diff --git a/hardware/arduino/bootloaders/diskloader/DiskLoader.hex b/hardware/arduino/bootloaders/diskloader/DiskLoader.hex
index ced02bd4a..ae2766664 100644
--- a/hardware/arduino/bootloaders/diskloader/DiskLoader.hex
+++ b/hardware/arduino/bootloaders/diskloader/DiskLoader.hex
@@ -1,102 +1,100 @@
-:1078000011241FBECFEFDAE0DEBFCDBFD0C04101F3
+:1078000011241FBECFEFDAE0DEBFCDBFC3C0410100
 :1078100042144505560455026403740300001E9586
 :1078200087020110030000C18081C106C0FF0A0069
 :107830000CA10185037508150026FF00954009017C
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 :040000030000780081
 :00000001FF
diff --git a/hardware/arduino/bootloaders/diskloader/src/DiskLoader.cpp b/hardware/arduino/bootloaders/diskloader/src/DiskLoader.cpp
index 9ecbc4b7c..34a9c9499 100644
--- a/hardware/arduino/bootloaders/diskloader/src/DiskLoader.cpp
+++ b/hardware/arduino/bootloaders/diskloader/src/DiskLoader.cpp
@@ -112,8 +112,6 @@ const u8 _consts[] =
 
 
 void USBInit(void);
-extern u8 _sector3[512];
-
 int main(void) __attribute__ ((naked));
 
 //	STK500v1 main loop, very similar to optiboot in protocol and implementation
@@ -125,16 +123,12 @@ int main()
 	BOARD_INIT();
 	USBInit();
 
-#ifdef WRITABLE_DIRECTORY
-	_sector3[0] = 0;
-#endif
-
 	_inSync = STK_INSYNC;
 	_ok = STK_OK;
-#ifndef MSC_ENABLED
+
 	if (pgm_read_word(0) != -1)
 		_ejected = 1;
-#endif
+
 	for(;;)
 	{
 		u8* packet = _flashbuf;
@@ -153,9 +147,7 @@ int main()
 				if (c == cmd || c == 0)
 					break;
 			}
-#ifndef MSC_ENABLED
 			_timeout = 0;
-#endif
 			//	Read params
 			Recv(CDC_RX,packet,len);
 
diff --git a/hardware/arduino/bootloaders/diskloader/src/Platform.h b/hardware/arduino/bootloaders/diskloader/src/Platform.h
index 004933e85..416d9c3a1 100644
--- a/hardware/arduino/bootloaders/diskloader/src/Platform.h
+++ b/hardware/arduino/bootloaders/diskloader/src/Platform.h
@@ -14,14 +14,6 @@ typedef unsigned char u8;
 typedef unsigned short u16;
 typedef unsigned long u32;
 
-//#define MICROTOUCH
-
-//#define WRITABLE_DIRECTORY	// undef saved 56 + 512 RAM
-
-#define FAT_DISK_LABEL	'b','o','o','t','l','o','a','d','e','r',' '		// 11 chars (undef saves 12)
-#define FAT_FILE_NAME	'F','I','R','M','W','A','R','E','B','I','N'		// 11 chars
-#define MSC_DISK_SERIAL	'0','0','0','0','0','0','0','0','1','7','0','1'	// 12 chars
-
 
 #define CPU_PRESCALE(n)	(CLKPR = 0x80, CLKPR = (n))
 #define DISABLE_JTAG()  MCUCR = (1 << JTD) | (1 << IVCE) | (0 << PUD); MCUCR = (1 << JTD) | (0 << IVSEL) | (0 << IVCE) | (0 << PUD);
@@ -47,8 +39,6 @@ void Recv(u8 ep, u8* dst, u8 len);
 void Program(u8 ep, u16 page, u8 count);
 
 #define CDC_ENABLED
-//#define MSC_ENABLED
-//#define MSC_NO_MEDIA	// MSC is enabled but not media inserted
 
 #include "USBCore.h"
 #include "USBDesc.h"
diff --git a/hardware/arduino/bootloaders/diskloader/src/SCSI.cpp b/hardware/arduino/bootloaders/diskloader/src/SCSI.cpp
deleted file mode 100644
index dbbf9cf6e..000000000
--- a/hardware/arduino/bootloaders/diskloader/src/SCSI.cpp
+++ /dev/null
@@ -1,213 +0,0 @@
-
-
-/* Copyright (c) 2010, Peter Barrett  
-**  
-** Permission to use, copy, modify, and/or distribute this software for  
-** any purpose with or without fee is hereby granted, provided that the  
-** above copyright notice and this permission notice appear in all copies.  
-** 
-** THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL  
-** WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED  
-** WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR  
-** BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES  
-** OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,  
-** WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,  
-** ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS  
-** SOFTWARE.  
-*/
-
-#include "Platform.h"
-
-#ifdef MSC_ENABLED
-
-//	SCSI Commands
-#define TEST_UNIT_READY            0x00
-#define REQUEST_SENSE              0x03
-#define FORMAT_UNIT                0x04
-#define INQUIRY                    0x12
-#define MODE_SENSE				   0x1A
-#define START_STOP_UNIT            0x1B
-#define MEDIA_REMOVAL              0x1E
-#define READ_FORMAT_CAPACITIES     0x23
-#define READ_CAPACITY              0x25
-#define READ10                     0x28
-#define WRITE10                    0x2A
-#define VERIFY10                   0x2F
-
-
-//	In FakeFAT
-void SendSector(u8 b);
-void RecvSector(u8 b);
-
-//	In USBCore
-u8 RecvPacket(u8 ep, u8* dst, u8 len);
-u8 SendPacket(u8 ep, const u8* src, u8 len);
-void Reboot();
-
-#define MSC_TX MSC_ENDPOINT_IN
-#define MSC_RX MSC_ENDPOINT_OUT
-
-extern const u8 P_Inquiry[36] PROGMEM;
-extern const u8 P_RequestSense[18] PROGMEM;
-extern const u8 P_ReadCapacity[8-3] PROGMEM; 
-extern const u8 P_ModeSense[4] PROGMEM; 
-
-typedef struct
-{
-	u8 signature[4];
-	u8 tag[4];
-	u32 transferLength;
-	u8 flags;
-	u8 lun;
-	u8 cblength;
-	u8 cb[16];
-} CBW;
-
-const u8 P_Inquiry[36] =
-{
-	0x00,	// Direct Access Device
-	0x80,	// Removable Medium
-	0x00,	// Version
-	0x01,
-
-	36-4,	// Additional Length
-	0x80,	// Storage Controller Component
-	0x00,
-	0x00,
-
-	'r','o','s','s','u','m','u','r',	// Vendor
-
-	'm','i','c','r','o','t','o','u',	// Product
-	'c','h',' ',' ',' ',' ',' ',' ',
-
-	'2','.','4',' '						// Revision
-};
-
-const u8 P_RequestSense[18] = 
-{
-	0x70,		// Response Code 
-	0x00,
-//	0x02,		// Sense Key 
-	0x00,
-	0x00,
-
-	0x00,
-	0x00,
-	0x00,
-	0x0A,       //	Additional Length
-
-	0x00,
-	0x00,
-	0x00,
-	0x00,
-
-	0x30,        //	ASC
-	0x01,        //	ASCQ
-
-	0x00,
-	0x00,
-	0x00,
-	0x00
-};
-
-//	Save 3 bytes if merging
-const u8 P_ReadCapacity[8-3] = 
-{
-//	0x00,
-//	0x00,
-//	0x00,	// Steal 3 zero bytes from end of P_RequestSense
-	64+4,	// block count 64 + 4
-	0x00,
-	0x00,
-	0x02,	// block size = 512
-	0x00
-};
-
-const u8 P_ModeSense[4] = 
-{
-	0x03,
-	0x00,
-	0x00,
-	0x00
-};
-
-extern volatile u8 _ejected;
-
-void SCSI(CBW& cbw)
-{
-	const u8* pgm = 0;
-	u8 status = 0;
-	u8 blen = 0;
-
-	u8 cmd = cbw.cb[0];
-	if (START_STOP_UNIT == cmd)
-	{
-		_ejected = 1;		// Stopped; going away
-	}
-	else if (TEST_UNIT_READY == cmd || MEDIA_REMOVAL == cmd)
-	{
-#ifdef MSC_NO_MEDIA
-		status = 1;
-#else
-		status = _ejected;
-#endif
-	}
-	else if (REQUEST_SENSE == cmd)
-	{
-		pgm = P_RequestSense;
-		blen = sizeof(P_RequestSense);
-	}
-	else if (INQUIRY == cmd)
-	{
-		pgm = P_Inquiry;
-		blen = sizeof(P_Inquiry);
-	}
-	else if (WRITE10 == cmd || READ10 == cmd)
-	{
-		// Write 10 byte form
-		// Read 10 byte form
-		{
-			u8 lba = cbw.cb[5];
-			u8 count = cbw.cb[8];
-			u8 read = READ10 == cbw.cb[0];
-			while (count--)
-			{
-				if (read)
-					SendSector(lba);
-				else
-					RecvSector(lba);
-				lba++;
-				cbw.transferLength -= 512;	// 24 bytes
-			}
-		}
-	}
-	else if (MODE_SENSE == cmd)
-	{
-		pgm = P_ModeSense;
-		blen = 4;
-	}
-	else
-	{
-		pgm = P_ReadCapacity-3;
-		blen = 8;
-		if (READ_CAPACITY != cmd)
-			status = 1;	// Faking a data phase for unknown commands
-	}
-
-	if (pgm)
-		Transfer(MSC_TX | TRANSFER_PGM | TRANSFER_RELEASE,pgm,blen);
-
-	cbw.flags = status;
-	cbw.transferLength -= blen;
-	cbw.signature[3] = 'S';
-	Transfer(MSC_TX | TRANSFER_RELEASE,(u8*)&cbw,13);
-}
-
-CBW cbw;	// 38 byte savings by making this global
-void SCSITask()
-{
-	Recv(MSC_RX,(u8*)&cbw,sizeof(CBW));
-	SCSI(cbw);
-}
-
-#endif
\ No newline at end of file
diff --git a/hardware/arduino/bootloaders/diskloader/src/ThinFAT.cpp b/hardware/arduino/bootloaders/diskloader/src/ThinFAT.cpp
deleted file mode 100644
index c23874170..000000000
--- a/hardware/arduino/bootloaders/diskloader/src/ThinFAT.cpp
+++ /dev/null
@@ -1,130 +0,0 @@
-
-
-/* Copyright (c) 2011, Peter Barrett  
-**  
-** Permission to use, copy, modify, and/or distribute this software for  
-** any purpose with or without fee is hereby granted, provided that the  
-** above copyright notice and this permission notice appear in all copies.  
-** 
-** THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL  
-** WARRANTIES WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED  
-** WARRANTIES OF MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR  
-** BE LIABLE FOR ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES  
-** OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS,  
-** WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION,  
-** ARISING OUT OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS  
-** SOFTWARE.  
-*/
-
-#include "Platform.h"
-
-#ifdef MSC_ENABLED
-
-extern const u8 Sector_0[] PROGMEM;
-extern const u8 Sector_1[] PROGMEM;
-extern const u8 Sector_2[] PROGMEM;
-extern const u8 Sector_3[] PROGMEM;
-extern const u8 Sector_Size[] PROGMEM;
-
-
-const u8 Sector_0[27] =
-{
-	0xEB,0x3C,0x90,
-	FAT_OEM_NAME,
-	0x00,0x02,	// Bytes per sector 512
-	0x40,		// Sectors per Cluster 32k per cluster
-	0x01,0x00,	// Reserved sectors
-	0x02,		// FATSs
-	0x10,0x00,	// root entries
-	4+64,0x00,	// number of sectors: 30k file
-	0xF8,		// Media type fixed
-	0x01,0x00,	// Sectors per FAT
-	0x01,0x00,	// Sectors per head
-	0x01,//0x00,	// Heads per cylinder
-	//0x00,0x00,0x00,0x00,	// Hidden
-	//0x00,0x00,0x00,0x00,	// long number of sectors
-	//0x00,0x00,				// Ext flags
-	// 38 bytes
-};
-
-//	FAT12 clusters for 32k file
-const u8 Sector_1[] =
-{
-#if 0
-	0xF8,0xFF,0xFF,
-	0xFF,0x0F//,0x00
-#endif
-};
-
-const u8 Sector_2[] =
-{
-};
-
-const u8 Sector_3[] =
-{
-#if 0
-	FAT_FILE_NAME, 0x00,0x00,0x00,0x00,0x00,	// Uppercase name please
-	0x43,0x3E,0x43,0x3E,0x00,0x00,0xAB,0x8C,0x40,0x3E,0x02,0x00,0x00,0x80,//0x00,0x00
-	// 0x00,0x00,
-#endif
-
-#ifdef FAT_DISK_LABEL
-	 FAT_DISK_LABEL,0x28
-#endif
-};
-
-#if 0
-const u8 Sector_Size[] =
-{
-	0,
-	sizeof(Sector_0),
-	sizeof(Sector_0) + sizeof(Sector_1),
-	sizeof(Sector_0) + sizeof(Sector_1) + sizeof(Sector_2),
-	sizeof(Sector_0) + sizeof(Sector_1) + sizeof(Sector_2) + sizeof(Sector_3)
-};
-#endif
-
-const u8* LBAToROM(u8 b)
-{
-	b -= 4;
-	return (const u8*)(b << 9);
-}
-
-void SendSector(u8 b)
-{
-	if (b == 0)
-	{
-		u8 n = sizeof(Sector_0);
-		Transfer(MSC_TX | TRANSFER_PGM,Sector_0,n);
-		Transfer(MSC_TX | TRANSFER_ZERO,0,512-n);
-		return;
-	}
-	
-	if ((b < 4) || (b >= 64))
-	{
-		Transfer(MSC_TX | TRANSFER_ZERO,0,512);
-		return;
-	}
-	
-		//	Copy body of file from ROM
-	Transfer(MSC_TX | TRANSFER_PGM,LBAToROM(b),512);
-}
-
-#define GENERATE_INVALID_ROM_ADDRESS 60
-
-void RecvSector(u8 lba)
-{
-	if ((lba < 4) || (lba >= 64))
-		lba = GENERATE_INVALID_ROM_ADDRESS;	// Only care about the first 30k
-
-	//	Write sectors to flash
-	u16 addr = (u16)LBAToROM(lba);		// may generate out of range addresses, Program will fix
-	u8 i = 4;							// 4x128 is a sector
-	while (i--)
-	{
-		Program(MSC_RX,addr,128);
-		addr += 128;
-	}
-}
-
-#endif
\ No newline at end of file
diff --git a/hardware/arduino/bootloaders/diskloader/src/USBCore.cpp b/hardware/arduino/bootloaders/diskloader/src/USBCore.cpp
index 8b071a181..142fc790b 100644
--- a/hardware/arduino/bootloaders/diskloader/src/USBCore.cpp
+++ b/hardware/arduino/bootloaders/diskloader/src/USBCore.cpp
@@ -18,8 +18,6 @@
 
 #include "Platform.h"
 
-#define MSC_TX MSC_ENDPOINT_IN
-#define MSC_RX MSC_ENDPOINT_OUT
 #define CDC_TX CDC_ENDPOINT_IN
 #define CDC_RX CDC_ENDPOINT_OUT
 
@@ -255,11 +253,6 @@ const u8 _initEndpoints[] =
 #endif
 
 	EP_TYPE_INTERRUPT_IN,		// HID_ENDPOINT_INT
-
-#ifdef MSC_ENABLED
-	EP_TYPE_BULK_OUT,			// MSC_ENDPOINT_OUT
-	EP_TYPE_BULK_IN				// MSC_ENDPOINT_IN
-#endif
 };
 
 static void InitEndpoints()
@@ -310,19 +303,6 @@ bool USBHook()
 		_usbLineInfo.lineState = setup.wValueL;
 	}
 
-#ifdef MSC_ENABLED
-	//	MSC Requests
-	else if (MSC_GET_MAX_LUN == r)
-	{
-		Send8(0);
-	}
-	else if (MSC_RESET == r)
-	{
-		// MSC_Reset();
-	} else
-		return false;	// unhandled
-#endif
-
 	return true;
 }
 
@@ -385,8 +365,6 @@ bool SendDescriptor()
 	{
 		if (setup.wValueL == 0)
 			desc_addr = (const u8*)&STRING_LANGUAGE;
-		else if (setup.wValueL == ISERIAL)
-			desc_addr = (const u8*)&STRING_SERIAL;
 		else
 			return false;
 	} else 
@@ -484,8 +462,6 @@ void USBGeneralInterrupt()
 	}
 }
 
-void SCSITask();
-
 void LEDPulse();
 int USBGetChar()
 {
@@ -494,11 +470,6 @@ int USBGetChar()
 		USBSetupInterrupt();
 		USBGeneralInterrupt();
 
-#ifdef MSC_ENABLED
-		//	Service disk
-		if (HasData(MSC_RX))
-			SCSITask();
-#endif
 		//	Read a char
 		if (HasData(CDC_RX))
 		{
diff --git a/hardware/arduino/bootloaders/diskloader/src/USBCore.h b/hardware/arduino/bootloaders/diskloader/src/USBCore.h
index a37b9f252..537c0ecba 100644
--- a/hardware/arduino/bootloaders/diskloader/src/USBCore.h
+++ b/hardware/arduino/bootloaders/diskloader/src/USBCore.h
@@ -43,10 +43,6 @@
 #define CDC_GET_LINE_CODING		0x21
 #define CDC_SET_CONTROL_LINE_STATE	0x22
 
-#define MSC_RESET		0xFF
-#define MSC_GET_MAX_LUN	0xFE
-
-
 //	Descriptors
 
 #define USB_DEVICE_DESC_SIZE 18
@@ -98,10 +94,6 @@
 #define CDC_CS_ENDPOINT                         0x25
 #define CDC_DATA_INTERFACE_CLASS                0x0A
 
-#define MSC_SUBCLASS_SCSI						0x06 
-#define MSC_PROTOCOL_BULK_ONLY					0x50 
-
-
 
 //	Device
 typedef struct {
@@ -210,13 +202,6 @@ typedef struct
 	EndpointDescriptor			out;
 } CDCDescriptor;
 
-typedef struct 
-{
-	InterfaceDescriptor			msc;
-	EndpointDescriptor			in;
-	EndpointDescriptor			out;
-} MSCDescriptor;
-
 typedef struct
 {
 	u8 len;			// 9
diff --git a/hardware/arduino/bootloaders/diskloader/src/USBDesc.cpp b/hardware/arduino/bootloaders/diskloader/src/USBDesc.cpp
index dfde01da6..ec7cf7d2f 100644
--- a/hardware/arduino/bootloaders/diskloader/src/USBDesc.cpp
+++ b/hardware/arduino/bootloaders/diskloader/src/USBDesc.cpp
@@ -27,18 +27,6 @@ const u16 STRING_LANGUAGE[2] = {
 	0x0409	// English
 };
 
-#if 0
-const u16 STRING_PRODUCT[] = {
-	(3<<8) | (2+2*10),
-	'M','i','c','r','o','t','o','u','c','h'
-};
-#endif
-
-const u16 STRING_SERIAL[13] = {
-	(3<<8) | (2+2*12),
-	MSC_DISK_SERIAL
-};
-
 
 //#ifdef CDC_ENABLED
 DeviceDescriptor USB_DeviceDescriptorA = D_DEVICE(0X02,0X00,0X00,64,USB_VID,USB_PID,0x100,0,IPRODUCT,ISERIAL,1);
@@ -74,15 +62,6 @@ Config USB_ConfigDescriptor =
 		D_INTERFACE(HID_INTERFACE,1,3,0,0),
 		D_HIDREPORT(30),
 		D_ENDPOINT(USB_ENDPOINT_IN (HID_ENDPOINT_INT),USB_ENDPOINT_TYPE_INTERRUPT,0x40,0x40)
-	},
-
-#ifdef MSC_ENABLED
-	// Mass Storage
-	{
-		D_INTERFACE(MSC_INTERFACE,2,USB_DEVICE_CLASS_STORAGE,MSC_SUBCLASS_SCSI,MSC_PROTOCOL_BULK_ONLY),
-		D_ENDPOINT(USB_ENDPOINT_OUT(MSC_ENDPOINT_OUT),USB_ENDPOINT_TYPE_BULK,0x40,0),
-		D_ENDPOINT(USB_ENDPOINT_IN (MSC_ENDPOINT_IN ),USB_ENDPOINT_TYPE_BULK,0x40,0)
 	}
-#endif
 };
 
diff --git a/hardware/arduino/bootloaders/diskloader/src/USBDesc.h b/hardware/arduino/bootloaders/diskloader/src/USBDesc.h
index a551d6992..589dfa9a3 100644
--- a/hardware/arduino/bootloaders/diskloader/src/USBDesc.h
+++ b/hardware/arduino/bootloaders/diskloader/src/USBDesc.h
@@ -17,15 +17,7 @@
 */
 
 
-#ifndef CDC_ENABLED
-
-#define MSC_INTERFACE		0	// MSC Interface
-#define MSC_ENDPOINT_OUT	1
-#define MSC_ENDPOINT_IN		2
-
-#define INTERFACE_COUNT		1	// 1 for msc
-
-#else
+#ifdef CDC_ENABLED
 
 #define CDC_ACM_INTERFACE	0	// CDC ACM
 #define CDC_DATA_INTERFACE	1	// CDC Data
@@ -36,18 +28,14 @@
 #define HID_INTERFACE		2	// HID Interface
 #define HID_ENDPOINT_INT	4
 
-#ifdef MSC_ENABLED
-
-#define MSC_INTERFACE		3	// MSC Interface
-#define MSC_ENDPOINT_OUT	5
-#define MSC_ENDPOINT_IN		6
-#define INTERFACE_COUNT		4	// 2 for cdc + 1 for hid + 1 for msc
-
-#else
-
 #define INTERFACE_COUNT		3	// 2 for cdc + 1 for hid
 
-#endif
+#else 
+
+#define HID_INTERFACE		2	// HID Interface
+#define HID_ENDPOINT_INT	4
+
+#define INTERFACE_COUNT		1	// 1 for hid
 
 #endif
 
@@ -58,9 +46,6 @@ typedef struct
 	CDCDescriptor		cdc;
 #endif
 	HIDDescriptor		hid;
-#ifdef MSC_ENABLED
-	MSCDescriptor		msc;
-#endif
 } Config;
 
 extern Config USB_ConfigDescriptor PROGMEM;
@@ -74,8 +59,5 @@ extern const u16 STRING_SERIAL[13] PROGMEM;
 #define IPRODUCT		0
 #define ISERIAL			1	// Only need this for MSC
 
-
-#define MSC_TX MSC_ENDPOINT_IN
-#define MSC_RX MSC_ENDPOINT_OUT
 #define CDC_TX CDC_ENDPOINT_IN
 #define CDC_RX CDC_ENDPOINT_OUT
\ No newline at end of file