Initial Commit - Copy from Altus Metrum AltOS

ao-tools/ao-flash/ao-flash-samd21

@@ -0,0 +1,19 @@
+#!/bin/sh
+case "$#" in
+1)
+    ;;
+*)
+    echo "usage: $0 <filename> ..."
+    exit 1
+    ;;
+esac
+openocd -f interface/stlink.cfg \
+        -c 'transport select hla_swd' \
+	-c 'set CHIPNAME at91samd21g18' \
+	-c 'set CPUTAPID 0x0bc11477' \
+	-f target/at91samdXX.cfg \
+	-c init \
+	-c 'reset halt' \
+	-c 'at91samd bootloader 0' \
+	-c "program $1 verify reset" \
+	-c "shutdown"