From a108089f02cabd236a53bbbccb96b730fe0f7b50 Mon Sep 17 00:00:00 2001
From: Youen Toupin <youen.toupin@gmail.com>
Date: Tue, 25 Apr 2017 21:11:19 +0200
Subject: [PATCH] fixed probable cause of rare 1-wire bus deadlock where the
 Arduino would not release the bus and keep pulling it low forever (thanks to
 fari on http://www.stm32duino.com/viewtopic.php?f=9&t=1852 for posting this
 fix)

---
 OneWireSlave.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/OneWireSlave.cpp b/OneWireSlave.cpp
index ef208f4..01ba65e 100644
--- a/OneWireSlave.cpp
+++ b/OneWireSlave.cpp
@@ -390,6 +390,7 @@ void OneWireSlave::endSendBitZero_()
 void OneWireSlave::beginWaitReset_()
 {
 	disableTimer_();
+	pin_.inputMode();
 	pin_.attachInterrupt(&OneWireSlave::waitReset_, CHANGE);
 	resetStart_ = (unsigned int)-1;
 }