参数资料
型号: MC68HC05E1DWR2
厂商: MOTOROLA INC
元件分类: 微控制器/微处理器
英文描述: 8-BIT, MROM, 2.1 MHz, MICROCONTROLLER, PDSO28
封装: SOIC-28
文件页数: 55/86页
文件大小: 491K
代理商: MC68HC05E1DWR2
Timer, Phase-Locked Loop, and Custom Periodic Interrupt
Timer
MC68HC05E1 — Revision 2.0
General Release Specication
MOTOROLA
Timer, Phase-Locked Loop, and Custom Periodic Interrupt
59
Figure 6-1. Timer Block Diagram
COP
Clear
MC68HC05E1 Internal Bus
$09 TCR
7-bit counter
Interrupt Circuit
$08 TCSR
RTI Select Circuit
Overflow
Circuit
Detect
COP Watchdog
Timer (
÷8)
To Reset
Logic
To Interrupt
Logic
8
fop
fop/2
2
fop/2
10
POR
TCBP
TCSR
TCR
Internal
Processor
Clock
TOF
RTIF
TOFE RTIE
RT1
RT0
Timer Control & Status Register
Timer Counter Register (TCR)
÷4
fop/2
14 TO f
op/2
17
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