diff --git a/platforms/stm32-f103rb-nucleo/spp_and_le_counter.c b/example/embedded/spp_and_le_counter.c
similarity index 100%
rename from platforms/stm32-f103rb-nucleo/spp_and_le_counter.c
rename to example/embedded/spp_and_le_counter.c
diff --git a/example/libusb/Makefile b/example/libusb/Makefile
index 5d3f311b1..569618137 100644
--- a/example/libusb/Makefile
+++ b/example/libusb/Makefile
@@ -9,8 +9,10 @@ CFLAGS += -I${BTSTACK_ROOT}/include
 CFLAGS += -I${BTSTACK_ROOT}/src
 CFLAGS += -I${BTSTACK_ROOT}
 
-CFLAGS  += $(shell pkg-config libusb-1.0 --cflags)
-LDFLAGS += $(shell pkg-config libusb-1.0 --libs)
+# CFLAGS  += $(shell pkg-config libusb-1.0 --cflags)
+# LDFLAGS += $(shell pkg-config libusb-1.0 --libs)
+CFLAGS += -I/usr/local/include/libusb-1.0
+LDFLAGS += -L/usr/local/lib -lusb-1.0
 
 CORE   = \
     ${BTSTACK_ROOT}/src/btstack_memory.c            \
diff --git a/platforms/stm32-f103rb-nucleo/Makefile b/platforms/stm32-f103rb-nucleo/Makefile
index f35eb1424..c0c9a1d09 100644
--- a/platforms/stm32-f103rb-nucleo/Makefile
+++ b/platforms/stm32-f103rb-nucleo/Makefile
@@ -3,11 +3,12 @@
 #
 
 # BINARY=led_counter
-# BINARY=spp_and_le_counter
+BINARY=spp_and_le_counter
 OPENCM3_DIR = libopencm3
 LDSCRIPT = stm32f1-nucleo.ld
 
 BTSTACK_ROOT = ../..
+VPATH = $(BTSTACK_ROOT)/example/embedded
 
 CORE   = \
 	main.c 										  \
diff --git a/platforms/stm32-f103rb-nucleo/libopencm3.rules.mk b/platforms/stm32-f103rb-nucleo/libopencm3.rules.mk
index 9568d30cc..f6cb5cfef 100644
--- a/platforms/stm32-f103rb-nucleo/libopencm3.rules.mk
+++ b/platforms/stm32-f103rb-nucleo/libopencm3.rules.mk
@@ -131,8 +131,8 @@ LDLIBS		+= -Wl,--start-group -lc -lgcc -lnosys -Wl,--end-group
 # srec: $(BINARY).srec
 # list: $(BINARY).list
 
-images: $(BINARY).images
-flash: $(BINARY).flash
+# images: $(BINARY).images
+# flash: $(BINARY).flash
 
 %.images: %.bin %.hex %.srec %.list %.map
 	@#printf "*** $* images generated ***\n"
@@ -159,15 +159,15 @@ flash: $(BINARY).flash
 
 %.o: %.c
 	@#printf "  CC      $(*).c\n"
-	$(Q)$(CC) $(CFLAGS) $(CPPFLAGS) $(ARCH_FLAGS) -o $(*).o -c $(*).c
+	$(Q)$(CC) $(CFLAGS) $(CPPFLAGS) $(ARCH_FLAGS)    -o $(*).o -c $<
 
 %.o: %.cxx
 	@#printf "  CXX     $(*).cxx\n"
-	$(Q)$(CXX) $(CXXFLAGS) $(CPPFLAGS) $(ARCH_FLAGS) -o $(*).o -c $(*).cxx
+	$(Q)$(CXX) $(CXXFLAGS) $(CPPFLAGS) $(ARCH_FLAGS) -o $(*).o -c $<
 
 %.o: %.cpp
 	@#printf "  CXX     $(*).cpp\n"
-	$(Q)$(CXX) $(CXXFLAGS) $(CPPFLAGS) $(ARCH_FLAGS) -o $(*).o -c $(*).cpp
+	$(Q)$(CXX) $(CXXFLAGS) $(CPPFLAGS) $(ARCH_FLAGS) -o $(*).o -c $<
 
 # clean:
 #	@#printf "  CLEAN\n"