參數(shù)資料
型號: MB90587PF
元件分類: 微控制器/微處理器
英文描述: 16-BIT, MROM, 16 MHz, MICROCONTROLLER, PQFP100
封裝: PLASTIC, QFP-100
文件頁數(shù): 61/124頁
文件大小: 2675K
代理商: MB90587PF
MB90580B Series
41
3.
Watchdog Timer
The watchdog timer consists of a 2-bit watchdog counter using carry signals from the 18-bit time-base timer as
the clock source, a control register, and a watchdog reset control section.
(1) Register configuration
(2) Block Diagram
Watchdog timer control register
bit
76543210
Address
: 0000A8H
PONR STBR WRST ERST SRST WTE WT1
WT0
WDTC
Access
(R)
(W)
Initial value
(X)
(1)
TBTC
PONR
STBR
WRST
ERST
SRST
TBC0
TBR
TBIE
TBOF
TBC1
WT1
WT0
WTE
WTC
WDCS
SCE
WTC2
WTC0
WTR
WTIE
WTOF
WDTC
AND
CLR
OF
CLR
212
214
216
219
TBTRES
210
213
214
215
WTRES
211 213 215 218
210 213 214 215
QR
S
AND
Q
R
S
AND
Q
R
S
WT2
WTC1
Time-base
interrupt
Clock
interrupt
Selector
Main clock
Clock input
Time-base timer
Watchdog reset
generator
2-bit
counter
Clock timer
Clock input
To WDGRST
internal reset
generator
From power-on reset
generator
Subclock
From RST bit in STBYC
register
From RST pin
F
2 MC-16LX
bus
From hardware
standby control circuit
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相關(guān)代理商/技術(shù)參數(shù)
參數(shù)描述
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