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Change initial HIGH delay, fix comments in examples

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This commit is contained in:
Phillip Burgess 2019-01-28 17:05:54 -08:00
parent d26e8ec729
commit d6488c1fbe
4 changed files with 10 additions and 6 deletions
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2
DHT.cpp
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@ -171,7 +171,7 @@ bool DHT::read(bool force) {
pinMode(_pin, INPUT_PULLUP); pinMode(_pin, INPUT_PULLUP);
// Now start reading the data line to get the value from the DHT sensor. // Now start reading the data line to get the value from the DHT sensor.
delayMicroseconds(60); // Delay a bit to let sensor pull data line low. delayMicroseconds(40); // Delay a bit to let sensor pull data line low.
// Turn off interrupts temporarily because the next sections // Turn off interrupts temporarily because the next sections
// are timing critical and we don't want any interruptions. // are timing critical and we don't want any interruptions.

6
examples/DHT_Unified_Sensor/DHT_Unified_Sensor.ino
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@ -5,13 +5,15 @@
// REQUIRES the following Arduino libraries: // REQUIRES the following Arduino libraries:
// - DHT Sensor Library: https://github.com/adafruit/DHT-sensor-library // - DHT Sensor Library: https://github.com/adafruit/DHT-sensor-library
// - Adafruit Unified Sensor Library: https://github.com/adafruit/Adafruit_Sensor // - Adafruit Unified Sensor Lib: https://github.com/adafruit/Adafruit_Sensor
#include <Adafruit_Sensor.h> #include <Adafruit_Sensor.h>
#include <DHT.h> #include <DHT.h>
#include <DHT_U.h> #include <DHT_U.h>
#define DHTPIN 2 // Pin connected to the DHT sensor. #define DHTPIN 2 // Digital pin connected to the DHT sensor
// Feather HUZZAH ESP8266 note: use pins 3, 4, 5, 12, 13 or 14 --
// Pin 15 can work but DHT must be disconnected during program upload.
// Uncomment the type of sensor in use: // Uncomment the type of sensor in use:
//#define DHTTYPE DHT11 // DHT 11 //#define DHTTYPE DHT11 // DHT 11

6
examples/DHTtester/DHTtester.ino
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@ -3,11 +3,13 @@
// REQUIRES the following Arduino libraries: // REQUIRES the following Arduino libraries:
// - DHT Sensor Library: https://github.com/adafruit/DHT-sensor-library // - DHT Sensor Library: https://github.com/adafruit/DHT-sensor-library
// - Adafruit Unified Sensor Library: https://github.com/adafruit/Adafruit_Senso // - Adafruit Unified Sensor Lib: https://github.com/adafruit/Adafruit_Sensor
#include "DHT.h" #include "DHT.h"
#define DHTPIN 2 // what digital pin we're connected to #define DHTPIN 2 // Digital pin connected to the DHT sensor
// Feather HUZZAH ESP8266 note: use pins 3, 4, 5, 12, 13 or 14 --
// Pin 15 can work but DHT must be disconnected during program upload.
// Uncomment whatever type you're using! // Uncomment whatever type you're using!
//#define DHTTYPE DHT11 // DHT 11 //#define DHTTYPE DHT11 // DHT 11

2
library.properties
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@ -1,5 +1,5 @@
name=DHT sensor library name=DHT sensor library
version=1.3.1 version=1.3.2
author=Adafruit author=Adafruit
maintainer=Adafruit <info@adafruit.com> maintainer=Adafruit <info@adafruit.com>
sentence=Arduino library for DHT11, DHT22, etc Temp & Humidity Sensors sentence=Arduino library for DHT11, DHT22, etc Temp & Humidity Sensors