mc68hc908ld64 Freescale Semiconductor, Inc, mc68hc908ld64 Datasheet - Page 315

• Manufacturer Part Number: mc68hc908ld64
• Description: M68hc08 Microcontrollers Microcontroller
• Manufacturer: Freescale Semiconductor, Inc

20.1 Contents
20.2 Introduction
20.3 Features
MC68HC908LD64
Freescale Semiconductor
Data Sheet — MC68HC908LD64
—
Rev. 3.0
20.2
20.3
20.4
20.4.1
20.5
20.6
The IRQ (external interrupt) module provides a maskable interrupt input.
Features of the IRQ module include the following:
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A dedicated external interrupt pin, IRQ
IRQ interrupt control bits
Hysteresis buffer
Programmable edge-only or edge and level interrupt sensitivity
Automatic interrupt acknowledge
Internal pull-up resistor
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 315
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 315
IRQ Module During Break Interrupts . . . . . . . . . . . . . . . . . . . 320
Functional Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .316
IRQ Status and Control Register (INTSCR) . . . . . . . . . . . . . . 319
IRQ Pin. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 318
Section 20. External Interrupt (IRQ)
External Interrupt (IRQ)
Data Sheet
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