MC68HC11F1_13 Datasheet, PDF (5/158 Pages) Freescale Semiconductor, Inc – Technical Data

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Freescale Semiconductor, Inc.
TABLE OF CONTENTS
(Continued)
Title
Page
4.5
4.5.1
4.5.2
4.5.3
Chip Selects ............................................................................................ 4-18
Program Chip Select ....................................................................... 4-18
I/O Chip Selects .............................................................................. 4-18
General-Purpose Chip Select .......................................................... 4-19
SECTION 5 RESETS AND INTERRUPTS
5.1
5.1.1
5.1.2
5.1.3
5.1.4
5.1.5
5.1.6
5.2
5.2.1
5.2.2
5.2.3
5.2.4
5.2.5
5.2.6
5.2.7
5.2.8
5.2.9
5.2.10
5.2.11
5.3
5.3.1
5.4
5.4.1
5.4.2
5.4.3
5.4.4
5.4.5
5.4.6
5.5
5.5.1
5.5.2
Resets ....................................................................................................... 5-1
Power-On Reset ................................................................................ 5-1
External Reset (RESET) ................................................................... 5-1
Computer Operating Properly (COP) Reset ...................................... 5-2
Clock Monitor Reset .......................................................................... 5-2
OPTION Register .............................................................................. 5-3
CONFIG Register .............................................................................. 5-4
Effects of Reset ......................................................................................... 5-4
Central Processing Unit ..................................................................... 5-5
Memory Map ..................................................................................... 5-5
Parallel I/O ......................................................................................... 5-5
Timer ................................................................................................. 5-5
Real-Time Interrupt (RTI) .................................................................. 5-5
Pulse Accumulator ............................................................................ 5-6
Computer Operating Properly (COP) ................................................ 5-6
Serial Communications Interface (SCI) ............................................. 5-6
Serial Peripheral Interface (SPI) ........................................................ 5-6
Analog-to-Digital Converter ............................................................... 5-6
System .............................................................................................. 5-6
Reset and Interrupt Priority ....................................................................... 5-6
Highest Priority Interrupt and Miscellaneous Register ...................... 5-7
Interrupts ................................................................................................... 5-8
Interrupt Recognition and Register Stacking ..................................... 5-9
Non-Maskable Interrupt Request (XIRQ) ........................................ 5-10
Illegal Opcode Trap ......................................................................... 5-10
Software Interrupt ............................................................................ 5-11
Maskable Interrupts ......................................................................... 5-11
Reset and Interrupt Processing ....................................................... 5-11
Low Power Operation .............................................................................. 5-16
WAIT ............................................................................................... 5-17
STOP ............................................................................................... 5-17
SECTION 6 PARALLEL INPUT/OUTPUT
6.1 Port A ........................................................................................................ 6-1
TECHNICAL DATA
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