diff --git a/flashnode.sh b/flashnode.sh
new file mode 100755
index 0000000..bc3358b
--- /dev/null
+++ b/flashnode.sh
@@ -0,0 +1,64 @@
+#!/bin/bash
+
+NODE="$1"
+
+if test -z "$NODE"; then
+  echo "Missing node"
+  exit 1
+fi
+
+
+
+case $NODE in
+  c01)
+       DEVICE_ARG="-p m8515"
+       HFUSE_ARG="-U hfuse:w:0xD1:m"
+       LFUSE_ARG="-U lfuse:w:0xE4:m"
+       FILE_ARG="-U flash:w:./0-build/avr/devices/c01/boot/c01_boot.hex"
+       ;;
+  n21)
+       DEVICE_ARG="-p t84"
+       HFUSE_ARG="-U hfuse:w:0xD7:m"
+       LFUSE_ARG=""
+       EFUSE_ARG="-U efuse:w:0xFE:m"
+       FILE="-U flash:w:./0-build/avr/devices/n21/boot/n21_boot.hex"
+       ;;
+  n22)
+       DEVICE_ARG="-p t85"
+       HFUSE_ARG="-U hfuse:w:0xD7:m"
+       LFUSE_ARG=""
+       EFUSE_ARG="-U efuse:w:0xFE:m"
+       FILE_ARG="-U flash:w:./0-build/avr/devices/n22/boot/n22_boot.hex"
+       ;;
+  n23)
+       DEVICE_ARG="-p t84"
+       HFUSE_ARG="-U hfuse:w:0xD7:m"
+       LFUSE_ARG=""
+       EFUSE_ARG="-U efuse:w:0xFE:m"
+       FILE_ARG="-U flash:w:./0-build/avr/devices/n21/boot/n21_boot.hex"
+       ;;
+  n24)
+       DEVICE_ARG="-p t84"
+       HFUSE_ARG="-U hfuse:w:0xD7:m"
+       LFUSE_ARG=""
+       EFUSE_ARG="-U efuse:w:0xFE:m"
+       FILE_ARG="-U flash:w:./0-build/avr/devices/n23/boot/n23_boot.hex"
+       ;;
+  t03)
+       DEVICE_ARG="-p t841"
+       HFUSE_ARG="-U hfuse:w:0xD7:m"
+       LFUSE_ARG=""
+       EFUSE_ARG="-U efuse:w:0xFE:m"
+       FILE_ARG="-U flash:w:./0-build/avr/devices/t03/boot/t03_boot.hex"
+       ;;
+  *)
+       echo "Unknown node $NODE".
+       exit 1
+       ;;
+esac
+
+
+echo "avrdude -c stk500 -P /dev/ttyACM0 -B16 $DEVICE_ARG $HFUSE_ARG $LFUSE_ARG $EFUSE_ARG $FILE_ARG"
+avrdude -c stk500 -P /dev/ttyACM0 -B16 $DEVICE_ARG $HFUSE_ARG $LFUSE_ARG $EFUSE_ARG $FILE_ARG
+
+