MC68HC908JB8JDW Freescale Semiconductor, MC68HC908JB8JDW Datasheet - Page 219
MC68HC908JB8JDW
Manufacturer Part Number
MC68HC908JB8JDW
Description
IC MCU 8K FLASH 3MHZ 20-SOIC
Manufacturer
Freescale Semiconductor
Series
HC08r
Datasheet
1.MC908JB8JDWE.pdf
(286 pages)
Specifications of MC68HC908JB8JDW
Core Processor
HC08
Core Size
8-Bit
Speed
3MHz
Connectivity
USB
Peripherals
LVD, POR, PWM
Number Of I /o
13
Program Memory Size
8KB (8K x 8)
Program Memory Type
FLASH
Ram Size
256 x 8
Voltage - Supply (vcc/vdd)
4 V ~ 5.5 V
Oscillator Type
Internal
Operating Temperature
0°C ~ 70°C
Package / Case
20-SOIC (7.5mm Width)
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Data Converters
-
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Technical Data — MC68HC908JB8•MC68HC08JB8•MC68HC08JT8
13.1 Contents
13.2 Introduction
13.3 Features
MC68HC908JB8•MC68HC08JB8•MC68HC08JT8 — Rev. 2.3
Freescale Semiconductor
13.2
13.3
13.4
13.5
13.6
13.7
13.8
13.9
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:
•
•
•
•
•
•
•
Two external interrupt pins, IRQ (5V) and PTE4/D– (5V)
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 . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 219
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 219
IRQ Pin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 222
IRQ Module During Break Interrupts . . . . . . . . . . . . . . . . . . . 223
IRQ Status and Control Register . . . . . . . . . . . . . . . . . . . . . . 224
Functional Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .220
PTE4/D– Pin . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 223
IRQ Option Control Register. . . . . . . . . . . . . . . . . . . . . . . . . . 225
External Interrupt (IRQ)
Section 13. External Interrupt (IRQ)
Technical Data
219
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