diff --git a/make.sh b/make.sh
index d9ac462..5e2f26c 100755
--- a/make.sh
+++ b/make.sh
@@ -9,7 +9,11 @@ git_hash_tag() {
 	NUTTX_GIT_HASH=$(git describe --no-match --always --dirty --abbrev=40)
 	cd ..
 	RFFE_GIT_HASH=$(git describe --no-match --always --dirty --abbrev=40)
-	RFFE_GIT_TAG=$(git describe --exact-match --tags)
+	RFFE_GIT_TAG=$(git describe --exact-match --tags 2>/dev/null)
+	if [ -z "$RFFE_GIT_TAG" ]; then
+		RFFE_GIT_TAG="devel"
+		echo "Development build"
+	fi
 	printf "/* Auto-generated file */\n\n#define APPS_GIT_HASH  \"${APPS_GIT_HASH}\"\n#define NUTTX_GIT_HASH \"${NUTTX_GIT_HASH}\"\n#define RFFE_GIT_HASH  \"${RFFE_GIT_HASH}\"\n#define RFFE_GIT_TAG   \"${RFFE_GIT_TAG}\"\n" > rffe-app/git_version.h
 }
 
diff --git a/nuttx b/nuttx
index 4f632e2..c4ea466 160000
--- a/nuttx
+++ b/nuttx
@@ -1 +1 @@
-Subproject commit 4f632e2eba06991b1e286503170d483f037b3d1b
+Subproject commit c4ea466caaa22def6d71c76b4c77ce01be8a97e4
diff --git a/rffe-board/rffe/defconfig b/rffe-board/rffe/defconfig
index 5feb4fb..3897931 100644
--- a/rffe-board/rffe/defconfig
+++ b/rffe-board/rffe/defconfig
@@ -20,6 +20,7 @@ CONFIG_ARCH_CHIP_LPC1769=y
 CONFIG_ARCH_CHIP_LPC17XX_40XX=y
 CONFIG_ARCH_STACKDUMP=y
 CONFIG_BOARDCTL_RESET=y
+CONFIG_BOARD_RESET_ON_ASSERT=1
 CONFIG_BOARD_ASSERT_RESET_VALUE=1
 CONFIG_BOARD_LOOPSPERMSEC=7982
 CONFIG_BUILTIN=y
diff --git a/scripts/gdb/gdbinit b/scripts/gdb/gdbinit
index 167a64d..49c83dd 100644
--- a/scripts/gdb/gdbinit
+++ b/scripts/gdb/gdbinit
@@ -1,23 +1,24 @@
-def rst
+define rst
+	set *((uint32_t*) 0x40000000) = 1 << 2
 	monitor reset halt
 end
 
-def start_timer
+define start_timer
 	set *(unsigned int*)0xE000EDFC |= 0x01000000
 	set *(unsigned int*)0xE0001004 = 0
 	set *(unsigned int*)0xE0001000 = 1
 end
 
-def read_timer
+define read_timer
 	p *(unsigned int*)0xE0001004
 end
 
-def ldr
+define ldr
 	load
 	rst
 end
 
-def ldrc
+define ldrc
 	load
 	rst
 	c
diff --git a/scripts/gdb/pygdbinit b/scripts/gdb/pygdbinit
index 8e4a72f..a4a7c3c 100644
--- a/scripts/gdb/pygdbinit
+++ b/scripts/gdb/pygdbinit
@@ -1,23 +1,24 @@
-def rst
+define rst
+	set *((uint32_t*) 0x40000000) = 1 << 2
 	monitor reset halt
 end
 
-def start_timer
+define start_timer
 	set *(unsigned int*)0xE000EDFC |= 0x01000000
 	set *(unsigned int*)0xE0001004 = 0
 	set *(unsigned int*)0xE0001000 = 1
 end
 
-def read_timer
+define read_timer
 	p *(unsigned int*)0xE0001004
 end
 
-def ldr
+define ldr
 	load
 	rst
 end
 
-def ldrc
+define ldrc
 	load
 	rst
 	c
@@ -34,5 +35,5 @@ LoadSVD()
 
 end
 
-svd_load ./scripts/gdb/LPC176x5x_v0.2.svd
+svd_load ../scripts/gdb/LPC176x5x_v0.2.svd
 
diff --git a/utils/rffe_nuttx_lib.py b/utils/rffe_nuttx_lib.py
index b46bcd7..cd5c368 100644
--- a/utils/rffe_nuttx_lib.py
+++ b/utils/rffe_nuttx_lib.py
@@ -30,6 +30,43 @@ def write_sector(self, data, start_addr):
         self.s.send(data)
         ans = self.s.recv(1)
 
+    def reprogram(self, file_path, version, bootloader=False):
+        major, minor, patch = map(int,re.split('[., _]',version))
+
+        start_addr = 0x48000
+
+        with open(file_path, "rb") as f:
+
+            self.erase_all()
+
+            buf = f.read(256)
+            while buf != b"":
+
+                pad = bytearray()
+                pad.extend(buf)
+
+                if len(buf) < 256:
+                    pad.extend(b'\377' * (256 - len(pad)))
+
+                self.write_sector(pad, start_addr)
+                start_addr += 256
+                buf = f.read(256)
+
+        boot_sec = bytearray()
+        boot_sec.extend(b'\377' * 256)
+
+        boot_sec[248] = major
+        boot_sec[249] = minor
+        boot_sec[250] = patch
+        boot_sec[251] = 2 if bootloader else 1
+        boot_sec[252] = 0xAA
+        boot_sec[253] = 0xAA
+        boot_sec[254] = 0xAA
+        boot_sec[255] = 0xAA
+        self.write_sector(boot_sec, 0x0007FF00)
+        self.reset()
+        self.close()
+
     def reset(self):
         self.s.send(b"r")
         self.s.close()
@@ -155,44 +192,8 @@ def reprogram(self, file_path, version, bootloader=False):
         first argument, a string, is the path to the binary file which corresponds to the
         program will be loaded in the device. The second argument is the new firmware version
         formated as: x.y.z or x_y_z"""
-        pass
-        major, minor, patch = map(int,re.split('[., _]',version))
-
-        start_addr = 0x48000
-
         rffe_fw = RFFEFWUpdate(self.ip)
-
-        with open(file_path, "rb") as f:
-
-            rffe_fw.erase_all()
-
-            buf = f.read(256)
-            while buf != b"":
-
-                pad = bytearray()
-                pad.extend(buf)
-
-                if len(buf) < 256:
-                    pad.extend(b'\377' * (256 - len(pad)))
-
-                rffe_fw.write_sector(pad, start_addr)
-                start_addr += 256
-                buf = f.read(256)
-
-        boot_sec = bytearray()
-        boot_sec.extend(b'\377' * 256)
-
-        boot_sec[248] = major
-        boot_sec[249] = minor
-        boot_sec[250] = patch
-        boot_sec[251] = 2 if bootloader else 1
-        boot_sec[252] = 0xAA
-        boot_sec[253] = 0xAA
-        boot_sec[254] = 0xAA
-        boot_sec[255] = 0xAA
-        rffe_fw.write_sector(boot_sec, 0x0007FF00)
-        rffe_fw.reset()
-        self.close()
+        rffe_fw.reprogram(file_path, version, bootloader);
 
     def set_pid_ac_kc(self, value):
         """Sets the PID Kc parameter in the A/C front-end. The value is passed as a floating-point numpber."""