2024 DigiKey创意大赛】职场提神法宝项目-ESP32-C6多协议获取传感器数据
本帖最后由 eew_cT3H5d 于 2024-10-26 22:35 编辑<p>先看效果：硬件连接，温湿度、光照、TVOC、二氧化碳传感器通过QWIIC连接，PM2.5传感器通过串口0连接</p>
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<p>获取传感器相关数据：</p>
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<p>程序源码：</p>
<pre>
<code>#include <Wire.h>
#include "Adafruit_SHT4x.h"
Adafruit_SHT4x sht4 = Adafruit_SHT4x();
#include <Adafruit_SCD30.h>
Adafruit_SCD30scd30;
#include "Adafruit_SGP30.h"
Adafruit_SGP30 sgp;
#include "Adafruit_LTR329_LTR303.h"
Adafruit_LTR329 ltr = Adafruit_LTR329();
#include <Arduino.h>
#include <SensirionUartSen44.h>
#define SENSOR_SERIAL_INTERFACE Serial0
SensirionUartSen44 sen44;
void setup() {
Serial.begin(115200);
sht4.begin();
sht4.setPrecision(SHT4X_HIGH_PRECISION);
sht4.setHeater(SHT4X_NO_HEATER);
scd30.begin();
sgp.begin();
ltr.begin();
ltr.setGain(LTR3XX_GAIN_2);
ltr.setIntegrationTime(LTR3XX_INTEGTIME_100);
ltr.setMeasurementRate(LTR3XX_MEASRATE_200);
SENSOR_SERIAL_INTERFACE.begin(115200);
sen44.begin(SENSOR_SERIAL_INTERFACE);
sen44.startMeasurement();
}
void loop() {
sensors_event_t humidity, temp;
uint16_t visible_plus_ir, infrared,co2,tvoc;
uint16_t SEN44_error;
uint16_t massConcentrationPm1p0;
uint16_t massConcentrationPm2p5;
uint16_t massConcentrationPm4p0;
uint16_t massConcentrationPm10p0;
float vocIndex;
float ambientHumidity;
float ambientTemperature;
sht4.getEvent(&humidity, &temp);
if (scd30.dataReady()){co2 = scd30.CO2;}
if (sgp.IAQmeasure()) { tvoc = sgp.TVOC;}
if (ltr.newDataAvailable()) {ltr.readBothChannels(visible_plus_ir, infrared);}
SEN44_error = sen44.readMeasuredMassConcentrationAndAmbientValues(
massConcentrationPm1p0, massConcentrationPm2p5, massConcentrationPm4p0,
massConcentrationPm10p0, vocIndex, ambientHumidity, ambientTemperature);
Serial.print("A");Serial.print(temp.temperature);Serial.print("B");Serial.print(humidity.relative_humidity);
Serial.print("C");Serial.print(scd30.CO2, 3);Serial.print("D");Serial.print(sgp.TVOC);
Serial.print("E");Serial.print(massConcentrationPm2p5);Serial.print("F");Serial.print(vocIndex);Serial.println("@");
delay(1000);
}</code></pre>
<p> </p>
<p>系统框图：</p>
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