docs: For LCD160CR driver and tutorial, add link to positioning image.

docs/library/lcd160cr.rst

@@ -69,6 +69,9 @@ Constructors
         - "YX" is for the left-side and uses:
           ``pwr=Pin("Y4")``, ``i2c=I2C("X")``, ``spi=SPI("Y")``
 
+    See `this image <http://micropython.org/resources/LCD160CRv10-positions.jpg>`_
+    for how the display can be connected to the pyboard.
+
 Static methods
 --------------
 

docs/pyboard/tutorial/lcd160cr_skin.rst

@@ -3,9 +3,9 @@ The LCD160CR skin
 
 This tutorial shows how to get started using the LCD160CR skin.
 
-.. image:: http://micropython.org/resources/LCD160CRv10-persp.jpg
+.. image:: http://micropython.org/resources/LCD160CRv10-positions.jpg
     :alt: LCD160CRv1.0 picture
-    :width: 640px
+    :width: 800px
 
 For detailed documentation of the driver for the display see the
 :mod:`lcd160cr` module.
@@ -16,6 +16,8 @@ Plugging in the display
 The display can be plugged directly into a pyboard (all pyboard versions
 are supported).  You plug the display onto the top of the pyboard either
 in the X or Y positions.  The display should cover half of the pyboard.
+See the picture above for how to achieve this; the left half of the picture
+shows the X position, and the right half shows the Y position.
 
 Getting the driver
 ------------------