docs/library/machine.WDT: Add note that WDT is only available on WiPy.

64c5a943 · Damien George · 567e7fcd · 64c5a943
Commit 64c5a943 authored 8 years ago by Damien George
--- a/docs/library/machine.WDT.rst
+++ b/docs/library/machine.WDT.rst
@@ -14,6 +14,8 @@ Example usage::
    wdt = WDT(timeout=2000)  # enable it with a timeout of 2s
    wdt.feed()

+Availability of this class: WiPy.
+
 Constructors
 ------------