75 lines
1.3 KiB
C++
75 lines
1.3 KiB
C++
//
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// FILE: SHT31_async.ino
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// AUTHOR: Rob Tillaart
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// PURPOSE: demo async interface
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// URL: https://github.com/RobTillaart/SHT31
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#include "Wire.h"
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#include "SHT31.h"
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#define SHT31_ADDRESS 0x44
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uint32_t start;
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uint32_t stop;
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uint32_t cnt;
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SHT31 sht; // use default address and Wire
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void setup()
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{
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// while(!Serial); // uncomment if needed
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Serial.begin(115200);
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Serial.println();
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Serial.println(__FILE__);
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Serial.print("SHT31_LIB_VERSION: \t");
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Serial.println(SHT31_LIB_VERSION);
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Serial.println();
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Wire.begin();
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Wire.setClock(100000);
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sht.begin();
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uint16_t stat = sht.readStatus();
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Serial.print(stat, HEX);
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Serial.println();
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sht.requestData();
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cnt = 0;
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}
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void loop()
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{
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if (sht.dataReady())
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{
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start = micros();
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bool success = sht.readData(); // default = true = fast
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stop = micros();
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sht.requestData(); // request for next sample
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Serial.print("\t");
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Serial.print(stop - start);
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Serial.print("\t");
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if (success == false)
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{
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Serial.println("Failed read");
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}
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else
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{
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Serial.print(sht.getTemperature(), 1);
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Serial.print("\t");
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Serial.print(sht.getHumidity(), 1);
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Serial.print("\t");
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Serial.println(cnt);
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cnt = 0;
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}
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}
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cnt++; // simulate other activity
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}
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// -- END OF FILE --
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