docs: Add was_touched method for pins 0,1,2 & pin_logo.

docs/microbit_micropython_api.rst

@@ -149,6 +149,9 @@ Each of these pins are instances of the ``MicroBitPin`` class, which offers the
     # Only available for touch pins 0, 1, and 2. Returns boolean if the pin
     # is touched
     pin.is_touched()
+    # Only available for touch pins 0, 1, and 2. Returns boolean if the pin
+    # has been touched since the last time this method was called
+    pin.was_touched()
     # Only available for touch pins 0, 1, 2 and on micro:bit V2 also the logo.
     # Sets the touch mode. Value can be either RESISTIVE or CAPACITIVE
     pin.set_touch_mode(value)
@@ -157,8 +160,11 @@ Except in the case of the pins marked **V2**, which offers the following API:
 
 pin_logo::
 
-    # returns boolean for logo touch pin
+    # returns a boolean for logo touch pin
     pin_logo.is_touched()
+    # returns a boolean if the logo was pressed since the last time
+    # this method was called
+    pin_logo.was_touched()
     # Sets the touch mode. Value can be either RESISTIVE or CAPACITIVE
     pin.set_touch_mode(value)
 

docs/pin.rst

@@ -218,6 +218,11 @@ its own to that.
         <https://www.allaboutcircuits.com/technical-articles/introduction-to-capacitive-touch-sensing>`_
         does not require you to make a ground connection as part of a circuit.
 
+    .. py:method:: was_touched()
+
+        Returns ``True`` or ``False`` to indicate if the pin was touched
+        since the device started or since the last time this method was called.
+
     .. py:method:: set_touch_mode(value)
 
         .. note::