參數(shù)資料
型號: MC68HC05L25PB
廠商: FREESCALE SEMICONDUCTOR INC
元件分類: 微控制器/微處理器
英文描述: 8-BIT, MROM, 2.1 MHz, MICROCONTROLLER, PQFP52
封裝: TQFP-52
文件頁數(shù): 134/152頁
文件大?。?/td> 897K
代理商: MC68HC05L25PB
Oscillators and Clock
MC68HC05L25 Data Sheet, Rev. 3.1
82
Freescale Semiconductor
Figure 8-5. Clock State and STOP/POD Delay Diagram
CPU:RUN
φ2:OSC/4
OSC:ON
XOSC:ON
CPU:RUN
φ2:OSC/64
OSC:ON
XOSC:ON
CPU:RUN
φ2:XOSC/2
OSC:ON
XOSC:ON
CPU:RUN
φ2:OSC/2
OSC:ON
XOSC:ON
CPU:RUN
φ2:XOSC/2
OSC:OFF
XOSC:ON
STATE A
STATE B
STATE C
STATE D
STATE E
FOSCE = 0
FOSCE = 1
DELAY
STATE A
STATE B
STATE C
STOP
STATE D
STATE E
RESET, INT
INT
STOP
POWER ON
STOP
RESET
INT
HIGH SPEED
LOW POWER
A
B
C
D
E
STOP
φ2 = BUS CLOCK
WHEN STUP = 1
WHEN FTUP = 1
NOTES:
1. When switching from state E to state D, the FTUP bit in the MISC register must be set.
2. When switching from state D to state E, the STUP bit in the MISC register must be set.
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