diff --git a/docs/doc/appdev/debug/JLink-KD233.md b/docs/doc/appdev/debug/JLink-KD233.md
index 6f6d59f..585a9a2 100644
--- a/docs/doc/appdev/debug/JLink-KD233.md
+++ b/docs/doc/appdev/debug/JLink-KD233.md
@@ -16,7 +16,7 @@
## 步骤一
1.下载JLink驱动(Ubuntu下载DEB包)
-下载地址:[SEGGER - The Embedded Experts - Downloads - J-Link / J-Trace](https://www.segger.com/downloads/jlink),[推荐下载地址 http://101.36.126.201:8011/JLink_Linux_V720_x86_64.deb](http://101.36.126.201:8011/JLink_Linux_V720_x86_64.deb)
+下载地址:[SEGGER - The Embedded Experts - Downloads - J-Link / J-Trace](https://www.segger.com/downloads/jlink),[推荐下载地址 http://xuos.io/downloads/JLink_Linux_V720_x86_64.deb](http://xuos.io/downloads/JLink_Linux_V720_x86_64.deb)

@@ -45,7 +45,7 @@ J-Link>
## 步骤二
1.安装openocd(下载Ubuntu版本64位)
-下载地址:[Releases · kendryte/openocd-kendryte (github.com)](https://github.com/kendryte/openocd-kendryte/releases),推荐下载地址为:[http://101.36.126.201:8011/kendryte-openocd-0.2.3-ubuntu64.tar.gz](http://101.36.126.201:8011/kendryte-openocd-0.2.3-ubuntu64.tar.gz)
+下载地址:[Releases · kendryte/openocd-kendryte (github.com)](https://github.com/kendryte/openocd-kendryte/releases),推荐下载地址为:[http://xuos.io/downloads/kendryte-openocd-0.2.3-ubuntu64.tar.gz](http://xuos.io/downloads/kendryte-openocd-0.2.3-ubuntu64.tar.gz)

diff --git a/docs/doc/appdev/debug/Qzone-stm32f407-st-discovery.md b/docs/doc/appdev/debug/Qzone-stm32f407-st-discovery.md
index fc570f7..27439ca 100644
--- a/docs/doc/appdev/debug/Qzone-stm32f407-st-discovery.md
+++ b/docs/doc/appdev/debug/Qzone-stm32f407-st-discovery.md
@@ -34,7 +34,7 @@ Ozone是SEGGER公司开发的用于配合J-Link使用的调试工具,可以在
### 步骤一 (Windows环境下)
切换板载STLink芯片固件至JLink固件:
-下载安装stlink驱动及烧录软件:[STM32 ST-LINK Utility v3.9.0](http://101.36.126.201:8011/STM32%20ST-LINK%20Utility%20v3.9.0.exe)。链接:`http://101.36.126.201:8011/STM32%20ST-LINK%20Utility%20v3.9.0.exe`
+下载安装stlink驱动及烧录软件:[STM32_ST-LINK_Utility_v3.9.0](http://xuos.io/downloads/STM32_ST-LINK_Utility_v3.9.0.exe)。链接:`http://xuos.io/downloads/STM32_ST-LINK_Utility_v3.9.0.exe`
将开发板连接至计算机
diff --git a/docs/doc/appdev/start_from_scratch/HiFive1-Rev-B.md b/docs/doc/appdev/start_from_scratch/HiFive1-Rev-B.md
index f0913bf..1c94981 100644
--- a/docs/doc/appdev/start_from_scratch/HiFive1-Rev-B.md
+++ b/docs/doc/appdev/start_from_scratch/HiFive1-Rev-B.md
@@ -58,7 +58,7 @@ cd kconfig-frontends
### 编译工具链
-RISC-V: riscv-none-embed-,默认安装到Ubuntu的/opt/,下载源码并解压。[下载网址 http://101.36.126.201:8011/gnu-mcu-eclipse.tar.bz2](http://101.36.126.201:8011/gnu-mcu-eclipse.tar.bz2)
+RISC-V: riscv-none-embed-,默认安装到Ubuntu的/opt/,下载源码并解压。[下载网址 http://xuos.io/downloads/gnu-mcu-eclipse.tar.bz2](http://xuos.io/downloads/gnu-mcu-eclipse.tar.bz2)
```bash
tar -xjf gnu-mcu-eclipse.tar.bz2 -C /opt/
@@ -129,7 +129,7 @@ hifive1-rev-B支持J-Link,可以通过J-Link进行烧录和调试。

-首先电脑需要安装J-Link Software and Documentation Pack,这里以Ubuntu18.04为例,下载 [JLink_Linux_V700_x86_64.deb](https://www.segger.com/downloads/jlink/JLink_Linux_V700_x86_64.deb),推荐使用[http://101.36.126.201:8011/JLink_Linux_V700_x86_64.deb](http://101.36.126.201:8011/JLink_Linux_V700_x86_64.deb)下载,然后执行以下命令安装到电脑上
+首先电脑需要安装J-Link Software and Documentation Pack,这里以Ubuntu18.04为例,下载 [JLink_Linux_V700_x86_64.deb](https://www.segger.com/downloads/jlink/JLink_Linux_V700_x86_64.deb),推荐使用[http://xuos.io/downloads/JLink_Linux_V700_x86_64.deb](http://xuos.io/downloads/JLink_Linux_V700_x86_64.deb)下载,然后执行以下命令安装到电脑上
```bash
sudo apt install ./JLink_Linux_V700_x86_64.deb
diff --git a/docs/doc/appdev/start_from_scratch/hifive1-emulator.md b/docs/doc/appdev/start_from_scratch/hifive1-emulator.md
index 7b41dc9..928cf4b 100644
--- a/docs/doc/appdev/start_from_scratch/hifive1-emulator.md
+++ b/docs/doc/appdev/start_from_scratch/hifive1-emulator.md
@@ -68,7 +68,7 @@ cd kconfig-frontends
### 编译工具链
-RISC-V: riscv-none-embed-,默认安装到Ubuntu的/opt/,下载源码并解压。[下载网址 http://101.36.126.201:8011/gnu-mcu-eclipse.tar.bz2](http://101.36.126.201:8011/gnu-mcu-eclipse.tar.bz2),下载完成后,执行以下命令:
+RISC-V: riscv-none-embed-,默认安装到Ubuntu的/opt/,下载源码并解压。[下载网址 http://xuos.io/downloads/gnu-mcu-eclipse.tar.bz2](http://xuos.io/downloads/gnu-mcu-eclipse.tar.bz2),下载完成后,执行以下命令:
```bash
sudo tar -xvjf gnu-mcu-eclipse.tar.bz2 -C /opt/
diff --git a/docs/doc/appdev/start_from_scratch/kd233.md b/docs/doc/appdev/start_from_scratch/kd233.md
index 70bfe4a..504a349 100644
--- a/docs/doc/appdev/start_from_scratch/kd233.md
+++ b/docs/doc/appdev/start_from_scratch/kd233.md
@@ -64,7 +64,7 @@ cd kconfig-frontends
### 编译工具链:
-RISC-V: riscv-none-embed-,默认安装到Ubuntu的/opt/,下载源码并解压。[下载网址 http://101.36.126.201:8011/gnu-mcu-eclipse.tar.bz2](http://101.36.126.201:8011/gnu-mcu-eclipse.tar.bz2)
+RISC-V: riscv-none-embed-,默认安装到Ubuntu的/opt/,下载源码并解压。[下载网址 http://xuos.io/downloads/gnu-mcu-eclipse.tar.bz2](http://xuos.io/downloads/gnu-mcu-eclipse.tar.bz2)
```shell
$ tar -xjf gnu-mcu-eclipse.tar.bz2 -C /opt/
diff --git a/docs/doc/appdev/start_from_scratch/stm32f407-st-discovery.md b/docs/doc/appdev/start_from_scratch/stm32f407-st-discovery.md
index cd0a4c3..5d015c1 100644
--- a/docs/doc/appdev/start_from_scratch/stm32f407-st-discovery.md
+++ b/docs/doc/appdev/start_from_scratch/stm32f407-st-discovery.md
@@ -177,7 +177,7 @@ make BOARD=stm32f407-st-discovery
ARM:ST-LINK(ST-LINK V2实物如图,可在购物网站搜索关键字购买)

-下载并以下执行命令以下命令安装st-link工具(本文使用v1.5.1版本),下载地址为:[http://101.36.126.201:8011/stlink.zip](http://101.36.126.201:8011/stlink.zip)
+下载并以下执行命令以下命令安装st-link工具(本文使用v1.5.1版本),下载地址为:[http://xuos.io/downloads/stlink-1.5.1.zip](http://xuos.io/downloads/stlink-1.5.1.zip)
```bash
sudo apt install libusb-dev
diff --git a/docs/resource/download.md b/docs/resource/download.md
index e99e74e..fb31e63 100644
--- a/docs/resource/download.md
+++ b/docs/resource/download.md
@@ -1 +1,12 @@
# 下载
+
+### Windows
+
+- stlink驱动及烧录软件 [STM32_ST-LINK_Utility_v3.9.0.exe](http://xuos.io/downloads/STM32_ST-LINK_Utility_v3.9.0.exe) 链接:`http://xuos.io/downloads/STM32_ST-LINK_Utility_v3.9.0.exe`
+
+### Linux(Ubuntu)
+
+- RISC-V编译工具链 [gnu-mcu-eclipse.tar.bz2](http://xuos.io/downloads/gnu-mcu-eclipse.tar.bz2) 链接:`http://xuos.io/downloads/gnu-mcu-eclipse.tar.bz2`
+- openocd [kendryte-openocd-0.2.3-ubuntu64.tar.gz](http://xuos.io/downloads/kendryte-openocd-0.2.3-ubuntu64.tar.gz) 链接:`http://xuos.io/downloads/kendryte-openocd-0.2.3-ubuntu64.tar.gz`
+- JLink驱动 [JLink_Linux_V720_x86_64.deb](http://xuos.io/downloads/JLink_Linux_V720_x86_64.deb) 链接:`http://xuos.io/downloads/JLink_Linux_V720_x86_64.deb`
+- ARM烧写工具 [stlink-1.5.1.zip](http://xuos.io/downloads/stlink-1.5.1.zip) 链接:`http://xuos.io/downloads/stlink-1.5.1.zip`