參數(shù)資料
型號: 68HC705BD7
廠商: Motorola, Inc.
英文描述: 8-Bit Microcontroller Units (MCU).(8位微控制器)
中文描述: 8位微控制器單元(MCU)。(8位微控制器)
文件頁數(shù): 69/85頁
文件大小: 302K
代理商: 68HC705BD7
SECTION 11: MULTI-FUNCTION TIMER
MOTOROLA
Page 59
MC68HC05BD7 Rev. 2.0
GENERAL RELEASE SPECIFICATION
PRELMNARY
Table 11-1: COP Reset Rates and RTI Rates
11.2.2
MFT Timer Counter Register
This 8-bit free-running counter register, MFTCR, can be read at location $0009. It is cleared
by reset.
RT1 RT0
Min. COP Reset Period @ 2 MHz E Clock
0
0
0
1
1
0
1
1
64.512 ms
129.024 ms
258.048 ms
516.096 ms
RTI Period @ 2 MHz
1.024 ms
2.048 ms
4.096 ms
8.192 ms
0
7
0
0
0
0
0
0
0
6
5
4
3
2
1
0
W
MFTCR
$0009
reset
MFTCR7
MFTCR6
MFTCR5
MFTCR4
MFTCR3
MFTCR1
MFTCR0
MFTCR2
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