参数资料
型号: MC68HC705F4FB
厂商: FREESCALE SEMICONDUCTOR INC
元件分类: 微控制器/微处理器
英文描述: 8-BIT, OTPROM, 1.789 MHz, MICROCONTROLLER, PQFP44
封装: PLASTIC, QFP-44
文件页数: 81/130页
文件大小: 10504K
代理商: MC68HC705F4FB
6-4
MC68HC05F4
16-BIT PROGRAMMABLE TIMER
6
6.2
Timer control and status
The various functions of the timer are monitored and controlled using the timer control and status
registers described below.
6.2.1
Timer control registers 1 and 2 (TCR1 and TCR2)
The two timer control registers TCR1 and TCR2 ($002C and $002D) are used to enable the input
captures (IC1IE and IC2IE), output compares (OC1IE and OC2E), and timer overow (TOIE)
functions as well as enabling the compare outputs (CO1E and CO2E), selecting input edge
sensitivity (IEDG1 and IEDG2) and levels of output polarity (OLVL1 and OLVL2).
Address
bit 7
bit 6
bit 5
bit 4
bit 3
bit 2
bit 1
bit 0
State
on reset
Timer control 1 (TCR1)
$002C
IC1IE
IC2IE
OC1IE
TOIE
CO1E IEDG1 IEDG2 OLVL1 0000 0uu0
Address
bit 7
bit 6
bit 5
bit 4
bit 3
bit 2
bit 1
bit 0
State
on reset
Timer control 2 (TCR2)
$002D
0
OC2IE
0
CO2E
0
OLVL2 0000 0000
TPG
50
05F4Book Page 4 Tuesday, August 5, 1997 1:10 pm
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Freescale Semiconductor, Inc.
For More Information On This Product,
Go to: www.freescale.com
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相关PDF资料
PDF描述
MC68HC05F4FB 8-BIT, MROM, 1.789 MHz, MICROCONTROLLER, PQFP44
MC68HC05F4CDW 8-BIT, MROM, 1.789 MHz, MICROCONTROLLER, PDSO28
MC68HC705G4 8-BIT, OTPROM, 1 MHz, MICROCONTROLLER, PQFP80
MC68HC05G3 8-BIT, OTPROM, 2 MHz, MICROCONTROLLER, PQFP80
MC68HC705J5ACJP 8-BIT, OTPROM, 2.1 MHz, MICROCONTROLLER, PDIP16
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