SH3100 Datasheet, PDF (38/80 Pages) Semtech Corporation – Supervisory IC with I2C Interface and PWM

SH3100
POWER MANAGEMENT
Register Descriptions (continued)
Address(hex): 36
Register Name WDTPeriod
Bit 7
Bit 6
Bit No.
[6:0]
Description
WDTPeriod
Bit 5
Description
Bit 4
Bit Value
000000
all others
(R/W) Sets up the watchdog
period
Bit 3
Bit 2
Default Value: 0000 0000
Reset Event: P, W, B
Bit 1
Bit 0
WDTPeriod
Value Description
Watchdog is disabled
Watchdog is enabled, and can not be disabled by software.
Watchdog timeout period is as defined in register 35,
WDTConfig
Once the watchdog has been activated by writing a non-zero
value to this register, then further writes to WDTPrescaler,
AutoWDTSuspend and WDTPeriod are disabled
© 2006 Semtech Corp.
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