mc68hc908lj24 Freescale Semiconductor, Inc, mc68hc908lj24 Datasheet - Page 20
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mc68hc908lj24
Manufacturer Part Number
mc68hc908lj24
Description
M68hc08 Microcontrollers
Manufacturer
Freescale Semiconductor, Inc
Datasheet
1.MC68HC908LJ24.pdf
(464 pages)
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Table of Contents
Data Sheet
20
18.8
18.8.1
18.8.2
18.8.3
19.1
19.2
19.3
19.4
19.4.1
19.5
19.6
20.1
20.2
20.3
20.4
20.5
20.5.1
20.6
20.6.1
20.6.2
20.7
20.7.1
20.7.2
20.8
Port F . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 397
Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .401
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 401
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 401
Functional Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .402
IRQ Module During Break Interrupts . . . . . . . . . . . . . . . . . . . 405
IRQ Status and Control Register (INTSCR) . . . . . . . . . . . . . . 405
Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .407
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 407
Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 408
I/O Pins . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 408
Functional Description . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .409
Keyboard Interrupt Registers . . . . . . . . . . . . . . . . . . . . . . . . . 412
Low-Power Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 414
Keyboard Module During Break Interrupts . . . . . . . . . . . . . . . 414
Section 20. Keyboard Interrupt Module (KBI)
Port F Data Register (PTF) . . . . . . . . . . . . . . . . . . . . . . . . 397
Data Direction Register F (DDRF) . . . . . . . . . . . . . . . . . . . 398
Port F LED Control Register (LEDF) . . . . . . . . . . . . . . . . . 399
IRQ Pin. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 404
Keyboard Initialization . . . . . . . . . . . . . . . . . . . . . . . . . . . . 411
Keyboard Status and Control Register. . . . . . . . . . . . . . . . 412
Keyboard Interrupt Enable Register . . . . . . . . . . . . . . . . . . 413
Wait Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .414
Stop Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .414
Section 19. External Interrupt (IRQ)
Table of Contents
MC68HC908LJ24/LK24 — Rev. 2.1
Freescale Semiconductor
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