diff --git a/esp-idf/components/example1/example1.c b/esp-idf/components/example1/example1.c
deleted file mode 100644
index 8bfd0771..00000000
--- a/esp-idf/components/example1/example1.c
+++ /dev/null
@@ -1,7 +0,0 @@
-
-#include "example1.h"
-#include <stdio.h>
-void example1()
-{
-    printf("example1\n");
-}
diff --git a/esp-idf/components/example1/include/example1.h b/esp-idf/components/example1/include/example1.h
deleted file mode 100644
index ea49ccad..00000000
--- a/esp-idf/components/example1/include/example1.h
+++ /dev/null
@@ -1,9 +0,0 @@
-
-#ifndef _IOT_EXAMPLE1_H_
-#define _IOT_EXAMPLE1_H_
-
-
-void example1();
-
-
-#endif  
diff --git a/esp-idf/components/example2/CMakeLists.txt b/esp-idf/components/example2/CMakeLists.txt
deleted file mode 100644
index 353e67c2..00000000
--- a/esp-idf/components/example2/CMakeLists.txt
+++ /dev/null
@@ -1,3 +0,0 @@
-set(COMPONENT_SRCS "example2.c")
-set(COMPONENT_ADD_INCLUDEDIRS ". include")
-register_component()
diff --git a/esp-idf/components/example2/example2.c b/esp-idf/components/example2/example2.c
deleted file mode 100644
index e8efca3e..00000000
--- a/esp-idf/components/example2/example2.c
+++ /dev/null
@@ -1,7 +0,0 @@
-
-#include "example2.h"
-#include <stdio.h>
-void example2()
-{
-    printf("example2\n");
-}
diff --git a/esp-idf/components/example2/include/example2.h b/esp-idf/components/example2/include/example2.h
deleted file mode 100644
index 688c1876..00000000
--- a/esp-idf/components/example2/include/example2.h
+++ /dev/null
@@ -1,9 +0,0 @@
-
-#ifndef _IOT_EXAMPLE2_H_
-#define _IOT_EXAMPLE2_H_
-
-
-void example2();
-
-
-#endif
diff --git a/esp-idf/main/CMakeLists.txt b/esp-idf/main/CMakeLists.txt
deleted file mode 100644
index 2ec0e1bf..00000000
--- a/esp-idf/main/CMakeLists.txt
+++ /dev/null
@@ -1,4 +0,0 @@
-
-set(COMPONENT_SRCS "main.c")
-set(COMPONENT_ADD_INCLUDEDIRS ".")
-register_component()
\ No newline at end of file
diff --git a/esp-idf/main/main.c b/esp-idf/main/main.c
deleted file mode 100644
index 26852fc0..00000000
--- a/esp-idf/main/main.c
+++ /dev/null
@@ -1,17 +0,0 @@
-
-#include <stdio.h>
-#include "example1.h"
-#include "example2.h"
-
-/******************************************************************************
- * FunctionName : app_main
- * Description  : entry of user application, init user function here
- * Parameters   : none
- * Returns      : none
-*******************************************************************************/
-void app_main()
-{
-    printf("in app code...\n");
-    example1();
-    example2();
-}