diff --git a/scripts/flash.sh b/scripts/flash.sh
index 86d05f4e3f..70ff9c5487 100755
--- a/scripts/flash.sh
+++ b/scripts/flash.sh
@@ -1,10 +1,24 @@
 #!/bin/bash
 
-if [ $1 = "olimex-stm32-e407" ]; then
-  openocd -f interface/ftdi/olimex-arm-usb-ocd-h.cfg -f target/stm32f4x.cfg -c init -c "reset halt" -c "flash write_image erase nuttx.bin 0x08000000"
-elif [ $1 = "stm32l1" ]; then
+# Source tools
+currdir="${0%/*}"
+. $currdir/tools.sh
+
+# lsusb dependency installation
+install_dep usbutils
+
+if [ $1 = "olimex-stm32-e407" ];then
+  if lsusb -d 15BA:002a; then
+    openocd -f interface/ftdi/olimex-arm-usb-tiny-h.cfg -f target/stm32f4x.cfg -c init -c "reset halt" -c "flash write_image erase nuttx.bin 0x08000000"
+  elif lsusb -d 15BA:0003;then
+    openocd -f interface/ftdi/olimex-arm-usb-ocd.cfg -f target/stm32f4x.cfg -c init -c "reset halt" -c "flash write_image erase nuttx.bin 0x08000000"
+  elif lsusb -d 15BA:002b;then
+    openocd -f interface/ftdi/olimex-arm-usb-ocd-h.cfg -f target/stm32f4x.cfg -c init -c "reset halt" -c "flash write_image erase nuttx.bin 0x08000000"
+  else
+    echo "Error. Unsuported olimex-stm32-e407 flashing device. Try openocd"
+  fi
+elif [ $1 = "stm32l1" ];then
   openocd -f interface/stlink-v2.cfg -f target/stm32l1.cfg -c init -c "reset halt" -c "flash write_image erase nuttx.bin 0x08000000"
 else
   echo "Error. Try: ./flash.sh olimex-stm32-e407 or ./flash.sh stm32l1"
 fi
-
diff --git a/scripts/tools.sh b/scripts/tools.sh
new file mode 100644
index 0000000000..8595d6f92c
--- /dev/null
+++ b/scripts/tools.sh
@@ -0,0 +1,49 @@
+#!/bin/bash
+
+
+# Returns if a command is available in the current machine
+function has_command() {
+    command -v "$1" >/dev/null 2>&1
+}
+
+# Sets multiple variables with system specifics.
+# INSTALL_COMMAND: is the package manager of the linux distribution
+# INSTALL_OPTIONS: are the options to install packages without any input from the user required
+# INSTALL_QUERY: command and options to use for checking the existence of packages.
+function set_host_installer() {
+    if [ -f /etc/arch-release ]; then
+        if has_command pacman; then
+            INSTALL_COMMAND="pacman"
+            INSTALL_OPTIONS="-S"
+            INSTALL_QUERY="pacman -Qi"
+        fi
+    elif [ -f /etc/debian_version ]; then
+        if has_command apt-get; then
+            INSTALL_COMMAND="apt-get"
+            INSTALL_OPTIONS="install -y"
+            INSTALL_QUERY="dpkg -s"
+        fi
+    fi
+}
+
+# Takes a list of pakages and sets MISSING_PKGS with those missing in the current system.
+function filter_installed() {
+    for package in "$@"
+    do
+        if $INSTALL_QUERY $package; then
+            echo $package "Already installed"
+        else
+            MISSING_PKGS+=" "$package
+        fi
+    done
+}
+
+# Install the list of packages in the current system.
+function install_dep() {
+    set_host_installer
+    filter_installed "$@"
+    if ! test -z MISSING_PKGS; then
+        $INSTALL_COMMAND $INSTALL_OPTIONS $MISSING_PKGS
+    fi
+
+}
\ No newline at end of file