MC68HC908LK24 MOTOROLA [Motorola, Inc], MC68HC908LK24 Datasheet - Page 139
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MC68HC908LK24
Manufacturer Part Number
MC68HC908LK24
Description
Microcontrollers
Manufacturer
MOTOROLA [Motorola, Inc]
Datasheet
1.MC68HC908LK24.pdf
(465 pages)
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9.1 Contents
MC68HC908LJ24/LK24 — Rev. 2
MOTOROLA
Data Sheet – MC68HC908LJ24
Section 9. System Integration Module (SIM)
9.2
9.3
9.3.1
9.3.2
9.3.3
9.4
9.4.1
9.4.2
9.4.2.1
9.4.2.2
9.4.2.3
9.4.2.4
9.4.2.5
9.4.2.6
9.5
9.5.1
9.5.2
9.5.3
9.6
9.6.1
9.6.1.1
9.6.1.2
9.6.1.3
9.6.1.4
9.6.1.5
9.6.1.6
9.6.2
9.6.3
Freescale Semiconductor, Inc.
For More Information On This Product,
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 140
SIM Bus Clock Control and Generation . . . . . . . . . . . . . . . . . 142
Reset and System Initialization. . . . . . . . . . . . . . . . . . . . . . . . 144
SIM Counter . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 149
Exception Control . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .150
Bus Timing . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 143
Clock Start-up from POR or LVI Reset. . . . . . . . . . . . . . . . 143
Clocks in Stop Mode and Wait Mode . . . . . . . . . . . . . . . . . 144
External Pin Reset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 145
Active Resets from Internal Sources . . . . . . . . . . . . . . . . . 145
SIM Counter During Power-On Reset . . . . . . . . . . . . . . . . 149
SIM Counter During Stop Mode Recovery . . . . . . . . . . . . . 149
SIM Counter and Reset States. . . . . . . . . . . . . . . . . . . . . . 149
Interrupts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 150
Reset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 156
Break Interrupts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 156
System Integration Module (SIM)
Power-On Reset . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .146
Computer Operating Properly (COP) Reset. . . . . . . . . . 147
Illegal Opcode Reset . . . . . . . . . . . . . . . . . . . . . . . . . . . 148
Illegal Address Reset . . . . . . . . . . . . . . . . . . . . . . . . . . .148
Low-Voltage Inhibit (LVI) Reset . . . . . . . . . . . . . . . . . . . 148
Monitor Mode Entry Module Reset (MODRST) . . . . . . . 148
Hardware Interrupts . . . . . . . . . . . . . . . . . . . . . . . . . . . . 152
SWI Instruction. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 153
Interrupt Status Registers . . . . . . . . . . . . . . . . . . . . . . .153
Interrupt Status Register 1 . . . . . . . . . . . . . . . . . . . . . . . 153
Interrupt Status Register 2 . . . . . . . . . . . . . . . . . . . . . . . 155
Interrupt Status Register 3 . . . . . . . . . . . . . . . . . . . . . . . 155
Go to: www.freescale.com
Data Sheet
139
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