupt module (KBI) provides five independently
maskable external interrupts which are accessible via PTG0–PTG2 and
PTH0–PTH1 pins.
Freescale Semiconductor, Inc.
For More Information On This Product,
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 345
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 346
I/O Pins . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 346
Functional Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 347
Wait Mode. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 351
Stop Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 351
Keyboard Module During Break Interrupts . . . . . . . . . . . . . . . 352
Keyboard Initialization . . . . . . . . . . . . . . . . . . . . . . . . . . . . 349
Keyboard Status and Control Register. . . . . . . . . . . . . . . . 349
Keyboard Interrupt Enable Register . . . . . . . . . . . . . . . . . . 351
Keyboard Interrupt Module (KBI)
Go to: www.freescale.com
Technical Data
345
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