MC68HC908JB8JP Freescale Semiconductor, MC68HC908JB8JP Datasheet - Page 219

• Manufacturer Part Number: MC68HC908JB8JP
• Description: IC MCU FLASH 8BIT 8K 20-DIP
• Manufacturer: Freescale Semiconductor
• Series: HC08r

Specifications of MC68HC908JB8JP

• 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-DIP (0.300", 7.62mm)
• Lead Free Status / RoHS Status: Contains lead / RoHS non-compliant
• Eeprom Size: -
• Data Converters: -

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