參數(shù)資料
型號: MC68HC05P4A
廠商: Motorola, Inc.
英文描述: 28-pin MCU (microcontroller unit) based on the MC68HC05P4(28引腳、基于MC68HC05P4升級的8位微控制器單元)
中文描述: 28引腳單片機(微控制器)的基礎(chǔ)上MC68HC05P4(28引腳,基于MC68HC05P4升級的8位微控制器單元)
文件頁數(shù): 49/102頁
文件大?。?/td> 930K
代理商: MC68HC05P4A
Low-Power Modes
WAIT Instruction
MC68HC05P4A — Rev. 6.0
AdvanceInformation
MOTOROLA
Low-Power Modes
49
Figure 6-1. STOP/WAIT Flowchart
1.
FETCH RESET VECTOR
OR
SERVICE INTERRUPT
a.
STACK
b.
SET I BIT
c.
VECTOR TO INTERRUPT ROUTINE
2.
WAIT
STOP
TO HALT
MASK
N
EXTERNAL
RESET
Y
N
IRQ
EXTERNAL
INTERRUPT
Y
N
STOP EXTERNAL OSCILLATOR,
STOP INTERNAL TIMER CLOCK,
RESET STARTUP DELAY
RESTART EXTERNAL OSCILLATOR,
RESTART STABILIZATION DELAY
STOP INTERNAL PROCESSOR
CLOCK,
CLEAR I-BIT IN CCR
END OF
STABILIZATION
DELAY
Y
IRQ
EXTERNAL
INTERRUPT
Y
N
EXTERNAL OSCILLATOR
ACTIVE AND
INTERNAL TIMER
CLOCK ACTIVE
RESTART INTERNAL
PROCESSOR CLOCK
STOP INTERNAL
PROCESSOR CLOCK,
CLEAR I-BIT IN CCR
TIMER
INTERNAL
INTERRUPT
Y
N
EXTERNAL
RESET
Y
N
STOP
COP
INTERNAL
RESET
Y
N
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