69 lines
1.7 KiB
C++
69 lines
1.7 KiB
C++
#include "VOC_sensor.h"
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Adafruit_SGP30 sgp;
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uint8_t VOC_samples = 3600 / g_pms_report_period;
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#define VOC_MIN 0
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#define VOC_MAX 10000
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#define VOC_INTERVAL 120000 //ms
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uint32_t lastVOCtime = 0;
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//sensors
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AQSSensor SGP30_tvoc("TVOC", SGP30_TVOC, "ppb", device_name, VOC_samples, VOC_MIN, VOC_MAX);
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AQSSensor SGP30_eco2("eCO2", SGP30_eCO2, "ppm", device_name, VOC_samples, VOC_MIN, VOC_MAX);
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AQSSensor SGP30_rawh2("Raw_H2", SGP30_rawH2, "#", device_name, VOC_samples, VOC_MIN, VOC_MAX);
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AQSSensor SGP30_rawethanol("Raw_Ethanol", SGP30_rawEthanol, "#", device_name, VOC_samples, VOC_MIN, VOC_MAX);
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void initVOCsensor(void)
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{
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Serial.println("VOCSensor: Init SGP30: ");
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if (!sgp.begin())
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{
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Serial.println("VOCSensor: Init Failed (SGP30 not found)");
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}
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else
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{
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Serial.printf("VOCSensor: serial =0x%X%X%X\n", sgp.serialnumber[0], sgp.serialnumber[1], sgp.serialnumber[2]);
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addSensorToList(&SGP30_tvoc);
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addSensorToList(&SGP30_eco2);
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addSensorToList(&SGP30_rawh2);
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addSensorToList(&SGP30_rawethanol);
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sgp.IAQmeasure();
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sgp.IAQmeasureRaw();
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Serial.println("VOCSensor: Init OK");
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}
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}
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void handleVOCsensor(void)
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{
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uint32_t timenow = millis();
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if ((timenow - lastVOCtime > VOC_INTERVAL) || !lastVOCtime)
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{
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if (!sgp.IAQmeasure())
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{
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Serial.println("VOCSensor: Measurement failed");
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return;
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}
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SGP30_tvoc.set(sgp.TVOC);
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SGP30_eco2.set(sgp.eCO2);
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SGP30_tvoc.publish();
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SGP30_eco2.publish();
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if (!sgp.IAQmeasureRaw())
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{
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Serial.println("VOCSensor: Raw Measurement failed");
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return;
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}
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SGP30_rawethanol.set(sgp.rawEthanol);
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SGP30_rawh2.set(sgp.rawH2);
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SGP30_rawethanol.publish();
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SGP30_rawh2.publish();
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lastVOCtime = timenow;
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}
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} |