diff --git a/lib/tinyusb b/lib/tinyusb
index 0848c462b..1ee9ef4f2 160000
--- a/lib/tinyusb
+++ b/lib/tinyusb
@@ -1 +1 @@
-Subproject commit 0848c462b3e431a9da42e96537d2b597a4579636
+Subproject commit 1ee9ef4f2b7c6acfab6c398a4f57ca22036958f7
diff --git a/ports/nrf/Makefile b/ports/nrf/Makefile
index 83f87536b..9da2c498d 100755
--- a/ports/nrf/Makefile
+++ b/ports/nrf/Makefile
@@ -81,6 +81,7 @@ INC += -I./nrfx
 INC += -I./nrfx/hal
 INC += -I./nrfx/mdk
 INC += -I./nrfx/drivers/include
+INC += -I./nrfx/drivers/src
 INC += -I./bluetooth
 INC += -I./peripherals
 INC += -I../../lib/mp-readline
diff --git a/shared-module/usb_hid/Device.c b/shared-module/usb_hid/Device.c
index 0e256cb5e..a5a57419c 100644
--- a/shared-module/usb_hid/Device.c
+++ b/shared-module/usb_hid/Device.c
@@ -47,15 +47,15 @@ void common_hal_usb_hid_device_send_report(usb_hid_device_obj_t *self, uint8_t*
 
     // Wait until interface is ready, timeout = 2 seconds
     uint64_t end_ticks = ticks_ms + 2000;
-    while ( (ticks_ms < end_ticks) && !tud_hid_generic_ready() ) { }
+    while ( (ticks_ms < end_ticks) && !tud_hid_ready() ) { }
 
-    if ( !tud_hid_generic_ready() ) {
+    if ( !tud_hid_ready() ) {
         mp_raise_msg(&mp_type_OSError,  translate("USB Busy"));
     }
 
     memcpy(self->report_buffer, report, len);
 
-    if ( !tud_hid_generic_report(self->report_id, self->report_buffer, len) ) {
+    if ( !tud_hid_report(self->report_id, self->report_buffer, len) ) {
         mp_raise_msg(&mp_type_OSError, translate("USB Error"));
     }
 }
@@ -70,7 +70,7 @@ static usb_hid_device_obj_t* get_hid_device(uint8_t report_id) {
 }
 
 // Callbacks invoked when receive Get_Report request through control endpoint
-uint16_t tud_hid_generic_get_report_cb(uint8_t report_id, hid_report_type_t report_type, uint8_t* buffer, uint16_t reqlen) {
+uint16_t tud_hid_get_report_cb(uint8_t report_id, hid_report_type_t report_type, uint8_t* buffer, uint16_t reqlen) {
     // only support Input Report
     if ( report_type != HID_REPORT_TYPE_INPUT ) return 0;
 
@@ -80,7 +80,7 @@ uint16_t tud_hid_generic_get_report_cb(uint8_t report_id, hid_report_type_t repo
 }
 
 // Callbacks invoked when receive Set_Report request through control endpoint
-void tud_hid_generic_set_report_cb(uint8_t report_id, hid_report_type_t report_type, uint8_t const* buffer, uint16_t bufsize) {
+void tud_hid_set_report_cb(uint8_t report_id, hid_report_type_t report_type, uint8_t const* buffer, uint16_t bufsize) {
     usb_hid_device_obj_t* hid_device = get_hid_device(report_id);
 
     if ( report_type == HID_REPORT_TYPE_OUTPUT ) {
diff --git a/shared-module/usb_midi/PortOut.c b/shared-module/usb_midi/PortOut.c
index 99a4fad43..0b37dcfd4 100644
--- a/shared-module/usb_midi/PortOut.c
+++ b/shared-module/usb_midi/PortOut.c
@@ -33,5 +33,5 @@ size_t common_hal_usb_midi_portout_write(usb_midi_portout_obj_t *self, const uin
 }
 
 bool common_hal_usb_midi_portout_ready_to_tx(usb_midi_portout_obj_t *self) {
-    return tud_midi_connected();
+    return tud_midi_mounted();
 }
diff --git a/supervisor/shared/usb/tusb_config.h b/supervisor/shared/usb/tusb_config.h
index 301805275..ad5825b6c 100644
--- a/supervisor/shared/usb/tusb_config.h
+++ b/supervisor/shared/usb/tusb_config.h
@@ -107,7 +107,7 @@
 // USB RAM PLACEMENT
 //--------------------------------------------------------------------+
 #define CFG_TUSB_ATTR_USBRAM
-#define CFG_TUSB_MEM_ALIGN          ATTR_ALIGNED(4)
+#define CFG_TUSB_MEM_ALIGN          __attribute__ ((aligned(4)))
 
 
 #ifdef __cplusplus
diff --git a/supervisor/shared/usb/usb_desc.c b/supervisor/shared/usb/usb_desc.c
index 5a0de1ffc..48f2da3d3 100644
--- a/supervisor/shared/usb/usb_desc.c
+++ b/supervisor/shared/usb/usb_desc.c
@@ -24,23 +24,36 @@
  * THE SOFTWARE.
  */
 
-#include "supervisor/shared/usb/usb_desc.h"
+#include "lib/tinyusb/src/tusb.h"
 #include "shared-module/usb_hid/Device.h"
 
 #include "genhdr/autogen_usb_descriptor.h"
 
-// tud_desc_set is required by tinyusb stack
-tud_desc_set_t tud_desc_set =
-{
-    .device       = &usb_desc_dev,
-    .config       = &usb_desc_cfg,
-    .string_arr   = (uint8_t const **) string_desc_arr,
-    .string_count = sizeof(string_desc_arr)/sizeof(string_desc_arr[0]),
+// Invoked when received GET DEVICE DESCRIPTOR
+// Application return pointer to descriptor
+uint8_t const * tud_descriptor_device_cb(void) {
+    return usb_desc_dev;
+}
 
-    .hid_report =
-    {
-        .generic       = hid_report_descriptor,
-        .boot_keyboard = NULL,
-        .boot_mouse    = NULL
-    }
-};
+// Invoked when received GET CONFIGURATION DESCRIPTOR
+// Application return pointer to descriptor
+// Descriptor contents must exist long enough for transfer to complete
+uint8_t const * tud_descriptor_configuration_cb(uint8_t index) {
+    (void) index; // for multiple configurations
+    return usb_desc_cfg;
+}
+
+
+// Invoked when received GET HID REPORT DESCRIPTOR
+// Application return pointer to descriptor
+// Descriptor contents must exist long enough for transfer to complete
+uint8_t const * tud_hid_descriptor_report_cb(void) {
+  return hid_report_descriptor;
+}
+
+// Invoked when received GET STRING DESCRIPTOR request
+// Application return pointer to descriptor, whose contents must exist long enough for transfer to complete
+uint16_t const* tud_descriptor_string_cb(uint8_t index) {
+    uint8_t const max_index = sizeof(string_desc_arr)/sizeof(string_desc_arr[0]);
+    return (index < max_index) ? string_desc_arr[index] : NULL;
+}
diff --git a/supervisor/shared/usb/usb_desc.h b/supervisor/shared/usb/usb_desc.h
deleted file mode 100644
index 250147aa6..000000000
--- a/supervisor/shared/usb/usb_desc.h
+++ /dev/null
@@ -1,43 +0,0 @@
-/*
- * This file is part of the MicroPython project, http://micropython.org/
- *
- * The MIT License (MIT)
- *
- * Copyright (c) 2018 hathach for Adafruit Industries
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
- * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
- * THE SOFTWARE.
- */
-
-#ifndef USB_DESC_H_
-#define USB_DESC_H_
-
-#include "lib/tinyusb/src/tusb.h"
-
-#ifdef __cplusplus
- extern "C" {
-#endif
-
-// Descriptors set used by tinyusb stack
-extern tud_desc_set_t tud_desc_set;
-
-#ifdef __cplusplus
- }
-#endif
-
-#endif /* USB_DESC_H_ */
diff --git a/supervisor/shared/usb/usb_msc_flash.c b/supervisor/shared/usb/usb_msc_flash.c
index f6f0fa9c3..205cb7b50 100644
--- a/supervisor/shared/usb/usb_msc_flash.c
+++ b/supervisor/shared/usb/usb_msc_flash.c
@@ -59,59 +59,18 @@ static fs_user_mount_t* get_vfs(int lun) {
 }
 
 // Callback invoked when received an SCSI command not in built-in list below
-// - READ_CAPACITY10, READ_FORMAT_CAPACITY, INQUIRY, MODE_SENSE6, REQUEST_SENSE
+// - READ_CAPACITY10, READ_FORMAT_CAPACITY, INQUIRY, TEST_UNIT_READY, START_STOP_UNIT, MODE_SENSE6, REQUEST_SENSE
 // - READ10 and WRITE10 have their own callbacks
 int32_t tud_msc_scsi_cb (uint8_t lun, const uint8_t scsi_cmd[16], void* buffer, uint16_t bufsize) {
     const void* response = NULL;
     int32_t resplen = 0;
 
     switch ( scsi_cmd[0] ) {
-        case SCSI_CMD_TEST_UNIT_READY:
-            // Command that host uses to check our readiness before sending other commands
-            resplen = 0;
-            if (lun > 1) {
-                resplen = -1;
-            } else {
-                fs_user_mount_t* current_mount = get_vfs(lun);
-                if (current_mount == NULL) {
-                    resplen = -1;
-                }
-                if (ejected[lun]) {
-                    resplen = -1;
-                }
-            }
-        break;
-
         case SCSI_CMD_PREVENT_ALLOW_MEDIUM_REMOVAL:
             // Host is about to read/write etc ... better not to disconnect disk
             resplen = 0;
         break;
 
-        case SCSI_CMD_START_STOP_UNIT:
-        {
-            // Host try to eject/safe remove/poweroff us. We could safely disconnect with disk storage, or go into lower power
-            const scsi_start_stop_unit_t* start_stop = (const scsi_start_stop_unit_t*) scsi_cmd;
-            // Start bit = 0 : low power mode, if load_eject = 1 : unmount disk storage as well
-            // Start bit = 1 : Ready mode, if load_eject = 1 : mount disk storage
-            resplen = 0;
-            if (start_stop->load_eject == 1) {
-                if (lun > 1) {
-                    resplen = -1;
-                } else {
-                    fs_user_mount_t* current_mount = get_vfs(lun);
-                    if (current_mount == NULL) {
-                        resplen = -1;
-                    }
-                    if (disk_ioctl(current_mount, CTRL_SYNC, NULL) != RES_OK) {
-                        resplen = -1;
-                    } else {
-                        ejected[lun] = true;
-                    }
-                }
-            }
-        }
-        break;
-
         default:
           // Set Sense = Invalid Command Operation
           tud_msc_set_sense(lun, SCSI_SENSE_ILLEGAL_REQUEST, 0x20, 0x00);
@@ -127,7 +86,7 @@ int32_t tud_msc_scsi_cb (uint8_t lun, const uint8_t scsi_cmd[16], void* buffer,
     }
 
     // copy response to stack's buffer if any
-    if ( response && resplen ) {
+    if ( response && (resplen > 0) ) {
         memcpy(buffer, response, resplen);
     }
 
@@ -206,3 +165,54 @@ void tud_msc_write10_complete_cb (uint8_t lun) {
     // This write is complete, start the autoreload clock.
     autoreload_start();
 }
+
+// Invoked when received SCSI_CMD_INQUIRY
+// Application fill vendor id, product id and revision with string up to 8, 16, 4 characters respectively
+void tud_msc_inquiry_cb(uint8_t lun, uint8_t vendor_id[8], uint8_t product_id[16], uint8_t product_rev[4]) {
+    (void) lun;
+
+    memcpy(vendor_id  , CFG_TUD_MSC_VENDOR     , strlen(CFG_TUD_MSC_VENDOR));
+    memcpy(product_id , CFG_TUD_MSC_PRODUCT    , strlen(CFG_TUD_MSC_PRODUCT));
+    memcpy(product_rev, CFG_TUD_MSC_PRODUCT_REV, strlen(CFG_TUD_MSC_PRODUCT_REV));
+}
+
+// Invoked when received Test Unit Ready command.
+// return true allowing host to read/write this LUN e.g SD card inserted
+bool tud_msc_test_unit_ready_cb(uint8_t lun) {
+    if (lun > 1) {
+        return false;
+    }
+
+    fs_user_mount_t* current_mount = get_vfs(lun);
+    if (current_mount == NULL) {
+        return false;
+    }
+    if (ejected[lun]) {
+        return false;
+    }
+
+    return true;
+}
+
+// Invoked when received Start Stop Unit command
+// - Start = 0 : stopped power mode, if load_eject = 1 : unload disk storage
+// - Start = 1 : active mode, if load_eject = 1 : load disk storage
+bool tud_msc_start_stop_cb(uint8_t lun, uint8_t power_condition, bool start, bool load_eject) {
+    if (load_eject) {
+        if (lun > 1) {
+            return false;
+        } else {
+            fs_user_mount_t* current_mount = get_vfs(lun);
+            if (current_mount == NULL) {
+                return false;
+            }
+            if (disk_ioctl(current_mount, CTRL_SYNC, NULL) != RES_OK) {
+                return false;
+            } else {
+                ejected[lun] = true;
+            }
+        }
+    }
+
+    return true;
+}