參數(shù)資料
型號: MC68HC05RC17DW
廠商: FREESCALE SEMICONDUCTOR INC
元件分類: 微控制器/微處理器
英文描述: 8-BIT, MROM, 2.097 MHz, MICROCONTROLLER, PDSO28
封裝: SOIC-28
文件頁數(shù): 90/128頁
文件大小: 4788K
代理商: MC68HC05RC17DW
NON-DISCLOSURE
AGREEMENT
REQUIRED
Core Timer
General Release Specification
MC68HC05RC17 Rev. 2.0
Core Timer
Figure 8-1. Core Timer Block Diagram
COP
CLEAR
INTERNAL BUS
$09 CORE TIMER COUNTER REGISTER (CTCR)
5-BIT COUNTER
CTOF
RTIF
TOFE
RTIE
RT1
INTERRUPT CIRCUIT
$08
RTI SELECT CIRCUIT
STATUS REGISTER
RT0
TIMER CONTROL &
OVERFLOW
CIRCUIT
DETECT
COP WATCHDOG
TIMER (
÷8)
TO RESET
LOGIC
8
RTFC
TOFC
E
÷ 210
TCBP
CTCSR
CTCR
INTERNAL PERIPHERAL CLOCK (E)
TO INTERRUPT
LOGIC
RTIOUT
E
÷ 212
POR
E
÷ 22
÷ 4
E
÷ 215 E ÷ 214 E ÷ 213 E ÷ 212
23
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Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
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