STFPC311(2012) 查看數據表（PDF） - STMicroelectronics

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STFPC311
(Rev.:2012)

Front panel controller/driver with standby power management

STMicroelectronics 

Initialization

3.6.1 Watchdog timer operation during power-up

Figure 3. Power-up condition

STFPC311

Obsolete Product(s) - Obsolete Product(s)

Note: Watchdog timer is turned off by default upon READY assertion.

If Watchdog is to be kept on during READY high condition, the WDG registers must be set accordingly by

proper commands through SPI bus.

In this power-up condition, the watchdog timer is triggered by internal POR pulse.

During power-up, the watchdog timer value is 10 s.

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Doc ID 12324 Rev 2

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