From 0c198dd7959ab699d622ba842af1c7f3a75b9aba Mon Sep 17 00:00:00 2001
From: Dirk Mueller <dirk@dmllr.de>
Date: Sun, 18 Aug 2019 00:32:24 +0200
Subject: [PATCH] initialize spi3w_en

No other code path seems to initialize this variable to a defined
value. Ensure set to SPI 4W.
---
 Adafruit_BME280.cpp | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Adafruit_BME280.cpp b/Adafruit_BME280.cpp
index 7b89736..06f211c 100644
--- a/Adafruit_BME280.cpp
+++ b/Adafruit_BME280.cpp
@@ -184,6 +184,7 @@ void Adafruit_BME280::setSampling(sensor_mode mode,
   _humReg.osrs_h = humSampling;
   _configReg.filter = filter;
   _configReg.t_sb = duration;
+  _configReg.spi3w_en = 0;
 
   // you must make sure to also set REGISTER_CONTROL after setting the
   // CONTROLHUMID register, otherwise the values won't be applied (see