diff --git a/ap/app/crc_mcu/Makefile b/ap/app/crc_mcu/Makefile
new file mode 100755
index 0000000..5b21450
--- /dev/null
+++ b/ap/app/crc_mcu/Makefile
@@ -0,0 +1,51 @@
+#*******************************************************************************
+# include ZTE application makefile
+#*******************************************************************************
+include $(zte_app_mak)
+include $(COMMON_MK)
+
+#*******************************************************************************
+# execute
+#*******************************************************************************
+EXEC    = uartcrc_mcu
+
+#*******************************************************************************
+# objects
+#*******************************************************************************
+OBJS    = uartcrc_mcu.o		  
+		  
+#*******************************************************************************
+# include path
+#*******************************************************************************
+
+CFLAGS += -I$(zte_app_path)/include
+#CFLAGS += -I$(zte_lib_path)/libnvram
+#CFLAGS += -I$(zte_lib_path)/libsqlite
+#CFLAGS += -I$(zte_lib_path)/libatutils
+#CFLAGS += -I$(zte_lib_path)/libsoftap
+#CFLAGS += -I$(zte_lib_path)/libsoft_timer
+
+ 
+
+LDLIBS += -lpthread 
+#LDLIBS += -lnvram -L$(zte_lib_path)/libnvram
+#LDLIBS += -lsoft_timer -L$(zte_lib_path)/libsoft_timer
+#LDLIBS += -latutils -L$(zte_lib_path)/libatutils
+#LDLIBS += -lsoftap -L$(zte_lib_path)/libsoftap
+
+
+#*******************************************************************************
+# targets
+#*******************************************************************************
+all: $(EXEC)
+
+$(EXEC): $(OBJS)
+	$(CC) $(LDFLAGS) -o $@ $(OBJS) -Wl,--start-group $(LDLIBS) -Wl,--end-group
+	@cp $@ $@.elf
+	
+romfs:
+	$(ROMFSINST) $(EXEC) /bin/$(EXEC)
+	
+clean:
+	-rm -f $(EXEC) *.elf *.gdb *.o
+
diff --git a/ap/app/crc_mcu/uartcrc_mcu.c b/ap/app/crc_mcu/uartcrc_mcu.c
new file mode 100755
index 0000000..96e1341
--- /dev/null
+++ b/ap/app/crc_mcu/uartcrc_mcu.c
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