Initial port.

Board-NetduinoPlus2.md

@@ -9,4 +9,13 @@ STMF405RG (same as micropython original Pyboard)
   * Arduino formfactor
 
 ###Status###
-No work has yet been done on porting to this chip
+Initial port completed.
+* pyb.Led(1) controls the Blue LED
+* pyb.Led(2) controls the White LED
+* pyb.switch() returns True if the pushbutton is pushed
+* 5V and 3.3v is enabled on the expansion header
+
+###Programming from Linux (via DFU)###
+This is the same as is done for the [[STM Discovery STM32F407|Board-STM32F407-Discovery]]
+
+The push button on the board is connected to BOOT1. You'll need to wire up an external pushbutton to control the RESET line.