diff --git a/common/usb_dc.h b/common/usb_dc.h
index b11f8a68..30955565 100644
--- a/common/usb_dc.h
+++ b/common/usb_dc.h
@@ -44,6 +44,15 @@ int usb_dc_deinit(void);
  */
 int usbd_set_address(const uint8_t addr);
 
+/**
+ * @brief Get USB device speed
+ *
+ * @param[in] port port index
+ *
+ * @return port speed, USB_SPEED_LOW or USB_SPEED_FULL or USB_SPEED_HIGH
+ */
+uint8_t usbd_get_port_speed(const uint8_t port);
+
 /**
  * @brief configure and enable endpoint.
  *
diff --git a/port/ch32/usb_ch58x_dc_usbfs.c b/port/ch32/usb_ch58x_dc_usbfs.c
index 44d01971..5dc2a37c 100644
--- a/port/ch32/usb_ch58x_dc_usbfs.c
+++ b/port/ch32/usb_ch58x_dc_usbfs.c
@@ -124,6 +124,11 @@ int usbd_set_address(const uint8_t address)
     return 0;
 }
 
+uint8_t usbd_get_port_speed(const uint8_t port)
+{
+    return USB_SPEED_FULL;
+}
+
 /**
  * @brief            Open endpoint
  * @pre              None
diff --git a/port/ch32/usb_dc_usbfs.c b/port/ch32/usb_dc_usbfs.c
index acac221e..f404c41b 100644
--- a/port/ch32/usb_dc_usbfs.c
+++ b/port/ch32/usb_dc_usbfs.c
@@ -99,6 +99,11 @@ int usbd_set_address(const uint8_t addr)
     return 0;
 }
 
+uint8_t usbd_get_port_speed(const uint8_t port)
+{
+    return USB_SPEED_FULL;
+}
+
 int usbd_ep_open(const struct usbd_endpoint_cfg *ep_cfg)
 {
     uint8_t ep_idx = USB_EP_GET_IDX(ep_cfg->ep_addr);
diff --git a/port/ch32/usb_dc_usbhs.c b/port/ch32/usb_dc_usbhs.c
index 80f127a8..6ab8d345 100644
--- a/port/ch32/usb_dc_usbhs.c
+++ b/port/ch32/usb_dc_usbhs.c
@@ -96,6 +96,11 @@ int usbd_set_address(const uint8_t addr)
     return 0;
 }
 
+uint8_t usbd_get_port_speed(const uint8_t port)
+{
+    return USB_SPEED_HIGH;
+}
+
 int usbd_ep_open(const struct usbd_endpoint_cfg *ep_cfg)
 {
     uint8_t ep_idx = USB_EP_GET_IDX(ep_cfg->ep_addr);
diff --git a/port/dwc2/usb_dc_dwc2.c b/port/dwc2/usb_dc_dwc2.c
index 92d2d1db..0a852c75 100644
--- a/port/dwc2/usb_dc_dwc2.c
+++ b/port/dwc2/usb_dc_dwc2.c
@@ -675,6 +675,23 @@ int usbd_set_address(const uint8_t addr)
     return 0;
 }
 
+uint8_t usbd_get_port_speed(const uint8_t port)
+{
+    uint8_t speed;
+    uint32_t DevEnumSpeed = USB_OTG_DEV->DSTS & USB_OTG_DSTS_ENUMSPD;
+
+    if (DevEnumSpeed == DSTS_ENUMSPD_HS_PHY_30MHZ_OR_60MHZ) {
+        speed = USB_SPEED_HIGH;
+    } else if ((DevEnumSpeed == DSTS_ENUMSPD_FS_PHY_30MHZ_OR_60MHZ) ||
+               (DevEnumSpeed == DSTS_ENUMSPD_FS_PHY_48MHZ)) {
+        speed = USB_SPEED_FULL;
+    } else {
+        speed = USB_SPEED_FULL;
+    }
+
+    return speed;
+}
+
 int usbd_ep_open(const struct usbd_endpoint_cfg *ep_cfg)
 {
     uint8_t ep_idx = USB_EP_GET_IDX(ep_cfg->ep_addr);
diff --git a/port/fsdev/usb_dc_fsdev.c b/port/fsdev/usb_dc_fsdev.c
index a239e54c..295efe1e 100644
--- a/port/fsdev/usb_dc_fsdev.c
+++ b/port/fsdev/usb_dc_fsdev.c
@@ -116,6 +116,11 @@ int usbd_set_address(const uint8_t addr)
     return 0;
 }
 
+uint8_t usbd_get_port_speed(const uint8_t port)
+{
+    return USB_SPEED_FULL;
+}
+
 int usbd_ep_open(const struct usbd_endpoint_cfg *ep_cfg)
 {
     uint8_t ep_idx = USB_EP_GET_IDX(ep_cfg->ep_addr);
diff --git a/port/hpm/usb_dc_hpm.c b/port/hpm/usb_dc_hpm.c
index fc0aa900..d75133c1 100644
--- a/port/hpm/usb_dc_hpm.c
+++ b/port/hpm/usb_dc_hpm.c
@@ -87,6 +87,25 @@ int usbd_set_address(const uint8_t addr)
     return 0;
 }
 
+uint8_t usbd_get_port_speed(const uint8_t port)
+{
+    uint8_t speed;
+
+    speed = usb_get_port_speed(g_hpm_udc.handle->regs);
+
+    if (speed == 0x00) {
+        return USB_SPEED_FULL;
+    }
+    if (speed == 0x01) {
+        return USB_SPEED_LOW;
+    }
+    if (speed == 0x02) {
+        return USB_SPEED_HIGH;
+    }
+
+    return 0;
+}
+
 int usbd_ep_open(const struct usbd_endpoint_cfg *ep_cfg)
 {
     usb_endpoint_config_t tmp_ep_cfg;
diff --git a/port/musb/usb_dc_musb.c b/port/musb/usb_dc_musb.c
index 3aa64b10..b9fc7289 100644
--- a/port/musb/usb_dc_musb.c
+++ b/port/musb/usb_dc_musb.c
@@ -268,6 +268,20 @@ int usbd_set_address(const uint8_t addr)
     return 0;
 }
 
+uint8_t usbd_get_port_speed(const uint8_t port)
+{
+    uint8_t speed;
+
+    if (HWREGB(USB_BASE + MUSB_POWER_OFFSET) & USB_POWER_HSMODE)
+        speed = USB_SPEED_HIGH;
+    else if (HWREGB(USB_BASE + MUSB_DEVCTL_OFFSET) & USB_DEVCTL_FSDEV)
+        speed = USB_SPEED_FULL;
+    else if (HWREGB(USB_BASE + MUSB_DEVCTL_OFFSET) & USB_DEVCTL_LSDEV)
+        speed = USB_SPEED_LOW;
+
+    return speed;
+}
+
 int usbd_ep_open(const struct usbd_endpoint_cfg *ep_cfg)
 {
     uint16_t used = 0;
diff --git a/port/nrf5x/usb_dc_nrf5x.c b/port/nrf5x/usb_dc_nrf5x.c
index 20c3f8fd..0bf1bef0 100644
--- a/port/nrf5x/usb_dc_nrf5x.c
+++ b/port/nrf5x/usb_dc_nrf5x.c
@@ -189,6 +189,11 @@ int usbd_set_address(const uint8_t address)
   return 0;
 }
 
+uint8_t usbd_get_port_speed(const uint8_t port)
+{
+    return USB_SPEED_FULL;
+}
+
 /**
  * @brief            Open endpoint
  * @pre              None
diff --git a/port/rp2040/usb_dc_rp2040.c b/port/rp2040/usb_dc_rp2040.c
index 37d33df0..97562264 100644
--- a/port/rp2040/usb_dc_rp2040.c
+++ b/port/rp2040/usb_dc_rp2040.c
@@ -168,7 +168,7 @@ static void usb_start_transfer(struct usb_dc_ep_state *ep, uint8_t *buf, uint16_
     ep->next_pid ^= 1u;
     /**
      * !Need delay some cycles
-     * nop for some clk_sys cycles to ensure that at least one clk_usb cycle has passed. For example if clk_sys was running 
+     * nop for some clk_sys cycles to ensure that at least one clk_usb cycle has passed. For example if clk_sys was running
      * at 125MHz and clk_usb was running at 48MHz then 125/48 rounded up would be 3 nop instructions
      */
     *ep->buffer_control = val & ~USB_BUF_CTRL_AVAIL;
@@ -200,6 +200,11 @@ int usbd_set_address(const uint8_t addr)
     return 0;
 }
 
+uint8_t usbd_get_port_speed(const uint8_t port)
+{
+    return USB_SPEED_FULL;
+}
+
 int usbd_ep_open(const struct usbd_endpoint_cfg *ep_cfg)
 {
     uint8_t ep_idx = USB_EP_GET_IDX(ep_cfg->ep_addr);
@@ -573,7 +578,7 @@ void USBD_IRQHandler(void)
 #endif
     }
 
-    /** 
+    /**
      * Note from pico datasheet 4.1.2.6.4 (v1.2)
      * If you enable the suspend interrupt, it is likely you will see a suspend interrupt when
      * the device is first connected but the bus is idle. The bus can be idle for a few ms before