mirror/DHT-sensor-library
1
0
Fork 0
mirror of https://github.com/adafruit/DHT-sensor-library.git synced 2023-10-23 22:20:38 +03:00
Code Issues Projects Releases Wiki Activity

Merge pull request #112 from SConaway/patch-1

Browse Source 
Read Temp and Humidity if not specified
This commit is contained in:
Paint Your Dragon 2019-01-11 16:33:11 -08:00 committed by GitHub
commit bf86a4068c
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 9 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

10
DHT.cpp
View File

@ -19,7 +19,7 @@ DHT::DHT(uint8_t pin, uint8_t type, uint8_t count) {
_maxcycles = microsecondsToClockCycles(1000); // 1 millisecond timeout for
// reading pulses from DHT sensor.
// Note that count is now ignored as the DHT reading algorithm adjusts itself
// basd on the speed of the processor.
// based on the speed of the processor.
}
void DHT::begin(void) {
@ -92,7 +92,13 @@ float DHT::readHumidity(bool force) {
}
//boolean isFahrenheit: True == Fahrenheit; False == Celcius
float DHT::computeHeatIndex(float temperature, float percentHumidity, bool isFahrenheit) {
float DHT::computeHeatIndex(isFahrenheit) {
float hi = self.computeHeatIndex(self.readTemperature(isFahrenheit), self.readHumidity(), isFahrenheit);
return isFahrenheit ? hi : convertFtoC(hi);
}
//boolean isFahrenheit: True == Fahrenheit; False == Celcius
float DHT::computeHeatIndex(float temperature, floast percentHumidity, bool isFahrenheit) {
// Using both Rothfusz and Steadman's equations
// http://www.wpc.ncep.noaa.gov/html/heatindex_equation.shtml
float hi;

1
DHT.h
View File

@ -43,6 +43,7 @@ class DHT {
float readTemperature(bool S=false, bool force=false);
float convertCtoF(float);
float convertFtoC(float);
float computeHeatIndex(bool isFahrenheit=true);
float computeHeatIndex(float temperature, float percentHumidity, bool isFahrenheit=true);
float readHumidity(bool force=false);
bool read(bool force=false);