diff --git a/src/arduino/Adafruit_USBH_Host.cpp b/src/arduino/Adafruit_USBH_Host.cpp
index e8d6c1eb..470998df 100644
--- a/src/arduino/Adafruit_USBH_Host.cpp
+++ b/src/arduino/Adafruit_USBH_Host.cpp
@@ -25,6 +25,7 @@
 // ESP32 out-of-sync
 #ifdef ARDUINO_ARCH_ESP32
 #include "arduino/ports/esp32/tusb_config_esp32.h"
+#include "driver/gpio.h"
 #define MSBFIRST SPI_MSBFIRST
 #endif
 
@@ -39,8 +40,11 @@ Adafruit_USBH_Host *Adafruit_USBH_Host::_instance = NULL;
 
 Adafruit_USBH_Host::Adafruit_USBH_Host(void) {
   Adafruit_USBH_Host::_instance = this;
+
+#if defined(CFG_TUH_MAX3421) && CFG_TUH_MAX3421
   _spi = NULL;
   _cs = _intr = _sck = _mosi = _miso = -1;
+#endif
 }
 
 #if defined(CFG_TUH_MAX3421) && CFG_TUH_MAX3421
@@ -161,11 +165,12 @@ TU_ATTR_WEAK void tuh_hid_report_received_cb(uint8_t dev_addr, uint8_t instance,
 
 #if defined(ARDUINO_ARCH_ESP32)
 
-#ifdef PLATFORMIO
-#define tuh_int_handler_esp32 tuh_int_handler
-#else
+#if ESP_ARDUINO_VERSION < ESP_ARDUINO_VERSION_VAL(2, 0, 14) &&                 \
+    !defined(PLATFORMIO)
 extern "C" void hcd_int_handler_esp32(uint8_t rhport, bool in_isr);
 #define tuh_int_handler_esp32 hcd_int_handler_esp32
+#else
+#define tuh_int_handler_esp32 tuh_int_handler
 #endif
 
 static void max3421_intr_task(void *param) {
diff --git a/src/arduino/ports/esp32/tusb_config_esp32.h b/src/arduino/ports/esp32/tusb_config_esp32.h
index 45974cef..ede090be 100644
--- a/src/arduino/ports/esp32/tusb_config_esp32.h
+++ b/src/arduino/ports/esp32/tusb_config_esp32.h
@@ -43,65 +43,20 @@ extern "C" {
 //--------------------------------------------------------------------+
 // ESP32 out-of-sync
 //--------------------------------------------------------------------+
-#include "esp_idf_version.h"
-
-// IDF 4.4.4 and prior is using tinyusb 0.14.0
-#if ESP_IDF_VERSION < ESP_IDF_VERSION_VAL(4, 4, 5)
-#include <stddef.h>
-#include <string.h>
-
-#define tu_static static
-static inline int tu_memset_s(void *dest, size_t destsz, int ch, size_t count) {
-  if (count > destsz) {
-    return -1;
-  }
-  memset(dest, ch, count);
-  return 0;
-}
-static inline int tu_memcpy_s(void *dest, size_t destsz, const void *src,
-                              size_t count) {
-  if (count > destsz) {
-    return -1;
-  }
-  memcpy(dest, src, count);
-  return 0;
-}
-
-enum {
-  TUSB_EPSIZE_BULK_FS = 64,
-  TUSB_EPSIZE_BULK_HS = 512,
-
-  TUSB_EPSIZE_ISO_FS_MAX = 1023,
-  TUSB_EPSIZE_ISO_HS_MAX = 1024,
-};
-
-enum { TUSB_INDEX_INVALID_8 = 0xFFu };
-#endif
-
-#ifndef CFG_TUD_MEM_SECTION
-#define CFG_TUD_MEM_SECTION CFG_TUSB_MEM_SECTION
-#endif
-
-#ifndef CFG_TUH_MEM_SECTION
-#define CFG_TUH_MEM_SECTION CFG_TUSB_MEM_SECTION
-#endif
-
-#ifndef CFG_TUH_MEM_ALIGN
-#define CFG_TUH_MEM_ALIGN CFG_TUSB_MEM_ALIGN
-#endif
+#include "esp_arduino_version.h"
 
 #ifndef CFG_TUD_LOG_LEVEL
 #define CFG_TUD_LOG_LEVEL 2
 #endif
 
-// #ifndef CFG_TUH_LOG_LEVEL
-// #define CFG_TUH_LOG_LEVEL 2
-// #endif
-
-#ifndef CFG_TUSB_DEBUG
-#define CFG_TUSB_DEBUG 0
+#ifndef CFG_TUH_LOG_LEVEL
+#define CFG_TUH_LOG_LEVEL 2
 #endif
 
+// #ifndef CFG_TUSB_DEBUG
+// #define CFG_TUSB_DEBUG 0
+// #endif
+
 // For selectively disable device log (when > CFG_TUSB_DEBUG)
 // #define CFG_TUD_LOG_LEVEL 3
 
@@ -118,7 +73,8 @@ enum { TUSB_INDEX_INVALID_8 = 0xFFu };
 
 // Enable host stack with MAX3421E (host shield)
 #define CFG_TUH_ENABLED 1
-#define CFG_TUH_MAX_SPEED OPT_MODE_HIGH_SPEED
+#define CFG_TUH_MAX_SPEED OPT_MODE_FULL_SPEED
+
 #ifndef TUH_OPT_HIGH_SPEED
 #define TUH_OPT_HIGH_SPEED 0
 #endif
diff --git a/src/class/cdc/cdc_host.c b/src/class/cdc/cdc_host.c
index 87b37e26..22751f28 100644
--- a/src/class/cdc/cdc_host.c
+++ b/src/class/cdc/cdc_host.c
@@ -36,125 +36,8 @@
 #include "host/usbh.h"
 #include "host/usbh_pvt.h"
 
-//--------------------------------------------------------------------+
-// ESP32 out-of-sync
-//--------------------------------------------------------------------+
-#if defined(ARDUINO_ARCH_ESP32) && !defined(PLATFORMIO)
-#if ESP_IDF_VERSION < ESP_IDF_VERSION_VAL(4, 4, 5)
-typedef struct {
-  uint8_t daddr;
-  tusb_desc_interface_t desc;
-} tuh_itf_info_t;
-
-typedef struct {
-  bool is_host; // host or device most
-  union {
-      uint8_t daddr;
-      uint8_t rhport;
-      uint8_t hwid;
-  };
-  uint8_t ep_addr;
-  uint8_t ep_speed;
-
-  uint16_t ep_packetsize;
-  uint16_t ep_bufsize;
-
-  // TODO xfer_fifo can skip this buffer
-  uint8_t* ep_buf;
-
-  tu_fifo_t ff;
-
-  // mutex: read if ep rx, write if e tx
-  OSAL_MUTEX_DEF(ff_mutex);
-
-}tu_edpt_stream_t;
-
-// Init an stream, should only be called once
-bool tu_edpt_stream_init(tu_edpt_stream_t* s, bool is_host, bool is_tx, bool overwritable,
-                         void* ff_buf, uint16_t ff_bufsize, uint8_t* ep_buf, uint16_t ep_bufsize);
-
-// Open an stream for an endpoint
-// hwid is either device address (host mode) or rhport (device mode)
-TU_ATTR_ALWAYS_INLINE static inline
-void tu_edpt_stream_open(tu_edpt_stream_t* s, uint8_t hwid, tusb_desc_endpoint_t const *desc_ep) {
-  tu_fifo_clear(&s->ff);
-  s->hwid = hwid;
-  s->ep_addr = desc_ep->bEndpointAddress;
-  s->ep_packetsize = tu_edpt_packet_size(desc_ep);
-}
-
-TU_ATTR_ALWAYS_INLINE static inline
-void tu_edpt_stream_close(tu_edpt_stream_t* s) {
-  s->hwid = 0;
-  s->ep_addr = 0;
-}
-
-// Clear fifo
-TU_ATTR_ALWAYS_INLINE static inline
-bool tu_edpt_stream_clear(tu_edpt_stream_t* s) {
-  return tu_fifo_clear(&s->ff);
-}
-
-//--------------------------------------------------------------------+
-// Stream Write
-//--------------------------------------------------------------------+
-
-// Write to stream
-uint32_t tu_edpt_stream_write(tu_edpt_stream_t* s, void const *buffer, uint32_t bufsize);
-
-// Start an usb transfer if endpoint is not busy
-uint32_t tu_edpt_stream_write_xfer(tu_edpt_stream_t* s);
-
-// Start an zero-length packet if needed
-bool tu_edpt_stream_write_zlp_if_needed(tu_edpt_stream_t* s, uint32_t last_xferred_bytes);
-
-// Get the number of bytes available for writing
-TU_ATTR_ALWAYS_INLINE static inline
-uint32_t tu_edpt_stream_write_available(tu_edpt_stream_t* s)
-{
-  return (uint32_t) tu_fifo_remaining(&s->ff);
-}
-
-//--------------------------------------------------------------------+
-// Stream Read
-//--------------------------------------------------------------------+
-
-// Read from stream
-uint32_t tu_edpt_stream_read(tu_edpt_stream_t* s, void* buffer, uint32_t bufsize);
-
-// Start an usb transfer if endpoint is not busy
-uint32_t tu_edpt_stream_read_xfer(tu_edpt_stream_t* s);
-
-// Must be called in the transfer complete callback
-TU_ATTR_ALWAYS_INLINE static inline
-void tu_edpt_stream_read_xfer_complete(tu_edpt_stream_t* s, uint32_t xferred_bytes) {
-  tu_fifo_write_n(&s->ff, s->ep_buf, (uint16_t) xferred_bytes);
-}
-
-// Same as tu_edpt_stream_read_xfer_complete but skip the first n bytes
-TU_ATTR_ALWAYS_INLINE static inline
-void tu_edpt_stream_read_xfer_complete_offset(tu_edpt_stream_t* s, uint32_t xferred_bytes, uint32_t skip_offset) {
-  if (skip_offset < xferred_bytes) {
-    tu_fifo_write_n(&s->ff, s->ep_buf + skip_offset, (uint16_t) (xferred_bytes - skip_offset));
-  }
-}
-
-// Get the number of bytes available for reading
-TU_ATTR_ALWAYS_INLINE static inline
-uint32_t tu_edpt_stream_read_available(tu_edpt_stream_t* s) {
-  return (uint32_t) tu_fifo_count(&s->ff);
-}
-
-TU_ATTR_ALWAYS_INLINE static inline
-bool tu_edpt_stream_peek(tu_edpt_stream_t* s, uint8_t* ch) {
-  return tu_fifo_peek(&s->ff, ch);
-}
-#endif
-#endif
-
 #include "cdc_host.h"
 
-
 // Level where CFG_TUSB_DEBUG must be at least for this driver is logged
 #ifndef CFG_TUH_CDC_LOG_LEVEL
   #define CFG_TUH_CDC_LOG_LEVEL   CFG_TUH_LOG_LEVEL
diff --git a/src/class/hid/hid_host.c b/src/class/hid/hid_host.c
index 3b1f940d..9c26739f 100644
--- a/src/class/hid/hid_host.c
+++ b/src/class/hid/hid_host.c
@@ -36,16 +36,6 @@
 #include "host/usbh.h"
 #include "host/usbh_pvt.h"
 
-// ESP32 out-of-sync
-#if defined(ARDUINO_ARCH_ESP32) && !defined(PLATFORMIO)
-#if ESP_IDF_VERSION < ESP_IDF_VERSION_VAL(4, 4, 5)
-typedef struct {
-  uint8_t daddr;
-  tusb_desc_interface_t desc;
-} tuh_itf_info_t;
-#endif
-#endif
-
 #include "hid_host.h"
 
 // Level where CFG_TUSB_DEBUG must be at least for this driver is logged
diff --git a/src/class/vendor/vendor_device.c b/src/class/vendor/vendor_device.c
index ed93edac..374edd51 100644
--- a/src/class/vendor/vendor_device.c
+++ b/src/class/vendor/vendor_device.c
@@ -25,11 +25,9 @@
  */
 
 // ESP32 out-of-sync
-// Somehow we have linking issue: multiple definition of vendor APIs with arduino-esp32 master
-// skip this driver entirely and used the pre-compiled libarduino_tinyusb.a instead
 #ifdef ARDUINO_ARCH_ESP32
 #include "arduino/ports/esp32/tusb_config_esp32.h"
-#else
+#endif
 
 #include "tusb_option.h"
 
@@ -292,4 +290,3 @@ bool vendord_xfer_cb(uint8_t rhport, uint8_t ep_addr, xfer_result_t result, uint
 }
 
 #endif
-#endif
diff --git a/src/device/usbd.c b/src/device/usbd.c
index effb2b8d..67ddd83e 100644
--- a/src/device/usbd.c
+++ b/src/device/usbd.c
@@ -44,9 +44,6 @@
 // ESP32 out-of-sync
 //--------------------------------------------------------------------+
 #if defined(ARDUINO_ARCH_ESP32) && !defined(PLATFORMIO)
-TU_ATTR_WEAK bool dcd_edpt_iso_alloc(uint8_t rhport, uint8_t ep_addr, uint16_t largest_packet_size);
-TU_ATTR_WEAK bool dcd_edpt_iso_activate(uint8_t rhport,  tusb_desc_endpoint_t const * p_endpoint_desc);
-
 #ifndef TU_LOG_BUF
 #if CFG_TUSB_DEBUG >= CFG_TUD_LOG_LEVEL
   static inline void tu_print_buf(uint8_t const* buf, uint32_t bufsize) {
diff --git a/src/host/usbh.c b/src/host/usbh.c
index 7937d3c4..abed89c1 100644
--- a/src/host/usbh.c
+++ b/src/host/usbh.c
@@ -54,6 +54,11 @@
 // ESP32 out-of-sync
 //--------------------------------------------------------------------+
 #ifdef ARDUINO_ARCH_ESP32
+
+#if ESP_ARDUINO_VERSION < ESP_ARDUINO_VERSION_VAL(2, 0, 14) && !defined(PLATFORMIO)
+extern bool hcd_edpt_abort_xfer(uint8_t rhport, uint8_t dev_addr, uint8_t ep_addr);
+#endif
+
 #ifndef TU_LOG_BUF
 #if CFG_TUSB_DEBUG >= CFG_TUH_LOG_LEVEL
   static inline void tu_print_buf(uint8_t const* buf, uint32_t bufsize) {
@@ -65,8 +70,7 @@
 #endif
 #endif
 
-extern bool hcd_edpt_abort_xfer(uint8_t rhport, uint8_t dev_addr, uint8_t ep_addr);
-#endif
+#endif // ESP32
 
 #ifndef TU_LOG_USBH
   #define TU_LOG_USBH(...)   TU_LOG(CFG_TUH_LOG_LEVEL, __VA_ARGS__)
diff --git a/src/portable/analog/max3421/hcd_max3421.c b/src/portable/analog/max3421/hcd_max3421.c
index 37a5b542..807a2dcb 100644
--- a/src/portable/analog/max3421/hcd_max3421.c
+++ b/src/portable/analog/max3421/hcd_max3421.c
@@ -677,7 +677,7 @@ bool hcd_setup_send(uint8_t rhport, uint8_t daddr, uint8_t const setup_packet[8]
 }
 
 // ESP32 out-of-sync
-#if defined(ARDUINO_ARCH_ESP32) && !defined(PLATFORMIO)
+#if defined(ARDUINO_ARCH_ESP32) && ESP_ARDUINO_VERSION < ESP_ARDUINO_VERSION_VAL(2, 0, 14) && !defined(PLATFORMIO)
 bool hcd_edpt_clear_stall(uint8_t dev_addr, uint8_t ep_addr) {
 #else
 // clear stall, data toggle is also reset to DATA0
@@ -875,7 +875,7 @@ void print_hirq(uint8_t hirq) {
 #endif
 
 // ESP32 out-of-sync
-#if defined(ARDUINO_ARCH_ESP32) && !defined(PLATFORMIO)
+#if defined(ARDUINO_ARCH_ESP32) && ESP_ARDUINO_VERSION < ESP_ARDUINO_VERSION_VAL(2, 0, 14) && !defined(PLATFORMIO)
 void hcd_int_handler_esp32(uint8_t rhport, bool in_isr) {
 #else
 // Interrupt handler