89 lines
1.5 KiB
C++
89 lines
1.5 KiB
C++
//
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// FILE: SHT31_getSerialNumber.ino
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// AUTHOR: Rob Tillaart
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// PURPOSE: demo Serial Number
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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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SHT31 sht(SHT31_ADDRESS); // uses explicit address
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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("STATUS:\t");
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Serial.print(stat, HEX);
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Serial.println();
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delay(100);
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uint32_t sn = 0;
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bool b;
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start = micros();
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b = sht.getSerialNumber(sn, true);
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stop = micros();
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Serial.println("FAST:\ttrue");
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Serial.print("TIME:\t");
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Serial.println(stop - start);
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if (b)
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{
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Serial.print("SN:\t");
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Serial.println(sn);
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}
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else
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{
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Serial.print("ERROR:\t");
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Serial.println(sht.getError(), HEX);
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}
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delay(100);
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start = micros();
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b = sht.getSerialNumber(sn, false);
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stop = micros();
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Serial.println("FAST:\tfalse");
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Serial.print("TIME:\t");
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Serial.println(stop - start);
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if (b)
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{
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Serial.print("SN:\t");
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Serial.println(sn);
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}
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else
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{
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Serial.print("ERROR:\t");
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Serial.println(sht.getError(), HEX);
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}
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Serial.println("\ndone...");
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}
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void loop()
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{
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}
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// -- END OF FILE --
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