參數(shù)資料
型號: ST72F324B
廠商: 意法半導體
英文描述: 5V Range 8-Bit MCU With 8 TO 32K FLASH/ROM, 10-Bit ADC, 4 Timers, SPI, SCI Interface(具有ICP,IAP,Nested Interrupt,TLI,ROP的8位MCU)
中文描述: 5V范圍內(nèi)的8位8到32K閃存/ ROM,10位ADC,4個計時器,SPI和SCI接口(具有比較方案,國際檢察官聯(lián)合會,嵌套中斷,中華語文研習所,人事登記的8位微控制器)
文件頁數(shù): 52/167頁
文件大?。?/td> 1641K
代理商: ST72F324B
ST72324B
52/167
1
WATCHDOG TIMER
(Cont’d)
10.1.4 How to Program the Watchdog Timeout
Figure 32
shows the linear relationship between
the 6-bit value to be loaded in the Watchdog Coun-
ter (CNT) and the resulting timeout duration in mil-
liseconds. This can be used for a quick calculation
without taking the timing variations into account. If
more precision is needed, use the formulae in
Fig-
ure 33
.
Caution:
When writing to the WDGCR register, al-
ways write 1 in the T6 bit to avoid generating an
immediate reset.
Figure 32. Approximate Timeout Duration
C
Watchdog timeout (ms) @ 8 MHz. f
OSC2
3F
00
38
128
1.5
65
30
28
20
18
10
08
50
34
18
82
98
114
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ST72F324BJ4B6 功能描述:8位微控制器 -MCU 5V RANGE 8B MCU RoHS:否 制造商:Silicon Labs 核心:8051 處理器系列:C8051F39x 數(shù)據(jù)總線寬度:8 bit 最大時鐘頻率:50 MHz 程序存儲器大小:16 KB 數(shù)據(jù) RAM 大小:1 KB 片上 ADC:Yes 工作電源電壓:1.8 V to 3.6 V 工作溫度范圍:- 40 C to + 105 C 封裝 / 箱體:QFN-20 安裝風格:SMD/SMT
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