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https://github.com/RobTillaart/Arduino.git
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73 lines
1.3 KiB
C++
73 lines
1.3 KiB
C++
//
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// FILE: ADS_continuous.ino
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// AUTHOR: Rob.Tillaart
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// PURPOSE: read analog input
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// URL: https://github.com/RobTillaart/ADS1X15
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// test
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// connect 1 potmeter
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//
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// GND ---[ x ]------ 5V
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// |
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//
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// measure at x (connect to AIN0).
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//
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// See https://github.com/RobTillaart/ADS1X15/issues/49
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//
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#include "ADS1X15.h"
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// choose your sensor
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// ADS1013 ADS(0x48);
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// ADS1014 ADS(0x48);
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// ADS1015 ADS(0x48);
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// ADS1113 ADS(0x48);
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// ADS1114 ADS(0x48);
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ADS1115 ADS(0x48);
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uint16_t count = 0;
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uint16_t value = 0;
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uint16_t prev = 0;
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uint32_t lastTime = 0;
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uint32_t lastSample = 0;
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void setup()
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{
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Serial.begin(500000);
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Serial.println(__FILE__);
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Serial.print("ADS1X15_LIB_VERSION: ");
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Serial.println(ADS1X15_LIB_VERSION);
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ADS.begin();
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ADS.setGain(0); // 6.144 volt
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ADS.setDataRate(7); // 0 = slow 4 = medium 7 = fast
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ADS.setMode(0); // continuous mode
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ADS.readADC(0); // first read to trigger
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}
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void loop()
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{
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uint32_t now = micros();
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if (now - lastSample >= 1160) // almost exact 860 SPS
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{
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lastSample = now;
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value = ADS.getValue();
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count++;
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Serial.print(count);
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Serial.print("\t");
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Serial.println(value);
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}
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if (now - 1000000 >= lastTime)
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{
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lastTime = now;
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count = 0;
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}
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}
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// -- END OF FILE --
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