From f9713ff86508a522a2c02bde947b57a871bc34bc Mon Sep 17 00:00:00 2001
From: Karl Palsson <karlp@tweak.net.au>
Date: Sun, 20 Jan 2019 13:08:33 +0000
Subject: [PATCH] Update library ref

---
 libopencm3 | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/libopencm3 b/libopencm3
index e04f10e..ff96643 160000
--- a/libopencm3
+++ b/libopencm3
@@ -1 +1 @@
-Subproject commit e04f10e591e5d7386171c20dcc538475736211c7
+Subproject commit ff9664389bfb560145aa3b36ad8368900c57c3d8