參數資料
型號： MB90234PFV
廠商： FUJITSU LTD
元件分類： 微控制器/微處理器
英文描述： 16-bit Proprietary Microcontroller
中文描述： 16-BIT, MROM, 16 MHz, MICROCONTROLLER, PQFP100
封裝： PLASTIC, LQFP-100
文件頁數： 46/83頁
文件大?。?/td> 1513K
代理商： MB90234PFV
MB90230 Series
46
12.Watchdog Timer and Timebase Timer
The watchdog timer consists of a 2-bit watchdog counter using carry signals from an 18-bit timebase counter
as the clock source, a control register, and a watchdog reset control section. The timebase timer consists of
an 18-bit timer and an interval interrupt control circuit.
(1) Register Configuration
(2) Block Diagram
TBTC
WTC
15
8
7
0
Timebase timer control register
0000A9
H
, A8
H
Address:
bit
TBTC
TBC1
TBC0
TBR
TBIE
TBOF
Selector
AND
Q
R
S
Selector
Timebase
interrupt
WTC
WT1
WT0
WTE
PONR
STBR
WRST
ERST
SRST
From RST bit in STBYC register
RST pin
From hardware standby
control circuit
From power-on occurrence
WDGRST
To internal reset generator
2-bit counter
OF
CLR
Watchdog reset
generator
CLR
2
12
2
14
2
16
2
18
TBTRES
Clock input
Timebase timer
2
14
2
16
2
17
2
18
Oscillation clock
F
2
M
相關PDF資料
PDF描述
MB90T678 16-bit Proprietary Microcontroller
MB90P673 16-bit Proprietary Microcontroller
MB90P673PF 16-bit Proprietary Microcontroller
MB90P673PFV 16-bit Proprietary Microcontroller
MB90678PF 16-bit Proprietary Microcontroller
相關代理商/技術參數
參數描述
MB90246 制造商:FUJITSU 制造商全稱:Fujitsu Component Limited. 功能描述:16-bit Proprietary Microcontroller
MB90246A 制造商:FUJITSU 制造商全稱:Fujitsu Component Limited. 功能描述:16-bit Proprietary Microcontroller
MB90246APFV 制造商:FUJITSU 制造商全稱:Fujitsu Component Limited. 功能描述:16-bit Proprietary Microcontroller
MB90330 制造商:FUJITSU 制造商全稱:Fujitsu Component Limited. 功能描述:16-bit Proprietary Microcontroller
MB90330A 制造商:FUJITSU 制造商全稱:Fujitsu Component Limited. 功能描述:16-bit Microcontroller
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