參數(shù)資料
型號: MC68HC805K3DW
廠商: MOTOROLA INC
元件分類: 微控制器/微處理器
英文描述: 8-BIT, EEPROM, 2 MHz, MICROCONTROLLER, PDSO16
封裝: SOIC-16
文件頁數(shù): 69/119頁
文件大小: 496K
代理商: MC68HC805K3DW
MC68HC805K3 — Rev. 1.0
MOTOROLA
Operational Modes
53
General Release Specification — MC68HC805K3
Section 6. Operational Modes
6.1 Contents
6.2
Introduction . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .53
6.2 Introduction
The MC68HC805K3 is capable of running in one of several operational
modes to reduce power consumption.
6.3 Low-Power Modes
The WAIT and STOP/HALT instructions provide two low-power
operational modes that reduce the power required for the MCU by
stopping various internal clocks and/or the on-chip oscillator. The flow of
the stop, halt and wait modes is shown in Figure 6-1.
6.3.1 Stop Mode
The STOP instruction can result in one of two modes of operation
depending on its mask option register bit. The mask option register bit
can make the STOP instruction operate the same as the STOP
instruction in other M68HC05 Family members and place the device in
stop mode. Or the mask option register bit can make the STOP
instruction behave like a WAIT instruction (except that the restart time
involves a delay) and place the device in halt mode.
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