diff --git a/examples/Makefile b/examples/Makefile
deleted file mode 100644
index 88b34ba..0000000
--- a/examples/Makefile
+++ /dev/null
@@ -1,119 +0,0 @@
-# Makefile for Nucleo-H563ZI test project
-
-SHELL := /usr/bin/env bash
-
-# directories
-BUILD_DIR  := ./build
-OBJ_DIR    := $(BUILD_DIR)/.obj
-SRC_DIR    := ./source
-INC_DIR    := ./include
-COMMON_DIR := ../common
-SYS_DIR    := $(COMMON_DIR)/system-files
-STUBS_DIR  := $(COMMON_DIR)/libc-stubs
-CMD_DIR    := $(COMMON_DIR)/jlink-commands
-
-# output
-TARGET := debounce
-
-# hardware
-DEVICE := STM32H573II
-
-# include c sources list
-AS_SOURCES := 
-C_SOURCES  := 
-include ./src.mk
-
-# compiler commands
-PREFIX := arm-none-eabi-
-CC     := $(PREFIX)gcc
-CP     := $(PREFIX)objcopy
-SZ     := $(PREFIX)size
-HEX    := $(CP) -O ihex
-BIN    := $(CP) -O binary -S
-
-# compiler flags
-TARGET_FLAGS := -mcpu=cortex-m33 \
-			    -mfpu=fpv4-sp-d16 \
-			    -mfloat-abi=hard \
-			    -specs=nano.specs \
-			    -mthumb \
-			    -mlittle-endian
-COMP_FLAGS   := -Wall -Wextra -fdata-sections -ffunction-sections
-
-OPT   := -Og
-DEBUG := 1
-ifeq ($(DEBUG), 1)
-	DBG_FLAGS := -g
-else
-	DBG_FLAGS := 
-endif
-
-AS_DEFS  := -DSTM32H563xx
-AS_INC   := 
-AS_FLAGS := -x assembler-with-cpp $(TARGET_FLAGS) $(AS_DEFS) $(AS_INC) $(OPT) $(DBG_FLAGS) $(COMP_FLAGS)
-
-C_DEFS   := -DSTM32H563xx
-C_INC    := -I$(INC_DIR) \
-			-I$(COMMON_DIR)/CMSIS/Device/ST/STM32H5xx/Include \
-			-I$(COMMON_DIR)/CMSIS/Include \
-			-I$(COMMON_DIR)/HAL
-C_FLAGS  := $(TARGET_FLAGS) $(C_DEFS) $(C_INC) $(OPT) $(DBG_FLAGS) $(COMP_FLAGS)
-
-LIBS      := -lc -lm -lnosys
-LD_SCRIPT := $(SYS_DIR)/STM32H563xx_FLASH.ld
-LD_FLAGS  := $(TARGET_FLAGS) -T$(LD_SCRIPT) $(LIB_DIR) $(LIBS) -Wl,--gc-sections
-
-# object files
-OBJECTS := $(addprefix $(OBJ_DIR)/,$(notdir $(C_SOURCES:.c=.o)))
-vpath %.c $(sort $(dir $(C_SOURCES)))
-OBJECTS += $(addprefix $(OBJ_DIR)/,$(notdir $(AS_SOURCES:.s=.o)))
-vpath %.s $(sort $(dir $(AS_SOURCES)))
-
-# rules
-.PHONY: all clean rebuild test
-
-all: $(BUILD_DIR)/$(TARGET).elf $(BUILD_DIR)/$(TARGET).hex $(BUILD_DIR)/$(TARGET).bin
-
-# build objects from c files
-$(OBJ_DIR)/%.o: %.c $(SOURCE_LIST) | $(OBJ_DIR)
-	$(CC) -c $(C_FLAGS) $< -o $@
-
-# build objects from assembly files
-$(OBJ_DIR)/%.o: %.s $(SOURCE_LIST) | $(OBJ_DIR)
-	$(CC) -c $(AS_FLAGS) $< -o $@
-
-# build binary file
-$(BUILD_DIR)/$(TARGET).elf: $(OBJECTS) $(SOURCE_LIST) | $(OBJ_DIR)
-	$(CC) $(OBJECTS) $(LD_FLAGS) -o $@
-	$(SZ) $@
-
-# generate .hex file
-$(BUILD_DIR)/%.hex: $(BUILD_DIR)/%.elf | $(OBJ_DIR)
-	$(HEX) $< $@
-
-# generate .bin file
-$(BUILD_DIR)/%.bin: $(BUILD_DIR)/%.elf | $(OBJ_DIR)
-	$(BIN) $< $@
-
-# ensure that the build dir exists
-$(OBJ_DIR):
-	@mkdir -p $@
-
-clean: | $(OBJ_DIR)
-	@rm -rf $(BUILD_DIR)/*.{elf,hex,bin}
-	@rm -rf $(OBJ_DIR)/*
-	@echo "output files deleted"
-
-flash: all $(BUILD_DIR)/flash.jlink
-	JLinkExe -Device $(DEVICE) -NoGui 1 -ExitOnError 1 -CommandFile $(BUILD_DIR)/flash.jlink
-
-# add path to binary to the jlink command file
-$(BUILD_DIR)/flash.jlink: $(CMD_DIR)/flash.jlink
-	$(shell  cat $(CMD_DIR)/flash.jlink | sed "s|<path-to-binary>|$(BUILD_DIR)/$(TARGET).hex|g" > $(BUILD_DIR)/flash.jlink)
-
-rebuild: clean all
-
-test:
-	@echo "assembly source files: $(AS_SOURCES)"
-	@echo "c source files: $(C_SOURCES)"
-	@echo "object files: $(OBJECTS)"
diff --git a/examples/make/Makefile b/examples/make/Makefile
index 39308d9..0d5d78b 100644
--- a/examples/make/Makefile
+++ b/examples/make/Makefile
@@ -1,20 +1,27 @@
-# Makefile for Nucleo-L552ZE-Q test project
+# Makefile for Nucleo-H563ZI test project
 
 SHELL := /usr/bin/env bash
 
 # directories
-BUILD_DIR := ./build
-OBJ_DIR   := $(BUILD_DIR)/.obj
-SRC_DIR   := ./src
-INC_DIR   := ./inc
+BUILD_DIR  := ./build
+OBJ_DIR    := $(BUILD_DIR)/.obj
+SRC_DIR    := ./source
+INC_DIR    := ./include
+COMMON_DIR := ../common
+SYS_DIR    := $(COMMON_DIR)/system-files
+STUBS_DIR  := $(COMMON_DIR)/libc-stubs
+CMD_DIR    := ./
 
 # output
-TARGET  := testapp
+TARGET := debounce
+
+# hardware
+DEVICE := STM32H573II
 
 # include c sources list
-C_SOURCES = 
-SOURCE_LIST := $(SRC_DIR)/sources.mk
-include $(SOURCE_LIST)
+AS_SOURCES := 
+C_SOURCES  := 
+include ./src.mk
 
 # compiler commands
 PREFIX := arm-none-eabi-
@@ -41,18 +48,19 @@ else
 	DBG_FLAGS := 
 endif
 
-AS_DEFS  := -DSTM32L552xx
+AS_DEFS  := -DSTM32H563xx
 AS_INC   := 
 AS_FLAGS := -x assembler-with-cpp $(TARGET_FLAGS) $(AS_DEFS) $(AS_INC) $(OPT) $(DBG_FLAGS) $(COMP_FLAGS)
 
-C_DEFS   := -DSTM32L552xx
+C_DEFS   := -DSTM32H563xx
 C_INC    := -I$(INC_DIR) \
-			-I./drivers/CMSIS/Device/ST/STM32L5xx/Include \
-			-I./drivers/CMSIS/Include
+			-I$(COMMON_DIR)/CMSIS/Device/ST/STM32H5xx/Include \
+			-I$(COMMON_DIR)/CMSIS/Include \
+			-I$(COMMON_DIR)/HAL
 C_FLAGS  := $(TARGET_FLAGS) $(C_DEFS) $(C_INC) $(OPT) $(DBG_FLAGS) $(COMP_FLAGS)
 
 LIBS      := -lc -lm -lnosys
-LD_SCRIPT := STM32L552xE_FLASH.ld
+LD_SCRIPT := $(SYS_DIR)/STM32H563xx_FLASH.ld
 LD_FLAGS  := $(TARGET_FLAGS) -T$(LD_SCRIPT) $(LIB_DIR) $(LIBS) -Wl,--gc-sections
 
 # object files
@@ -62,7 +70,7 @@ OBJECTS += $(addprefix $(OBJ_DIR)/,$(notdir $(AS_SOURCES:.s=.o)))
 vpath %.s $(sort $(dir $(AS_SOURCES)))
 
 # rules
-.PHONY: all clean test
+.PHONY: all clean rebuild test
 
 all: $(BUILD_DIR)/$(TARGET).elf $(BUILD_DIR)/$(TARGET).hex $(BUILD_DIR)/$(TARGET).bin
 
@@ -89,13 +97,23 @@ $(BUILD_DIR)/%.bin: $(BUILD_DIR)/%.elf | $(OBJ_DIR)
 
 # ensure that the build dir exists
 $(OBJ_DIR):
-	@mkdir $@
+	@mkdir -p $@
 
 clean: | $(OBJ_DIR)
-	@rm -rf $(BUILD_DIR)/*
+	@rm -rf $(BUILD_DIR)/*.{elf,hex,bin}
+	@rm -rf $(OBJ_DIR)/*
 	@echo "output files deleted"
 
+flash: all $(BUILD_DIR)/flash.jlink
+	JLinkExe -Device $(DEVICE) -NoGui 1 -ExitOnError 1 -CommandFile $(BUILD_DIR)/flash.jlink
+
+# add path to binary to the jlink command file
+$(BUILD_DIR)/flash.jlink: $(CMD_DIR)/flash.jlink
+	$(shell  cat $(CMD_DIR)/flash.jlink | sed "s|<path-to-binary>|$(BUILD_DIR)/$(TARGET).hex|g" > $(BUILD_DIR)/flash.jlink)
+
+rebuild: clean all
+
 test:
-	@echo "$(AS_SOURCES)"
-	@echo "$(C_SOURCES)"
-	@echo "$(OBJECTS)"
+	@echo "assembly source files: $(AS_SOURCES)"
+	@echo "c source files: $(C_SOURCES)"
+	@echo "object files: $(OBJECTS)"
diff --git a/examples/make/flash.jlink b/examples/make/flash.jlink
new file mode 100644
index 0000000..7a6ec80
--- /dev/null
+++ b/examples/make/flash.jlink
@@ -0,0 +1,11 @@
+selectinterface SWD
+speed 4000
+
+reset
+halt
+
+/* the command file is a dummy replace by a makefile rule */
+/* correct path to the binary                             */
+loadfile <path-to-binary>
+
+exit