MC68HC908JG16FA MOTOROLA [Motorola, Inc], MC68HC908JG16FA Datasheet - Page 275

• Manufacturer Part Number: MC68HC908JG16FA
• Description: Microcontrollers
• Manufacturer: MOTOROLA [Motorola, Inc]

15.1 Contents
15.2 Introduction
15.3 Features
MC68HC908JG16
MOTOROLA
Technical Data — MC68HC908JG16
—
Rev. 1.0
15.2
15.3
15.4
15.5
15.6
15.7
15.8
15.9
The IRQ module provides two external interrupt inputs: one dedicated
IRQ pin and one shared port pin, PTE4/D–.
Features of the IRQ module include:
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Freescale Semiconductor, Inc.
For More Information On This Product,
Two external interrupt pins, IRQ and PTE4/D–
IRQ interrupt control bits
Hysteresis buffer
Programmable edge-only or edge and level interrupt sensitivity
Automatic interrupt acknowledge
Low leakage IRQ pin for external RC wake up input
Selectable internal pullup resistor
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 275
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 275
Functional Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 276
IRQ Pin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 278
PTE4/D– Pin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 279
IRQ Module During Break Interrupts . . . . . . . . . . . . . . . . . . .279
IRQ Status and Control Register . . . . . . . . . . . . . . . . . . . . . . 280
IRQ Option Control Register. . . . . . . . . . . . . . . . . . . . . . . . . . 281
Go to: www.freescale.com
Section 15. External Interrupt (IRQ)
External Interrupt (IRQ)
Technical Data
275