diff --git a/port/stm32-l053r8-em9304/btstack_config.h b/port/stm32-l053r8-em9304/btstack_config.h
index 88ee64186..80ec61a37 100644
--- a/port/stm32-l053r8-em9304/btstack_config.h
+++ b/port/stm32-l053r8-em9304/btstack_config.h
@@ -11,7 +11,7 @@
 // BTstack features that can be enabled
 #define ENABLE_BLE
 #define ENABLE_LE_PERIPHERAL
-// #define ENABLE_LE_CENTRAL
+#define ENABLE_LE_CENTRAL
 #define ENABLE_LOG_INFO
 #define ENABLE_LOG_ERROR
 
diff --git a/port/stm32-l053r8-em9304/cubemx-l053r8-em9304/.gitignore b/port/stm32-l053r8-em9304/cubemx-l053r8-em9304/.gitignore
new file mode 100644
index 000000000..378eac25d
--- /dev/null
+++ b/port/stm32-l053r8-em9304/cubemx-l053r8-em9304/.gitignore
@@ -0,0 +1 @@
+build
diff --git a/port/stm32-l053r8-em9304/cubemx-l053r8-em9304/Makefile b/port/stm32-l053r8-em9304/cubemx-l053r8-em9304/Makefile
index b04bf9200..89ae4fff5 100644
--- a/port/stm32-l053r8-em9304/cubemx-l053r8-em9304/Makefile
+++ b/port/stm32-l053r8-em9304/cubemx-l053r8-em9304/Makefile
@@ -1,5 +1,5 @@
 ##########################################################################################################################
-# File automatically-generated by tool: [projectgenerator] version: [2.23.0] date: [Mon Jun 26 11:13:36 CEST 2017] 
+# File automatically-generated by tool: [projectgenerator] version: [2.23.0] date: [Tue Jul 04 21:25:03 CEST 2017] 
 ##########################################################################################################################
 
 # ------------------------------------------------
@@ -80,30 +80,31 @@ Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal.c \
 Drivers/STM32L0xx_HAL_Driver/Src/stm32l0xx_hal_rcc_ex.c \
 Src/stm32l0xx_it.c \
 	../port.c \
-	btstack_memory.c \
-	btstack_linked_list.c \
-	btstack_ring_buffer.c \
-	btstack_memory_pool.c \
-	btstack_run_loop.c \
-	btstack_util.c \
 	ad_parser.c \
+	ancs_client.c \
+	att_db.c \
+	att_dispatch.c \
+	att_server.c \
+	battery_service_server.c \
+	btstack_linked_list.c \
+	btstack_memory.c \
+	btstack_memory_pool.c \
+	btstack_ring_buffer.c \
+	btstack_run_loop.c \
+	btstack_run_loop_embedded.c \
+	btstack_uart_block_embedded.c \
+	btstack_util.c \
+	device_information_service_server.c \
+	gatt_client.c \
 	hci.c \
 	hci_cmd.c \
 	hci_dump.c \
+	hci_transport_h4.c \
 	l2cap.c \
 	l2cap_signaling.c \
-	att_dispatch.c \
-	att_db.c \
-	att_server.c \
-	gatt_client.c \
+	le_device_db_memory.c \
 	sm.c \
 	uECC.c \
-	le_streamer.c \
-	btstack_run_loop_embedded.c \
-	hci_transport_h4.c \
-	btstack_uart_block_embedded.c \
-	le_device_db_memory.c \
-	battery_service_server.c
 
 # ASM sources
 ASM_SOURCES =  \
@@ -167,7 +168,9 @@ C_INCLUDES =  \
 -I..
 
 C_INCLUDES += -I.
+C_INCLUDES += -I$(BUILD_DIR)
 C_INCLUDES += -I${BTSTACK_ROOT}/src/ble
+C_INCLUDES += -I${BTSTACK_ROOT}/src/ble/gatt-service
 C_INCLUDES += -I${BTSTACK_ROOT}/src/classic
 C_INCLUDES += -I${BTSTACK_ROOT}/src
 C_INCLUDES += -I${BTSTACK_ROOT}/3rd-party/micro-ecc
@@ -196,16 +199,28 @@ LDSCRIPT = STM32L053R8Tx_FLASH.ld
 # libraries
 LIBS = -lc -lm -lnosys
 LIBDIR =
-LDFLAGS = $(MCU) -specs=nano.specs -T$(LDSCRIPT) $(LIBDIR) $(LIBS) -Wl,-Map=$(BUILD_DIR)/$(TARGET).map,--cref -Wl,--gc-sections
+LDFLAGS = $(MCU) -specs=nano.specs -T$(LDSCRIPT) $(LIBDIR) $(LIBS) -Wl,-Map=$(BUILD_DIR)/le_streamer.map,--cref -Wl,--gc-sections
 
 # default action: build all
-all: le_counter.h le_streamer.h $(BUILD_DIR)/$(TARGET).elf $(BUILD_DIR)/$(TARGET).hex $(BUILD_DIR)/$(TARGET).bin 
+LE_EXAMPLES = \
+	ancs_client_demo \
+	gap_le_advertisements \
+	gatt_battery_query \
+	gatt_browser \
+	le_counter \
+	le_streamer \
+	le_streamer_client \
+	sm_pairing_peripheral \
+	sm_pairing_central 
 
-le_counter.h: le_counter.gatt
-	python ${BTSTACK_ROOT}/tool/compile_gatt.py $< $@ 
+GATT_FILES = \
+	ancs_client_demo.gatt \
+	le_counter.gatt \
+	le_streamer.gatt \
+	gatt_browser.gatt \
+	gatt_battery_query.gatt \
+	sm_pairing_peripheral.gatt \
 
-le_streamer.h: le_streamer.gatt
-	python ${BTSTACK_ROOT}/tool/compile_gatt.py $< $@ 
 
 #######################################
 # build the application
@@ -217,14 +232,24 @@ vpath %.c $(sort $(dir $(C_SOURCES)))
 OBJECTS += $(addprefix $(BUILD_DIR)/,$(notdir $(ASM_SOURCES:.s=.o)))
 vpath %.s $(sort $(dir $(ASM_SOURCES)))
 
+all: \
+	$(OBJECTS) \
+	$(addprefix $(BUILD_DIR)/,$(GATT_FILES:.gatt=.h)) \
+	$(addprefix $(BUILD_DIR)/,$(LE_EXAMPLES:=.elf)) \
+	$(addprefix $(BUILD_DIR)/,$(LE_EXAMPLES:=.hex)) \
+	$(addprefix $(BUILD_DIR)/,$(LE_EXAMPLES:=.bin))
+
+$(BUILD_DIR)/%.h: %.gatt
+	python ${BTSTACK_ROOT}/tool/compile_gatt.py $< $@ 
+
 $(BUILD_DIR)/%.o: %.c Makefile | $(BUILD_DIR) 
 	$(CC) -c $(CFLAGS) -Wa,-a,-ad,-alms=$(BUILD_DIR)/$(notdir $(<:.c=.lst)) $< -o $@
 
 $(BUILD_DIR)/%.o: %.s Makefile | $(BUILD_DIR)
 	$(AS) -c $(CFLAGS) $< -o $@
 
-$(BUILD_DIR)/$(TARGET).elf: $(OBJECTS) Makefile
-	$(CC) $(OBJECTS) $(LDFLAGS) -o $@
+$(BUILD_DIR)/%.elf: $(OBJECTS) $(BUILD_DIR)/%.o Makefile
+	$(CC) $(filter-out Makefile,$^) $(LDFLAGS) -o $@
 	$(SZ) $@
 
 $(BUILD_DIR)/%.hex: $(BUILD_DIR)/%.elf | $(BUILD_DIR)