diff --git a/config.h b/config.h
index 8f4de26..1ad9efa 100644
--- a/config.h
+++ b/config.h
@@ -60,7 +60,7 @@
 //
 // Information about memory layout, etc.: https://www.pjrc.com/store/teensy41.html
 
-#define VERSION "1.2.8"
+#define VERSION "1.2.9"
 
 //*************************************************************************************************
 //* DEVICE SETTINGS
@@ -71,13 +71,18 @@
 //*************************************************************************************************
 #define MIDI_DEVICE_DIN Serial1
 #define MIDI_DEVICE_USB 1
-#define MIDI_DEVICE_USB_HOST 1
+//#define MIDI_DEVICE_USB_HOST 1
+#define MIDI_DEVICE_USB_HOST_SERIAL 1
 
-#ifdef MIDI_DEVICE_USB_HOST
+#ifdef MIDI_DEVICE_USB_HOST_SERIAL
 #define USB_HOST_SERIAL_BAUD 38400
 #define USB_HOST_SERIAL_FORMAT USBHOST_SERIAL_8N1
 #endif
 
+/*#if defined(MIDI_DEVICE_USB_HOST) && defined(MIDI_DEVICE_USB_HOST_SERIAL)
+#error Only MIDI_DEVICE_USB_HOST or MIDI_DEVICE_USB_HOST_SERIAL is possible to enable at the same time!
+#endif */
+
 //*************************************************************************************************
 //* AUDIO HARDWARE SETTINGS
 //*************************************************************************************************
diff --git a/midi_devices.hpp b/midi_devices.hpp
index b038e21..23b878d 100644
--- a/midi_devices.hpp
+++ b/midi_devices.hpp
@@ -28,13 +28,23 @@
 
 extern config_t configuration;
 
-#ifdef MIDI_DEVICE_USB_HOST
+#if defined(MIDI_DEVICE_USB_HOST) || defined(MIDI_DEVICE_USB_HOST_SERIAL)
 #include <USBHost_t36.h>
 #endif
 
 // override default sysex size settings
 struct MicroDexedSettings : public midi::DefaultSettings {
-  static const unsigned SysExMaxSize = 4104;  // Accept SysEx messages up to 1024 bytes long.
+  static const bool UseRunningStatus = false;
+  static const bool HandleNullVelocityNoteOnAsNoteOff = true;
+  static const bool Use1ByteParsing = true;
+  static const unsigned SysExMaxSize = 4104;
+  static const bool UseSenderActiveSensing = false;
+  static const bool UseReceiverActiveSensing = false;
+  static const uint16_t SenderActiveSensingPeriodicity = 0;
+};
+
+struct CustomBaudRateSettings : public MIDI_NAMESPACE::DefaultSerialSettings {
+  static const long BaudRate = 38400;
 };
 
 #ifdef MIDI_DEVICE_DIN
@@ -44,8 +54,17 @@ MIDI_CREATE_CUSTOM_INSTANCE(HardwareSerial, MIDI_DEVICE_DIN, midi_serial, MicroD
 #ifdef MIDI_DEVICE_USB_HOST
 USBHost usb_host;
 MIDIDevice midi_usb(usb_host);
-USBSerial userial(usb_host);
-MIDI_CREATE_CUSTOM_INSTANCE(USBSerial, userial, usbhost_midi_serial, MicroDexedSettings);
+#endif
+
+#ifdef MIDI_DEVICE_USB_HOST_SERIAL
+USBHost usb_host;
+USBHub hub1(usb_host);
+USBHub hub2(usb_host);
+USBHub hub3(usb_host);
+USBHub hub4(usb_host);
+USBSerial_BigBuffer userial(usb_host,1);
+MIDI_NAMESPACE::SerialMIDI<USBSerial_BigBuffer, CustomBaudRateSettings> serialMIDI(userial);
+MIDI_NAMESPACE::MidiInterface<MIDI_NAMESPACE::SerialMIDI<USBSerial_BigBuffer, CustomBaudRateSettings>> usbhost_midi_serial((MIDI_NAMESPACE::SerialMIDI<USBSerial_BigBuffer, CustomBaudRateSettings>&)serialMIDI);
 #endif
 
 void handleNoteOn(byte inChannel, byte inNumber, byte inVelocity);
@@ -685,11 +704,9 @@ void handleSystemReset_MIDI_DEVICE_USB_HOST(void) {
   handleRealTimeSystem_generic(inRealTime, MIDI_USB_HOST);
   } */
 
+#endif  // MIDI_DEVICE_USB_HOST
 
-
-
-
-
+#ifdef MIDI_DEVICE_USB_HOST_SERIAL
 void handleNoteOn_MIDI_DEVICE_USB_HOST_SERIAL(byte inChannel, byte inNoteNumber, byte inVelocity) {
   handle_generic(inChannel, inNoteNumber, inVelocity, MIDI_BY_USB_HOST, midi::NoteOn);
 }
@@ -788,7 +805,7 @@ void handleSystemReset_MIDI_DEVICE_USB_HOST_SERIAL(void) {
   {
   handleRealTimeSystem_generic(inRealTime, MIDI_USB_HOST);
   } */
-#endif  // MIDI_DEVICE_USB_HOST
+#endif  // MIDI_DEVICE_USB_HOST_SERIAL
 
 /*****************************************
    MIDI_DEVICE_USB
@@ -979,8 +996,14 @@ FLASHMEM void setup_midi_devices(void) {
   midi_usb.setHandleActiveSensing(handleActiveSensing_MIDI_DEVICE_USB_HOST);
   midi_usb.setHandleSystemReset(handleSystemReset_MIDI_DEVICE_USB_HOST);
   //midi_usb.setHandleRealTimeSystem(handleRealTimeSystem_MIDI_DEVICE_USB_HOST);
-  
-  userial.begin(USB_HOST_SERIAL_BAUD,USB_HOST_SERIAL_FORMAT);
+#ifdef DEBUG
+  Serial.println(F("MIDI_DEVICE_USB_HOST enabled."));
+#endif
+#endif
+
+#ifdef MIDI_DEVICE_USB_HOST_SERIAL
+  usb_host.begin();
+  userial.begin(USB_HOST_SERIAL_BAUD, USB_HOST_SERIAL_FORMAT);
   usbhost_midi_serial.setHandleNoteOn(handleNoteOn_MIDI_DEVICE_USB_HOST_SERIAL);
   usbhost_midi_serial.setHandleNoteOff(handleNoteOff_MIDI_DEVICE_USB_HOST_SERIAL);
   usbhost_midi_serial.setHandleControlChange(handleControlChange_MIDI_DEVICE_USB_HOST_SERIAL);
@@ -999,10 +1022,12 @@ FLASHMEM void setup_midi_devices(void) {
   usbhost_midi_serial.setHandleStop(handleStop_MIDI_DEVICE_USB_HOST_SERIAL);
   usbhost_midi_serial.setHandleActiveSensing(handleActiveSensing_MIDI_DEVICE_USB_HOST_SERIAL);
   usbhost_midi_serial.setHandleSystemReset(handleSystemReset_MIDI_DEVICE_USB_HOST_SERIAL);
-  //usbhost_midi_serial.setHandleRealTimeSystem(handleRealTimeSystem_MIDI_DEVICE_USB_HOST_SERIAL);
+//usbhost_midi_serial.setHandleRealTimeSystem(handleRealTimeSystem_MIDI_DEVICE_USB_HOST_SERIAL);
+
+  usbhost_midi_serial.begin(MIDI_CHANNEL_OMNI);
 
 #ifdef DEBUG
-  Serial.println(F("MIDI_DEVICE_USB_HOST enabled."));
+  Serial.println(F("MIDI_DEVICE_USB_HOST_SERIAL enabled."));
 #endif
 #endif
 
@@ -1044,6 +1069,9 @@ FLASHMEM void check_midi_devices(void) {
 #ifdef MIDI_DEVICE_USB_HOST
   usb_host.Task();
   midi_usb.read();
+#endif
+#ifdef MIDI_DEVICE_USB_HOST_SERIAL
+  usb_host.Task();
   usbhost_midi_serial.read();
 #endif
 }