53 lines
1.6 KiB
C++
53 lines
1.6 KiB
C++
/*
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Copyright 2018 Bert Melis
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Permission is hereby granted, free of charge, to any person obtaining a
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copy of this software and associated documentation files (the
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"Software"), to deal in the Software without restriction, including
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without limitation the rights to use, copy, modify, merge, publish,
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distribute, sublicense, and/or sell copies of the Software, and to
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permit persons to whom the Software is furnished to do so, subject to
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the following conditions:
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The above copyright notice and this permission notice shall be included
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in all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
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OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
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CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
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*/
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#include <Arduino.h>
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#include <Ticker.h>
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#include <esp32DHT.h>
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Ticker ticker;
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DHT22 sensor;
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// DHT11 sensor; // DHT11 also works!
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void readDHT() {
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sensor.read();
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}
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void setup() {
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Serial.begin(74880);
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sensor.setup(23); // pin 23 is DATA, RMT channel defaults to channel 0 and 1
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sensor.onData([](float humidity, float temperature) {
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Serial.printf("Temp: %g°C\nHumid: %g%%\n", temperature,humidity);
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});
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sensor.onError([](uint8_t error) {
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Serial.printf("Sensor error: %s", sensor.getError());
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});
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ticker.attach(30, readDHT);
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}
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void loop() {
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}
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