diff --git a/hardware/arduino/bootloaders/nuevo_diskloader/DiskLoader.elf.hex b/hardware/arduino/bootloaders/nuevo_diskloader/DiskLoader.elf.hex
new file mode 100644
index 000000000..4c4e33e92
--- /dev/null
+++ b/hardware/arduino/bootloaders/nuevo_diskloader/DiskLoader.elf.hex
@@ -0,0 +1,172 @@
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diff --git a/hardware/arduino/bootloaders/nuevo_diskloader/DiskLoader.hex b/hardware/arduino/bootloaders/nuevo_diskloader/DiskLoader.hex
index c7ae61186..4c4e33e92 100644
--- a/hardware/arduino/bootloaders/nuevo_diskloader/DiskLoader.hex
+++ b/hardware/arduino/bootloaders/nuevo_diskloader/DiskLoader.hex
@@ -1,6 +1,6 @@
 :10700000B8C00000DBC00000D9C00000D7C000003D
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diff --git a/hardware/arduino/bootloaders/nuevo_diskloader/src/CDC.cpp b/hardware/arduino/bootloaders/nuevo_diskloader/src/CDC.cpp
index 6c5e8dc12..827899d9a 100644
--- a/hardware/arduino/bootloaders/nuevo_diskloader/src/CDC.cpp
+++ b/hardware/arduino/bootloaders/nuevo_diskloader/src/CDC.cpp
@@ -92,8 +92,8 @@ bool WEAK CDC_Setup(Setup& setup)
 
 		if (CDC_SET_CONTROL_LINE_STATE == r)
 		{
-			if (0 != _usbLineInfo.lineState && 1200 == _usbLineInfo.dwDTERate)	// auto-reset is triggered when the port, already open at 1200 bps, is closed
-				Reboot();
+//			if (0 != _usbLineInfo.lineState && 1200 == _usbLineInfo.dwDTERate)	// auto-reset is triggered when the port, already open at 1200 bps, is closed
+//				Reboot();
 			_usbLineInfo.lineState = setup.wValueL;
 			return true;
 		}
diff --git a/hardware/arduino/bootloaders/nuevo_diskloader/src/DiskLoader.cpp b/hardware/arduino/bootloaders/nuevo_diskloader/src/DiskLoader.cpp
index 86d62e4c9..2f41f2561 100644
--- a/hardware/arduino/bootloaders/nuevo_diskloader/src/DiskLoader.cpp
+++ b/hardware/arduino/bootloaders/nuevo_diskloader/src/DiskLoader.cpp
@@ -116,13 +116,14 @@ int main()
 	_inSync = STK_INSYNC;
 	_ok = STK_OK;
 	
+
 	for (;;) 
 	{
 		u8* packet = _flashbuf;
 		u16 address = 0;
 		for (;;)
 		{
-			while (Serial.available() <= 0)
+			while (Serial.available() < 1)
 				;		
 			u8 cmd = Serial.read();
 			
@@ -185,20 +186,42 @@ int main()
 			USB_Send(CDC_TX, &_inSync, 1);
 			
 			if (send) {
-				u8 i;
-				for (i=0; i<send; i++) {
-//					Serial.write(0xFF);		// this works
-//					Serial.write(*pgm + i);	// this doesn't
-					Serial.write(pgm[i]);
-				}
+//				u8 i;
+//				for (i=0; i<send; i++) {
+////					Serial.write(0xFF);		// this works
+////					Serial.write(*pgm + i);	// this doesn't
+//					Serial.write(pgm[i]);
+//				}
+				USB_Send(CDC_TX|TRANSFER_PGM, pgm, send);
 			}
 			
 			// Send ok
 //			Serial.write(STK_OK);
 			USB_Send(CDC_TX|TRANSFER_RELEASE, &_ok, 1);
 			
-			if ('Q' == cmd)
-				break; 
+//			if ('Q' == cmd)
+//				break; 
 		}
 	}
+
+	/*
+	for (;;) 
+	{
+		for (;;) 
+		{
+			while (Serial.available() < 1)
+				;		
+			u8 cmd = Serial.read();
+
+			if (cmd == '1') 
+			{
+				L_LED_ON();
+			}
+			
+//			USB_Send(CDC_TX, &_inSync, 1);			
+//
+//			USB_Send(CDC_TX|TRANSFER_RELEASE, &_ok, 1);
+		}
+	}
+	*/
 }
diff --git a/hardware/arduino/bootloaders/nuevo_diskloader/src/USBCore.cpp b/hardware/arduino/bootloaders/nuevo_diskloader/src/USBCore.cpp
index 8b7ef8230..abb529a3e 100644
--- a/hardware/arduino/bootloaders/nuevo_diskloader/src/USBCore.cpp
+++ b/hardware/arduino/bootloaders/nuevo_diskloader/src/USBCore.cpp
@@ -268,14 +268,14 @@ int USB_Send(u8 ep, const void* d, int len)
 	while (len)
 	{
 		u8 n = USB_SendSpace(ep);
-//		if (n == 0)
-//		{
+		if (n == 0)
+		{
 //			if (!(--timeout))
 //				return -1;
 //			delay(1);
-//			_delay_ms(1);
-//			continue;
-//		}
+			_delay_ms(3);
+			continue;
+		}
 
 		if (n > len)
 			n = len;