Louise Newberry / DHT

Fork of DHT repo with checksum fixes.

Dependents:   DHT11_USBSerial

Fork of DHT by Moises Marangoni

Diff: DHT.cpp

Revision:
2:e7b0a41eecac
Parent:
1:932d451474dc
--- a/DHT.cpp	Sat Apr 19 18:05:38 2014 +0000
+++ b/DHT.cpp	Sun Nov 12 16:28:40 2017 +0000
@@ -91,10 +91,10 @@
     //humidity    = bits[0]; 
     //temperature = bits[2]; 
 
-    uint8_t sum = bits[0] + bits[2];  
+    uint8_t sum = bits[0] + bits[1] + bits[2] + bits[3];
 
     if(bits[4] != sum)return DHTLIB_ERROR_CHECKSUM;
-    
+       
     return DHTLIB_OK;
 }
 float DHT::ReadTemperature() {
@@ -116,7 +116,7 @@
     return 0;
 }
 
-int DHT::ReadHumidity() {
+float DHT::ReadHumidity() {
     //int v;
 
     switch (_DHTtype) {