diff --git a/board/starterkit/starterkit.mk b/board/starterkit/starterkit.mk
index 1f17bd6482..3ea63eea86 100644
--- a/board/starterkit/starterkit.mk
+++ b/board/starterkit/starterkit.mk
@@ -10,10 +10,6 @@ HOST_MCU_NAME        := STM32L433RC-Nucleo
 
 $(NAME)_SOURCES += board.c board_cli.c
 
-ifneq ($(IDE),keil)
-$(NAME)_SOURCES += st7789.c
-endif
-
 GLOBAL_INCLUDES += .
 
 GLOBAL_DEFINES += STDIO_UART=0
diff --git a/build/aos_target_config.mk b/build/aos_target_config.mk
index d18ab14fd5..dce0d38314 100644
--- a/build/aos_target_config.mk
+++ b/build/aos_target_config.mk
@@ -458,6 +458,8 @@ $(call WRITE_FILE_APPEND, $(CONFIG_PY_FILE) ,{'name':'$(comp)'$(COMMA) )
 $(call WRITE_FILE_APPEND, $(CONFIG_PY_FILE) ,'src':[ )
 $(eval SOURCES_FULLPATH := $(addprefix $($(comp)_LOCATION), $($(comp)_SOURCES)))
 $(foreach src,$(SOURCES_FULLPATH), $(call WRITE_FILE_APPEND, $(CONFIG_PY_FILE) ,'$(src)'$(COMMA)))
+$(eval LIB_FULLPATH := $(addprefix $($(comp)_LOCATION), $($(comp)_PREBUILT_LIBRARY)))
+$(foreach complib,$(LIB_FULLPATH), $(call WRITE_FILE_APPEND, $(CONFIG_PY_FILE) ,'$(complib)'$(COMMA)))
 $(call WRITE_FILE_APPEND, $(CONFIG_PY_FILE) ,]$(COMMA))
 
 $(call WRITE_FILE_APPEND, $(CONFIG_PY_FILE) ,'include':[ )
diff --git a/example/starterkitgui/STemWin/Lib/STemWin540_CM4_OS_Keil_ot.lib b/example/starterkitgui/STemWin/Lib/STemWin540_CM4_OS_Keil_ot.lib
new file mode 100644
index 0000000000..49b8ed0943
Binary files /dev/null and b/example/starterkitgui/STemWin/Lib/STemWin540_CM4_OS_Keil_ot.lib differ
diff --git a/board/starterkit/st7789.c b/example/starterkitgui/st7789.c
similarity index 100%
rename from board/starterkit/st7789.c
rename to example/starterkitgui/st7789.c
diff --git a/board/starterkit/st7789.h b/example/starterkitgui/st7789.h
similarity index 100%
rename from board/starterkit/st7789.h
rename to example/starterkitgui/st7789.h
diff --git a/example/starterkitgui/starterkitgui.mk b/example/starterkitgui/starterkitgui.mk
index 80c69652b6..f9cc4f665d 100644
--- a/example/starterkitgui/starterkitgui.mk
+++ b/example/starterkitgui/starterkitgui.mk
@@ -1,6 +1,7 @@
 NAME := starterkitgui
 
 $(NAME)_SOURCES := starterkitgui.c
+$(NAME)_SOURCES += st7789.c
 
 $(NAME)_SOURCES += app/GUIDEMO.c
 $(NAME)_SOURCES += app/GUIDEMO_BarGraph.c
@@ -27,11 +28,15 @@ $(NAME)_COMPONENTS  += benchmarks
 GLOBAL_DEFINES      += CONFIG_CMD_BENCHMARKS
 endif
 
-$(NAME)_PREBUILT_LIBRARY := STemWin/Lib/STemWin540_CM4_OS_GCC_ot.a
+ifeq ($(COMPILER),armcc)
+ $(NAME)_PREBUILT_LIBRARY := STemWin/Lib/STemWin540_CM4_OS_Keil_ot.lib
+else ifeq ($(COMPILER),iar)
+
+else
+ $(NAME)_PREBUILT_LIBRARY := STemWin/Lib/STemWin540_CM4_OS_GCC_ot.a
+endif
 
 $(NAME)_INCLUDES    += core/include/
 $(NAME)_INCLUDES    += STemWin/Config/
 $(NAME)_INCLUDES    += STemWin/inc/
-
-GLOBAL_CFLAGS += -mfpu=fpv4-sp-d16 -mfloat-abi=hard
-GLOBAL_LDFLAGS += -mfpu=fpv4-sp-d16 -mfloat-abi=hard
+$(NAME)_INCLUDES    += .
diff --git a/platform/mcu/stm32l4xx/stm32l4xx.mk b/platform/mcu/stm32l4xx/stm32l4xx.mk
index e9c8ee2983..14a5a377eb 100644
--- a/platform/mcu/stm32l4xx/stm32l4xx.mk
+++ b/platform/mcu/stm32l4xx/stm32l4xx.mk
@@ -83,7 +83,7 @@ $(NAME)_SOURCES += src/$(HOST_MCU_NAME)/runapp/soc_init.c \
                    src/$(HOST_MCU_NAME)/hal/flash_port.c 
 
 ifeq ($(COMPILER),armcc)
-GLOBAL_CFLAGS   += --c99 --cpu=7E-M -D__MICROLIB -g --apcs=interwork --split_sections
+GLOBAL_CFLAGS   += --c99 --cpu=Cortex-M4 --apcs=/hardfp --fpu=vfpv4_sp_d16 -D__MICROLIB -g --split_sections
 else ifeq ($(COMPILER),iar)
 GLOBAL_CFLAGS += --cpu=Cortex-M4 \
                  --cpu_mode=thumb \
@@ -100,7 +100,7 @@ GLOBAL_CFLAGS  += -D__VFP_FP__
 endif
 
 ifeq ($(COMPILER),armcc)
-GLOBAL_ASMFLAGS += --cpu=7E-M -g --apcs=interwork --library_type=microlib --pd "__MICROLIB SETA 1"
+GLOBAL_ASMFLAGS += --cpu=Cortex-M4 -g --apcs=/hardfp --fpu=vfpv4_sp_d16 --library_type=microlib --pd "__MICROLIB SETA 1"
 else ifeq ($(COMPILER),iar)
 GLOBAL_ASMFLAGS += --cpu Cortex-M4 \
                    --cpu_mode thumb \
@@ -115,7 +115,9 @@ GLOBAL_ASMFLAGS += -mcpu=cortex-m4 \
 endif
 
 ifeq ($(COMPILER),armcc)
-GLOBAL_LDFLAGS += -L --cpu=7E-M   \
+GLOBAL_LDFLAGS += -L --cpu=Cortex-M4   \
+                  -L --fpu=vfpv4_sp_d16 \
+                  -L --apcs=/hardfp \
                   -L --strict \
                   -L --xref -L --callgraph -L --symbols \
                   -L --info=sizes -L --info=totals -L --info=unused -L --info=veneers -L --info=summarysizes