參數(shù)資料
型號: MC68HC05BS8FB
廠商: FREESCALE SEMICONDUCTOR INC
元件分類: 微控制器/微處理器
英文描述: 8-BIT, MROM, 2.2 MHz, MICROCONTROLLER, PQFP44
封裝: PLASTIC, QFP-44
文件頁數(shù): 80/128頁
文件大?。?/td> 9691K
代理商: MC68HC05BS8FB
MC68HC05BS8
TIMERS
6
This bit is set when the 8-bit ripple counter overows from $FF to $00; a timer overow interrupt
will occur, if TOFE (bit 5) is set. TOF is cleared by writing a ‘0’ to the bit.
Figure 6-6 Core Timer Block Diagram
CTOF RTIF CTOFE RTIE
RT1
RT0
Internal Bus
CTCSR ($0008)
CTimer Control & Status Reg.
÷4
Internal
Processor
Clock (E)
fop
CT7
CT6
CT5
CT4
CT3
CT2
CT1
CT0
CTCR ($0009)
Core Timer Counter Register
8
Overow
Detect
Circuit
7-bit Counter
RTI Select Circuit
Interrupt Circuit
To Interrupt
Logic
COP Watchdog
Resetable Timer (
÷8)
To Reset
Logic
8
fop/2
2
fop/2
10
TPG
53
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Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
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