wdt - watchdog Operation Library#
Adapted Air780E/Air700E Air780EP/Air780EPV Air601 Air101/Air103 Air105 ESP32C3 ESP32S3
Note
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Tip
This library has its own demo,click this link to view the demo example of wdt
wdt.init(timeout)#
Initialize the watchdog and enable it now. Most devices cannot be turned off once watchdog is enabled..
Parameters
Incoming Value Type |
Explanation |
|---|---|
int |
Timeout duration, in milliseconds |
Return Value
return value type |
explanation |
|---|---|
bool |
Return true on success, otherwise return false (for example, the underlying does not support) |
Examples
wdt.init(9000)
sys.timerLoopStart(wdt.feed, 3000)
wdt.setTimeout(timeout)#
Some devices support resetting the watchdog timeout duration
Parameters
Incoming Value Type |
Explanation |
|---|---|
int |
Timeout duration, in milliseconds |
Return Value
return value type |
explanation |
|---|---|
bool |
Return true on success, otherwise return false (for example, the underlying does not support) |
Examples
wdt.init(10000)
sys.timerLoopStart(wdt.feed, 3000)
sys.wait(5000)
sys.setTimeout(5000)
wdt.feed()#
Feed the dog, reset the timeout and reset the timer.
Parameters
None
Return Value
return value type |
explanation |
|---|---|
bool |
Return true on success, otherwise return false (for example, the underlying does not support) |
Examples
wdt.init(10000)
-- Feed the dog regularly, or on demand according to the business
sys.timerLoopStart(wdt.feed, 3000)
wdt.close()#
Close watchdog, usually not supported
Parameters
None
Return Value
return value type |
explanation |
|---|---|
bool |
Return true on success, otherwise return false (for example, the underlying does not support) |
Examples
wdt.init(10000)
sys.wait(9000)
wdt.close()