MC68HC05P18A Datasheet, PDF (49/130 Pages) Freescale Semiconductor, Inc – HCMOS Microcontroller Unit

Freescale Semiconductor, Inc.
Technical Data — MC68HC05P18A
Section 6. Operating Modes
6.1 Contents
6.2 Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .49
6.3 User Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .50
6.4 Low-Power Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .50
6.4.1 STOP Instruction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .52
6.4.1.1 Stop Mode . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .52
6.4.1.2 Halt Mode. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .53
6.4.2 WAIT Instruction. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .53
6.5 COP Watchdog Timer Considerations . . . . . . . . . . . . . . . . . . .54
6.2 Introduction
The MC68HC05P18A has one user mode of operation and several low-
power modes which are described in this section.
MC68HC05P18A
Operating Modes
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Technical Data