Initial commint

prepare cmake files
include unity fo testing

CMakeLists.txt

@@ -0,0 +1,16 @@
+cmake_minimum_required(VERSION 3.10)
+
+set(EXECUTABLE_OUTPUT_PATH ${PROJECT_BINARY_DIR}/exe)
+set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Wall -Wextra")
+set(CMAKE_BUILD_TYPE Debug)
+
+set(GLOBAL_DEFINITION
+
+)
+
+add_definitions(${GLOBAL_DEFINITION})
+
+add_subdirectory(utility/unity unity)
+link_libraries(unity)
+
+add_subdirectory(test/oled oled)