From 4b884679e6bebedfda82a64902aeca5e0765f6e2 Mon Sep 17 00:00:00 2001
From: Theo Arends <11044339+arendst@users.noreply.github.com>
Date: Thu, 7 Nov 2019 14:28:35 +0100
Subject: [PATCH] Fix Valid data reading

Fix Valid data reading (#6808)
---
 tasmota/xsns_55_hih_series.ino | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/tasmota/xsns_55_hih_series.ino b/tasmota/xsns_55_hih_series.ino
index 39990c259..298bb54d2 100644
--- a/tasmota/xsns_55_hih_series.ino
+++ b/tasmota/xsns_55_hih_series.ino
@@ -46,10 +46,9 @@ struct HIH6 {
 bool Hih6Read(void)
 {
   Wire.beginTransmission(HIH6_ADDR);
-//  Wire.write(0x00);                                   // Select data register
   if (Wire.endTransmission() != 0) { return false; }  // In case of error
 
-//  delay(40);                                          // Wait for Valid data or use Stale data
+  delay(40);                                          // Wait for Valid data (Stale data doesn't work. See #6808)
 
   uint8_t data[4];
   Wire.requestFrom(HIH6_ADDR, 4);
@@ -76,10 +75,12 @@ bool Hih6Read(void)
 void Hih6Detect(void)
 {
   if (Hih6.type) { return; }
+  if (I2cActive(HIH6_ADDR)) { return; }
 
   if (uptime < 2) { delay(20); } // Skip entering power on comand mode
   Hih6.type = Hih6Read();
   if (Hih6.type) {
+    I2cSetActive(HIH6_ADDR);
     AddLog_P2(LOG_LEVEL_DEBUG, S_LOG_I2C_FOUND_AT, Hih6.types, HIH6_ADDR);
   }
 }