diff --git a/Makefile b/Makefile
index 240f85e..174ec04 100644
--- a/Makefile
+++ b/Makefile
@@ -9,6 +9,7 @@ CC = $(CROSS_COMPILE)gcc
 CPP = $(CROSS_COMPILE)cpp
 CXX = $(CROSS_COMPILE)g++
 OBJCOPY = $(CROSS_COMPILE)objcopy
+OBJDUMP = $(CROSS_COMPILE)objdump
 SIZE = $(CROSS_COMPILE)size
 CHECK = cppcheck
 
@@ -75,9 +76,11 @@ check: $(C_SRCS)
 
 $(TARGET): $(OBJS) $(THIS_MAKEFILE)
 	@mkdir -p $(dir $@)
-	$(CXX) $(CXX_FLAGS) $(LD_FLAGS) $(OBJS) $(addprefix -l,$(LIBS)) -o $@
+	$(CXX) $(CXX_FLAGS) $(LD_FLAGS) $(OBJS) $(addprefix -l,$(LIBS)) -Wl,-Map=$@.map -o $@
+	$(OBJDUMP) --disassemble-all --section=.text --source -EL -C --wide  --line-numbers --inlines $@ > $@.text.disassemble
 	ln -sf $(shell pwd)/$@ $(shell pwd)/bin/firmware.elf
-	$(SIZE) -x $@
+	$(SIZE) -x $@ > $@.size
+	@cat $@.size
 
 $(TARGET_HEX): $(TARGET) $(THIS_MAKEFILE)
 	$(OBJCOPY) -O ihex $(TARGET) $(TARGET_HEX)
diff --git a/build_system/platform/nrf52/Makefile.nrf52 b/build_system/platform/nrf52/Makefile.nrf52
index 754513a..c947537 100644
--- a/build_system/platform/nrf52/Makefile.nrf52
+++ b/build_system/platform/nrf52/Makefile.nrf52
@@ -25,9 +25,9 @@ C_FLAGS += -DFLOAT_ABI_HARD
 C_FLAGS += -DNRF52
 C_FLAGS += -DNRF52832_XXAA
 C_FLAGS += -DNRF52_PAN_74
-C_FLAGS += -DNRF_SD_BLE_API_VERSION=7
-C_FLAGS += -DS132
-C_FLAGS += -DSOFTDEVICE_PRESENT
+# C_FLAGS += -DNRF_SD_BLE_API_VERSION=7
+# C_FLAGS += -DS132
+# C_FLAGS += -DSOFTDEVICE_PRESENT
 C_FLAGS += -mcpu=$(CPU)
 C_FLAGS += -mthumb -mabi=aapcs
 C_FLAGS += -mfloat-abi=hard -mfpu=fpv4-sp-d16
@@ -42,9 +42,9 @@ CXX_FLAGS += -DFLOAT_ABI_HARD
 CXX_FLAGS += -DNRF52
 CXX_FLAGS += -DNRF52832_XXAA
 CXX_FLAGS += -DNRF52_PAN_74
-CXX_FLAGS += -DNRF_SD_BLE_API_VERSION=7
-CXX_FLAGS += -DS132
-CXX_FLAGS += -DSOFTDEVICE_PRESENT
+# CXX_FLAGS += -DNRF_SD_BLE_API_VERSION=7
+# CXX_FLAGS += -DS132
+# CXX_FLAGS += -DSOFTDEVICE_PRESENT
 CXX_FLAGS += -mcpu=$(CPU)
 CXX_FLAGS += -mthumb -mabi=aapcs
 CXX_FLAGS += -mfloat-abi=hard -mfpu=fpv4-sp-d16
@@ -64,8 +64,8 @@ A_FLAGS += -DFLOAT_ABI_HARD
 A_FLAGS += -DNRF52
 A_FLAGS += -DNRF52832_XXAA
 A_FLAGS += -DNRF52_PAN_74
-A_FLAGS += -DNRF_SD_BLE_API_VERSION=7
-A_FLAGS += -DS132
+# A_FLAGS += -DNRF_SD_BLE_API_VERSION=7
+# A_FLAGS += -DS132
 # A_FLAGS += -DSOFTDEVICE_PRESENT
 A_FLAGS += -D__HEAP_SIZE=8192
 A_FLAGS += -D__HEAP_SIZE=8192