diff --git a/rt-thread-version/rt-thread-standard/hw-board/psoc-e84-edgi-talk/psoc-e84-edgi-talk.md b/rt-thread-version/rt-thread-standard/hw-board/psoc-e84-edgi-talk/psoc-e84-edgi-talk.md
index 3bb3be9ace7800effb48199ef081867afe39e0a7..bd0f26e872f7b8e0fa41e345e5bcc79c8e04e21b 100644
--- a/rt-thread-version/rt-thread-standard/hw-board/psoc-e84-edgi-talk/psoc-e84-edgi-talk.md
+++ b/rt-thread-version/rt-thread-standard/hw-board/psoc-e84-edgi-talk/psoc-e84-edgi-talk.md
@@ -12,6 +12,9 @@ Edgi-Talk 开发板基于 **Infineon PSoC™ E84 MCU**，为工程师提供了
 * **GitHub 仓库（BSP & 示例工程）**
   [GitHub 仓库](https://github.com/RT-Thread-Studio/sdk-bsp-psoc_e84-edgi-talk)
 
+* **SDK 文档**
+  [SDK 文档](https://rt-thread-studio.github.io/sdk-bsp-psoc_e84-edgi-talk/latest/index_zh.html)
+
 * **开发板购买（淘宝）**
   [淘宝购买](https://item.taobao.com/item.htm?ft=t&id=1015914924486)