Adding Micro.

boards.txt

@@ -167,6 +167,27 @@ leonardo.build.variant=leonardo
 
 ##############################################################
 
+micro.name=Arduino Micro
+micro.upload.protocol=avr109
+micro.upload.maximum_size=28672
+micro.upload.speed=57600
+micro.upload.disable_flushing=true
+micro.bootloader.low_fuses=0xff
+micro.bootloader.high_fuses=0xd8
+micro.bootloader.extended_fuses=0xcb
+micro.bootloader.path=caterina
+micro.bootloader.file=Caterina-Micro.hex
+micro.bootloader.unlock_bits=0x3F
+micro.bootloader.lock_bits=0x2F
+micro.build.mcu=atmega32u4
+micro.build.f_cpu=16000000L
+micro.build.vid=0x2341
+micro.build.pid=0x8037
+micro.build.core=arduino
+micro.build.variant=micro
+
+##############################################################
+
 mini328.name=Arduino Mini w/ ATmega328
 
 mini328.upload.protocol=arduino

cores/arduino/USBCore.cpp

@@ -53,6 +53,8 @@ const u16 STRING_IPRODUCT[17] = {
 	(3<<8) | (2+2*16),
 #if USB_PID == 0x8036	
 	'A','r','d','u','i','n','o',' ','L','e','o','n','a','r','d','o'
+#elif USB_PID == 0x8037
+	'A','r','d','u','i','n','o',' ','M','i','c','r','o',' ',' ',' '
 #else
 	'U','S','B',' ','I','O',' ','B','o','a','r','d',' ',' ',' ',' '
 #endif

variants/micro/pins_arduino.h

@@ -0,0 +1,37 @@
+/*
+  pins_arduino.h - Pin definition functions for Arduino
+  Part of Arduino - http://www.arduino.cc/
+
+  Copyright (c) 2007 David A. Mellis
+
+  This library is free software; you can redistribute it and/or
+  modify it under the terms of the GNU Lesser General Public
+  License as published by the Free Software Foundation; either
+  version 2.1 of the License, or (at your option) any later version.
+
+  This library is distributed in the hope that it will be useful,
+  but WITHOUT ANY WARRANTY; without even the implied warranty of
+  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
+  Lesser General Public License for more details.
+
+  You should have received a copy of the GNU Lesser General
+  Public License along with this library; if not, write to the
+  Free Software Foundation, Inc., 59 Temple Place, Suite 330,
+  Boston, MA  02111-1307  USA
+
+  $Id: wiring.h 249 2007-02-03 16:52:51Z mellis $
+*/
+
+#include "../leonardo/pins_arduino.h"
+
+#undef TXLED0
+#undef TXLED1
+#undef RXLED0
+#undef RXLED1
+#undef TX_RX_LED_INIT
+
+#define TXLED0			PORTD &= ~(1<<5)
+#define TXLED1			PORTD |= (1<<5)
+#define RXLED0			PORTB &= ~(1<<0)
+#define RXLED1			PORTB |= (1<<0)
+#define TX_RX_LED_INIT	DDRD |= (1<<5), DDRB |= (1<<0), TXLED0, RXLED0