参数资料
型号: MC68HC05RC8FN
厂商: FREESCALE SEMICONDUCTOR INC
元件分类: 微控制器/微处理器
英文描述: 8-BIT, MROM, 2.1 MHz, MICROCONTROLLER, PQCC44
封装: PLASTIC, LCC-44
文件页数: 75/122页
文件大小: 2962K
代理商: MC68HC05RC8FN
Low-Power Modes
General Release Specification
MC68HC05RC16 — Rev. 3.0
Low-Power Modes
Figure 6-2. Stop/Wait Flowchart
TURN ON OSCILLATOR.
WAIT FOR TIME
DELAY TO STABILIZE.
1. FETCH RESET
VECTOR OR
2. SERVICE
INTERRUPT
A. STACK
B. SET I BIT
C. VECTOR TO
INTERRUPT
ROUTINE
RESTART
PROCESSOR CLOCK.
1. FETCH RESET
VECTOR OR
2. SERVICE
INTERRUPT
A. STACK
B. SET I BIT
C. VECTOR TO
INTERRUPT
ROUTINE
Y
N
STOP
WAIT
RESET
OSCILLATOR ACTIVE.
CORE TIMER CLOCK ACTIVE.
PROCESSOR CLOCKS
STOPPED.
STOP OSCILLATOR
AND ALL CLOCKS.
CLEAR I BIT.
IR TIMER
INTERNAL
INTERRUPT
CORE TIMER
INTERNAL
INTERRUPT
N
Y
IR TIMER CLOCK ACTIVE.
EXTERNAL
INTERRUPT
(IRQ)
(PTB KEYSCAN PULLUPS)
EXTERNAL
(IRQ)
(PTB KEYSCAN PULLUPS)
INTERRUPT
OR
LPRST
RESET
OR
LPRST
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Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
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