diff --git a/scripts/flash.sh b/scripts/flash.sh
new file mode 100755
index 0000000..7353dd7
--- /dev/null
+++ b/scripts/flash.sh
@@ -0,0 +1,18 @@
+#! /bin/bash
+
+source $(dirname $0)/../target.sh
+
+lscript=/tmp/flash$$.jlink
+
+cat >$lscript <<EOF
+h
+r
+loadfile outdir/$BOARD/zephyr.bin $BASE_BOOT
+loadfile hello.signed.bin $BASE_SLOT0
+loadfile shell.signed.bin $BASE_SLOT1
+q
+EOF
+
+JLinkExe -device $SOC -si SWD -speed auto \
+	-CommanderScript $lscript
+rm $lscript