diff --git a/README.md b/README.md
index 37f83e0f9a78eb1d7d50b756bf866c747b89f587..01bc7cddbf59450a4b974db76deb048e421bb17e 100644
--- a/README.md
+++ b/README.md
@@ -46,8 +46,6 @@
 - I2C1_SCL -> PB6
 - I2C1_SDA -> PB7
 
-![输入图片说明](https://foruda.gitee.com/images/1723856164656695618/ea26311a_8718294.png "级联原理图.png")
-
 **SPI 接口:**
 - SPI1_SCK -> PA5
 - SPI1_MISO -> PA6