MC68HC908JK3EMP MOTOROLA [Motorola, Inc], MC68HC908JK3EMP Datasheet - Page 13
MC68HC908JK3EMP
Manufacturer Part Number
MC68HC908JK3EMP
Description
Microcontrollers
Manufacturer
MOTOROLA [Motorola, Inc]
Datasheet
1.MC68HC908JK3EMP.pdf
(226 pages)
- Current page: 13 of 226
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MC68H(R)C908JL3E/JK3E/JK1E
MOTOROLA
12.5
12.5.1
12.5.2
12.5.3
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
14.5.1
14.5.2
14.6
15.1
15.2
15.3
—
Section 15. Computer Operating Properly (COP)
Rev. 2.0
Port D . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 161
Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 165
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 165
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 165
Functional Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 166
IRQ Module During Break Interrupts . . . . . . . . . . . . . . . . . . .169
IRQ Status and Control Register (INTSCR) . . . . . . . . . . . . . . 169
Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 171
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 171
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 171
Functional Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 172
Low-Power Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .177
Keyboard Module During Break Interrupts . . . . . . . . . . . . . . .177
Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 179
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 179
Functional Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 180
Section 14. Keyboard Interrupt Module (KBI)
Port D Data Register (PTD) . . . . . . . . . . . . . . . . . . . . . . . . 162
Data Direction Register D (DDRD). . . . . . . . . . . . . . . . . . . 163
Port D Control Register (PDCR). . . . . . . . . . . . . . . . . . . . . 164
IRQ1 Pin. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 167
Keyboard Initialization . . . . . . . . . . . . . . . . . . . . . . . . . . . . 174
Keyboard Status and Control Register. . . . . . . . . . . . . . . . 175
Keyboard Interrupt Enable Register . . . . . . . . . . . . . . . . . . 176
Wait Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 177
Stop Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 177
Section 13. External Interrupt (IRQ)
Table of Contents
Table of Contents
Technical Data
13
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