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Diffstat (limited to 'docs/library/machine.WDT.rst')
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diff --git a/docs/library/machine.WDT.rst b/docs/library/machine.WDT.rst deleted file mode 100644 index 5ca6dce45..000000000 --- a/docs/library/machine.WDT.rst +++ /dev/null @@ -1,36 +0,0 @@ -.. currentmodule:: machine -.. _machine.WDT: - -class WDT -- watchdog timer -=========================== - -The WDT is used to restart the system when the application crashes and ends -up into a non recoverable state. Once started it cannot be stopped or -reconfigured in any way. After enabling, the application must "feed" the -watchdog periodically to prevent it from expiring and resetting the system. - -Example usage:: - - from machine import WDT - wdt = WDT(timeout=2000) # enable it with a timeout of 2s - wdt.feed() - -Availability of this class: pyboard, WiPy. - -Constructors ------------- - -.. class:: WDT(id=0, timeout=5000) - - Create a WDT object and start it. The timeout must be given in seconds and - the minimum value that is accepted is 1 second. Once it is running the timeout - cannot be changed and the WDT cannot be stopped either. - -Methods -------- - -.. method:: wdt.feed() - - Feed the WDT to prevent it from resetting the system. The application - should place this call in a sensible place ensuring that the WDT is - only fed after verifying that everything is functioning correctly. |