diff --git a/CherryUSB.svg b/CherryUSB.svg
index 63bef8a8..c1ed4782 100644
--- a/CherryUSB.svg
+++ b/CherryUSB.svg
@@ -1,4 +1,3 @@
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text-align: left;"><div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe center; justify-content: unsafe center; width: 178px; height: 1px; padding-top: 220px; margin-left: 211px;"><div data-drawio-colors="color: #F0F0F0; " style="box-sizing: border-box; font-size: 0px; text-align: center;"><div style="display: inline-block; font-size: 14px; font-family: Helvetica; color: rgb(240, 240, 240); line-height: 1.2; pointer-events: none; white-space: normal; overflow-wrap: normal;">MSC</div></div></div></foreignObject><text x="300" y="224" fill="#F0F0F0" font-family="Helvetica" font-size="14px" text-anchor="middle">MSC</text></switch></g><rect x="20" y="250" width="180" height="40" fill="#000000" stroke="#000000" pointer-events="none" transform="translate(2,3)" opacity="0.25"/><rect x="20" y="250" width="180" height="40" fill="#2f2f36" stroke="#73ad5b" pointer-events="none"/><g transform="translate(-0.5 -0.5)"><switch><foreignObject pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility" style="overflow: visible; text-align: left;"><div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe center; justify-content: unsafe center; width: 178px; height: 1px; padding-top: 270px; margin-left: 21px;"><div data-drawio-colors="color: #F0F0F0; " style="box-sizing: border-box; font-size: 0px; text-align: center;"><div style="display: inline-block; font-size: 14px; font-family: Helvetica; color: rgb(240, 240, 240); line-height: 1.2; pointer-events: none; white-space: normal; overflow-wrap: normal;">CDC</div></div></div></foreignObject><text x="110" y="274" fill="#F0F0F0" font-family="Helvetica" font-size="14px" text-anchor="middle">CDC</text></switch></g><rect x="20" y="200" width="180" height="40" fill="#000000" stroke="#000000" pointer-events="none" transform="translate(2,3)" opacity="0.25"/><rect x="20" y="200" width="180" height="40" fill="#2f2f36" stroke="#73ad5b" pointer-events="none"/><g transform="translate(-0.5 -0.5)"><switch><foreignObject pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility" style="overflow: visible; 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text-align: left;"><div xmlns="http://www.w3.org/1999/xhtml" style="display: flex; align-items: unsafe center; justify-content: unsafe center; width: 178px; height: 1px; padding-top: 120px; margin-left: 211px;"><div data-drawio-colors="color: #F0F0F0; " style="box-sizing: border-box; font-size: 0px; text-align: center;"><div style="display: inline-block; font-size: 14px; font-family: Helvetica; color: rgb(240, 240, 240); line-height: 1.2; pointer-events: none; white-space: normal; overflow-wrap: normal;">DFU</div></div></div></foreignObject><text x="300" y="124" fill="#F0F0F0" font-family="Helvetica" font-size="14px" text-anchor="middle">DFU</text></switch></g><path d="M 235 320 L 175 320" fill="none" stroke="#f0f0f0" stroke-width="2" stroke-miterlimit="10" stroke-dasharray="2 6" pointer-events="none"/><rect x="145" y="430" width="120" height="22" fill="#000000" stroke="#000000" pointer-events="none" transform="translate(2,3)" opacity="0.25"/><rect x="145" y="430" width="120" height="22" fill="#2f2f36" stroke="#73ad5b" pointer-events="none"/><g transform="translate(-0.5 -0.5)"><switch><foreignObject pointer-events="none" width="100%" height="100%" requiredFeatures="http://www.w3.org/TR/SVG11/feature#Extensibility" style="overflow: visible; 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\ No newline at end of file
diff --git a/README.md b/README.md
index 42c07133..d61b4a29 100644
--- a/README.md
+++ b/README.md
@@ -103,7 +103,7 @@ CherryUSB Host Stack has the following functions：
 - Automatic loading of supported Class drivers
 - Support blocking transfers and asynchronous transfers
 - Support Composite Device
-- Multi-level HUB support, expandable up to 7 levels
+- Multi-level HUB support, expandable up to 7 levels(Testing hub with 10 ports works well)
 - Support Communication Device Class (CDC_ACM, CDC_ECM)
 - Support Human Interface Device (HID)
 - Support Mass Storage Class (MSC)
@@ -152,6 +152,23 @@ x is affected by the following macros：
 #define CONFIG_USBHOST_MAX_VIDEO_CLASS   1
 ```
 
+## USB IP Support
+
+Only standard and commercial USB IP are listed.
+
+|   IP             |  device    | host     | Support status |
+|:----------------:|:----------:|:--------:|:--------------:|
+|  OHCI(intel)     |  none      | OHCI     |  ×   |
+|  EHCI(intel)     |  none      | EHCI     |  √   |
+|  XHCI(intel)     |  none      | XHCI     |  √   |
+|  UHCI(intel)     |  none      | UHCI     |  ×  |
+|  DWC2(synopsys)  |  DWC2      | DWC2     |  √   |
+|  MUSB(mentor)    |  MUSB      | MUSB     |  √   |
+|  FOTG210(faraday)|  FOTG210   | EHCI     |  √   |
+|  CDNS2(cadence)  |  CDNS2     | CDNS2    |  √   |
+|  CDNS3(cadence)  |  CDNS3     | XHCI     |  ×   |
+|  DWC3(synopsys)  |  DWC3      | XHCI     |  ×   |
+
 ## Documentation Tutorial
 
 Quickly start, USB basic concepts, API manual, Class basic concepts and examples, see [CherryUSB Documentation Tutorial](https://cherryusb.readthedocs.io/)
@@ -173,13 +190,14 @@ USB basic concepts and how the CherryUSB Device stack is implemented, see [Cherr
 |ST    |  STM32F4/STM32H7 | dwc2 |[stm32_repo](https://github.com/CherryUSB/cherryusb_stm32)|<= latest | Long-term |
 |HPMicro    |  HPM6750 | hpm/ehci |[hpm_sdk](https://github.com/CherryUSB/hpm_sdk)|<= latest | Long-term |
 |Essemi    |  ES32F36xx | musb |[es32f369_repo](https://github.com/CherryUSB/cherryusb_es32)|<= latest | Long-term |
-|AllwinnerTech    |  F1C100S/F1C200S | musb |[cherryusb_rtt_f1c100s](https://github.com/CherryUSB/cherryusb_rtt_f1c100s)|<= latest | the same with Essemi |
 |Phytium |  e2000 | pusb2/xhci |[phytium_repo](https://gitee.com/phytium_embedded/phytium-free-rtos-sdk)|v0.10.2  | Long-term |
+|artinchip |  d12x/d13x/d21x | dwc2/ehci/ohci |[luban-lite](https://gitee.com/artinchip/luban-lite)|<= latest  | Long-term |
+|Espressif    |  esp32s2/esp32s3 | dwc2 |[esp32_repo](https://github.com/CherryUSB/cherryusb_esp32)|<= latest | the same with ST |
+|AllwinnerTech    |  F1C100S/F1C200S | musb |[cherryusb_rtt_f1c100s](https://github.com/CherryUSB/cherryusb_rtt_f1c100s)|<= latest | the same with Essemi |
 |WCH    |  CH32V307/ch58x | ch32_usbfs/ch32_usbhs/ch58x |[wch_repo](https://github.com/CherryUSB/cherryusb_wch)|<= v0.10.2 | TBD |
-|Espressif    |  esp32s3 | dwc2 |[esp32_repo](https://github.com/CherryUSB/cherryusb_esp32)|<= latest | the same with ST |
 |Nordicsemi |  Nrf52840 | nrf5x |[nrf5x_repo](https://github.com/CherryUSB/cherryusb_nrf5x)|<= v0.10.2 | No more updated |
 |Raspberry pi |  rp2040 | rp2040 |[pico-examples](https://github.com/CherryUSB/pico-examples)|<= v0.10.2 | No more updated |
 
 ## Contact
 
-QQ group: 642693751
\ No newline at end of file
+CherryUSB discord: https://discord.com/invite/wFfvrSAey8.
\ No newline at end of file
diff --git a/README_zh.md b/README_zh.md
index b160a3dd..ca0d69ef 100644
--- a/README_zh.md
+++ b/README_zh.md
@@ -101,7 +101,7 @@ CherryUSB Host 协议栈当前实现以下功能：
 - 自动加载支持的Class 驱动
 - 支持阻塞式传输和异步传输
 - 支持复合设备
-- 支持多级 HUB,最高可拓展到 7 级
+- 支持多级 HUB,最高可拓展到 7 级(目前测试 1拖 10 没有问题)
 - 支持 Communication Device Class (CDC_ACM, CDC_ECM)
 - 支持 Human Interface Device (HID)
 - 支持 Mass Storage Class (MSC)
@@ -150,6 +150,23 @@ x 受以下宏影响：
 #define CONFIG_USBHOST_MAX_VIDEO_CLASS   1
 ```
 
+## USB IP 支持情况
+
+仅列举标准 USB IP 和商业性 USB IP
+
+|   IP             |  device    | host     | Support status |
+|:----------------:|:----------:|:--------:|:--------------:|
+|  OHCI(intel)     |  none      | OHCI     |  ×   |
+|  EHCI(intel)     |  none      | EHCI     |  √   |
+|  XHCI(intel)     |  none      | XHCI     |  √   |
+|  UHCI(intel)     |  none      | UHCI     |  ×  |
+|  DWC2(synopsys)  |  DWC2      | DWC2     |  √   |
+|  MUSB(mentor)    |  MUSB      | MUSB     |  √   |
+|  FOTG210(faraday)|  FOTG210   | EHCI     |  √   |
+|  CDNS2(cadence)  |  CDNS2     | CDNS2    |  √   |
+|  CDNS3(cadence)  |  CDNS3     | XHCI     |  ×   |
+|  DWC3(synopsys)  |  DWC3      | XHCI     |  ×   |
+
 ## 文档教程
 
 CherryUSB 快速入门、USB 基本概念，API 手册，Class 基本概念和例程，参考 [CherryUSB Documentation Tutorial](https://cherryusb.readthedocs.io/)
@@ -172,13 +189,15 @@ CherryUSB 快速入门、USB 基本概念，API 手册，Class 基本概念和
 |ST    |  STM32F4/STM32H7 | dwc2 |[stm32_repo](https://github.com/CherryUSB/cherryusb_stm32)|<= latest | Long-term |
 |HPMicro    |  HPM6750 | hpm/ehci |[hpm_sdk](https://github.com/CherryUSB/hpm_sdk)|<= latest | Long-term |
 |Essemi    |  ES32F36xx | musb |[es32f369_repo](https://github.com/CherryUSB/cherryusb_es32)|<= latest | Long-term |
-|AllwinnerTech    |  F1C100S/F1C200S | musb |[cherryusb_rtt_f1c100s](https://github.com/CherryUSB/cherryusb_rtt_f1c100s)|<= latest | the same with Essemi |
 |Phytium |  e2000 | pusb2/xhci |[phytium_repo](https://gitee.com/phytium_embedded/phytium-free-rtos-sdk)|v0.10.2  | Long-term |
+|artinchip |  d12x/d13x/d21x | dwc2/ehci/ohci |[luban-lite](https://gitee.com/artinchip/luban-lite)|<= latest  | Long-term |
+|Espressif    |  esp32s2/esp32s3 | dwc2 |[esp32_repo](https://github.com/CherryUSB/cherryusb_esp32)|<= latest | the same with ST |
+|AllwinnerTech    |  F1C100S/F1C200S | musb |[cherryusb_rtt_f1c100s](https://github.com/CherryUSB/cherryusb_rtt_f1c100s)|<= latest | the same with Essemi |
 |WCH    |  CH32V307/ch58x | ch32_usbfs/ch32_usbhs/ch58x |[wch_repo](https://github.com/CherryUSB/cherryusb_wch)|<= v0.10.2 | TBD |
-|Espressif    |  esp32s3 | dwc2 |[esp32_repo](https://github.com/CherryUSB/cherryusb_esp32)|<= latest | the same with ST |
 |Nordicsemi |  Nrf52840 | nrf5x |[nrf5x_repo](https://github.com/CherryUSB/cherryusb_nrf5x)|<= v0.10.2 | No more updated |
 |Raspberry pi |  rp2040 | rp2040 |[pico-examples](https://github.com/CherryUSB/pico-examples)|<= v0.10.2 | No more updated |
 
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