diff --git a/docs/library/machine.UART.rst b/docs/library/machine.UART.rst
index 0b6b24e894..fe7597eb59 100644
--- a/docs/library/machine.UART.rst
+++ b/docs/library/machine.UART.rst
@@ -15,17 +15,13 @@ UART objects can be created and initialised using::
     uart = UART(1, 9600)                         # init with given baudrate
     uart.init(9600, bits=8, parity=None, stop=1) # init with given parameters
 
-.. only:: port_machineoard
+Supported paramters differ on a board:
 
-    Bits can be 7, 8 or 9.  Parity can be None, 0 (even) or 1 (odd).  Stop can be 1 or 2.
-    
-    *Note:* with parity=None, only 8 and 9 bits are supported.  With parity enabled,
-    only 7 and 8 bits are supported.
-
-.. only:: port_wipy
-
-    Bits can be 5, 6, 7, 8.  Parity can be ``None``, ``UART.EVEN`` or ``UART.ODD``.  Stop can be 1 or 2.
+Pyboard: Bits can be 7, 8 or 9. Stop can be 1 or 2. With `parity=None`,
+only 8 and 9 bits are supported.  With parity enabled, only 7 and 8 bits
+are supported.
 
+WiPy/CC3200: Bits can be 5, 6, 7, 8. Stop can be 1 or 2.
 
 A UART object acts like a stream object and reading and writing is done
 using the standard stream methods::
@@ -47,22 +43,12 @@ using the standard stream methods::
 
         uart.any()               # returns True if any characters waiting
 
-.. only:: port_wipy
-
-    To check if there is anything to be read, use::
-
-        uart.any()               # returns the number of characters available for reading
-
 Constructors
 ------------
 
-.. only:: port_wipy
+.. class:: UART(id, ...)
 
-    .. class:: UART(bus, ...)
-    
-       Construct a UART object on the given bus.  ``bus`` can be 0 or 1.
-       If the bus is not given, the default one will be selected (0) or the selection
-       will be made based on the given pins.
+   Construct a UART object of the given id.
 
 Methods
 -------
@@ -75,7 +61,7 @@ Methods
     
          - ``baudrate`` is the clock rate.
          - ``bits`` is the number of bits per character, 7, 8 or 9.
-         - ``parity`` is the parity, ``None``, ``UART.EVEN`` or ``UART.ODD``.
+         - ``parity`` is the parity, ``None``, 0 (even) or 1 (odd).
          - ``stop`` is the number of stop bits, 1 or 2.
          - ``pins`` is a 4 or 2 item list indicating the TX, RX, RTS and CTS pins (in that order).
            Any of the pins can be None if one wants the UART to operate with limited functionality.
@@ -159,11 +145,6 @@ Methods
     Constants
     ---------
 
-    .. data:: UART.EVEN
-    .. data:: UART.ODD
-
-        parity types (along with ``None``)
-
     .. data:: UART.RX_ANY
 
         IRQ trigger sources