MC68HC908JK3CDW Freescale Semiconductor, MC68HC908JK3CDW Datasheet - Page 11

IC MCU 8MHZ 4K FLASH 20-SOIC

MC68HC908JK3CDW

Manufacturer Part Number
MC68HC908JK3CDW
Description
IC MCU 8MHZ 4K FLASH 20-SOIC
Manufacturer
Freescale Semiconductor
Series
HC08r
Datasheet

Specifications of MC68HC908JK3CDW

Core Processor
HC08
Core Size
8-Bit
Speed
8MHz
Peripherals
LED, LVD, POR, PWM
Number Of I /o
15
Program Memory Size
4KB (4K x 8)
Program Memory Type
FLASH
Ram Size
128 x 8
Voltage - Supply (vcc/vdd)
2.7 V ~ 3.3 V
Data Converters
A/D 12x8b
Oscillator Type
External
Operating Temperature
-40°C ~ 85°C
Package / Case
20-SOIC (7.5mm Width)
Lead Free Status / RoHS Status
Contains lead / RoHS non-compliant
Eeprom Size
-
Connectivity
-
MC68H(R)C908JL3
Freescale Semiconductor
Rev. 1.1
12.6
12.6.1
12.6.2
12.6.3
13.1
13.2
13.3
13.4
13.4.1
13.5
13.6
14.1
14.2
14.3
14.4
14.4.1
14.4.2
14.4.3
14.5
14.6
14.7
15.1
15.2
15.3
Section 15. Computer Operating Properly (COP)
Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .159
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 159
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 159
IRQ Module During Break Interrupts . . . . . . . . . . . . . . . . . . . 163
IRQ Status and Control Register (ISCR) . . . . . . . . . . . . . . . . 163
Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .165
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 165
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 165
Wait Mode. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 171
Stop Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 171
Keyboard Module During Break Interrupts . . . . . . . . . . . . . . . 171
Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .173
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 173
Port D . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 155
Functional Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .160
Functional Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .166
Functional Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .174
Section 14. Keyboard Interrupt Module (KBI)
Port D Data Register (PTD) . . . . . . . . . . . . . . . . . . . . . . . . 155
Data Direction Register D (DDRD). . . . . . . . . . . . . . . . . . . 156
Port D Control Register (PDCR). . . . . . . . . . . . . . . . . . . . . 157
IRQ1 Pin. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 161
Keyboard Initialization . . . . . . . . . . . . . . . . . . . . . . . . . . . . 168
Keyboard Status and Control Register. . . . . . . . . . . . . . . . 169
Keyboard Interrupt Enable Register . . . . . . . . . . . . . . . . . . 170
Section 13. External Interrupt (IRQ)
Table of Contents
Table of Contents
Technical Data
11

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