docs/library: Fix docs for machine.WDT to specify millisecond timeout.
@@ -15,16 +15,18 @@ Example usage::
wdt = WDT(timeout=2000) # enable it with a timeout of 2s
wdt.feed()
-Availability of this class: pyboard, WiPy.
+Availability of this class: pyboard, WiPy, esp8266, esp32.
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.
+ Create a WDT object and start it. The timeout must be given in milliseconds.
+ Once it is running the timeout cannot be changed and the WDT cannot be stopped either.
+
+ Notes: On the esp32 the minimum timeout is 1 second. On the esp8266 a timeout
+ cannot be specified, it is determined by the underlying system.
Methods
-------
