docs/esp32: Add a note to quickref about use of Pin.PULL_HOLD.

micropython · Mar 13, 2019 · 28c2873 · 28c2873
1 parent 6fa830b
commit 28c2873
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diff --git a/docs/esp32/quickref.rst b/docs/esp32/quickref.rst
@@ -161,6 +161,9 @@ Notes:
 
 * Pins 34-39 are input only, and also do not have internal pull-up resistors
 
+* The pull value of some pins can be set to ``Pin.PULL_HOLD`` to reduce power
+  consumption during deepsleep.
+
 PWM (pulse width modulation)
 ----------------------------