MC68HC908JL8 MOTOROLA [Motorola, Inc], MC68HC908JL8 Datasheet - Page 9
MC68HC908JL8
Manufacturer Part Number
MC68HC908JL8
Description
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Manufacturer
MOTOROLA [Motorola, Inc]
Datasheet
1.MC68HC908JL8.pdf
(288 pages)
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MC68HC908JL8
MOTOROLA
—
Rev. 2.0
6.7
6.8
6.9
7.1
7.2
7.3
7.3.1
7.3.2
7.3.3
7.4
7.4.1
7.4.2
7.4.2.1
7.4.2.2
7.4.2.3
7.4.2.4
7.4.2.5
7.5
7.5.1
7.5.2
7.5.3
7.6
7.6.1
7.6.1.1
7.6.1.2
7.6.2
7.6.2.1
7.6.2.2
7.6.2.3
7.6.3
7.6.4
7.6.5
Freescale Semiconductor, Inc.
For More Information On This Product,
CPU During Break Interrupts . . . . . . . . . . . . . . . . . . . . . . . . . . 73
Instruction Set Summary . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73
Opcode Map . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 73
Contents . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 85
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 86
SIM Bus Clock Control and Generation . . . . . . . . . . . . . . . . . . 89
Reset and System Initialization. . . . . . . . . . . . . . . . . . . . . . . . . 90
SIM Counter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 94
Exception Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 95
Section 7. System Integration Module (SIM)
Bus Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 89
Clock Start-Up from POR or LVI Reset . . . . . . . . . . . . . . . . 89
Clocks in Stop Mode and Wait Mode . . . . . . . . . . . . . . . . . . 89
External Pin Reset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 90
Active Resets from Internal Sources . . . . . . . . . . . . . . . . . . 91
SIM Counter During Power-On Reset . . . . . . . . . . . . . . . . . 94
SIM Counter During Stop Mode Recovery . . . . . . . . . . . . . . 94
SIM Counter and Reset States. . . . . . . . . . . . . . . . . . . . . . .95
Interrupts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 95
Interrupt Status Registers. . . . . . . . . . . . . . . . . . . . . . . . . . . 99
Reset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 101
Break Interrupts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .101
Status Flag Protection in Break Mode . . . . . . . . . . . . . . . . 102
Power-On Reset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 92
Computer Operating Properly (COP) Reset. . . . . . . . . . . 93
Illegal Opcode Reset . . . . . . . . . . . . . . . . . . . . . . . . . . . . 93
Illegal Address Reset . . . . . . . . . . . . . . . . . . . . . . . . . . . . 93
Low-Voltage Inhibit (LVI) Reset . . . . . . . . . . . . . . . . . . . . 94
Hardware Interrupts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 97
SWI Instruction. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 99
Interrupt Status Register 1 . . . . . . . . . . . . . . . . . . . . . . . 100
Interrupt Status Register 2 . . . . . . . . . . . . . . . . . . . . . . . 100
Interrupt Status Register 3 . . . . . . . . . . . . . . . . . . . . . . . 101
Go to: www.freescale.com
Table of Contents
Table of Contents
Technical Data
9