diff --git a/docs/en/core/core2.md b/docs/en/core/core2.md
index d9ef5028..ccb829f3 100644
--- a/docs/en/core/core2.md
+++ b/docs/en/core/core2.md
@@ -324,7 +324,7 @@ For more information about Pin assignment and Pin Remapping, Please refer to [ES
 
 -  **Datasheet** 
    - [ESP32](https://m5stack.oss-cn-shenzhen.aliyuncs.com/resource/docs/datasheet/core/esp32_datasheet_cn.pdf)
-   - [FT6336U](https://m5stack.oss-cn-shenzhen.aliyuncs.com/resource/docs/datasheet/core/D-FT6336U-DataSheet-V1.020af.pdf)
+   - [FT6336U](https://m5stack.oss-cn-shenzhen.aliyuncs.com/resource/docs/datasheet/core/Ft6336GU_Firmware_register_20151112-%20EN.pdf)  
    - [NS4168](https://m5stack.oss-cn-shenzhen.aliyuncs.com/resource/docs/datasheet/core/NS4168_CN_datasheet.pdf)
    - [MPU6886](https://m5stack.oss-cn-shenzhen.aliyuncs.com/resource/docs/datasheet/core/MPU-6886-000193%2Bv1.1_GHIC_en.pdf)
    - [ILI9342C](https://m5stack.oss-cn-shenzhen.aliyuncs.com/resource/docs/datasheet/core/ILI9342C-ILITEK.pdf)