Add script to connect to serial console

diff --git a/scripts/serial-console b/scripts/serial-console
new file mode 100755 (executable)
index 0000000..addf02c
--- /dev/null
+++ b/scripts/serial-console
@@ -0,0 +1,6 @@
+#!/bin/sh
+
+# This starts attaches to the serial console on RYU_edu board. To end the
+# session press <Enter>, '~' and '.' and wait approximately 1 second.
+
+ssh -t -e none glab cu -l /dev/ttyUSB0 -s 115200