scd4x #1

Merged
mathieu merged 5 commits from scd4x into master 2023-11-28 23:12:29 +01:00
7 changed files with 105 additions and 2 deletions

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@ -14,8 +14,6 @@
//Use Default i2c pin GPIO4(D2): SDA, GPIO5(D1):SCL //Use Default i2c pin GPIO4(D2): SDA, GPIO5(D1):SCL
#define SEALEVELPRESSURE_HPA (1013.25) #define SEALEVELPRESSURE_HPA (1013.25)
#include <SFE_BMP180.h>
#include "debug_sketch.h"
int BME680GetMeasure(float &t, float &p, float &h, float &g, float &a); int BME680GetMeasure(float &t, float &p, float &h, float &g, float &a);
int BME680Setup(); int BME680Setup();

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@ -21,6 +21,9 @@
#define TELEINFO_IINST_FEED_FORMAT "/feeds/%s/%s/teleinfo/iinst" #define TELEINFO_IINST_FEED_FORMAT "/feeds/%s/%s/teleinfo/iinst"
#define TELEINFO_PAPP_FEED_FORMAT "/feeds/%s/%s/teleinfo/papp" #define TELEINFO_PAPP_FEED_FORMAT "/feeds/%s/%s/teleinfo/papp"
#define TELEINFO_BASE_FEED_FORMAT "/feeds/%s/%s/teleinfo/base" #define TELEINFO_BASE_FEED_FORMAT "/feeds/%s/%s/teleinfo/base"
#define SCD4X_TEMPERATURE_FEED_FORMAT "/feeds/%s/%s/scd4x/temperature"
#define SCD4X_HUMIDITY_FEED_FORMAT "/feeds/%s/%s/scd4x/humidity"
#define SCD4X_CO2_FEED_FORMAT "/feeds/%s/%s/scd4x/co2"
#ifndef CONFIG_DISABLE_MQTT #ifndef CONFIG_DISABLE_MQTT
#include "Adafruit_MQTT.h" #include "Adafruit_MQTT.h"

23
WifiControlSensor/SCD4X.h Normal file
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@ -0,0 +1,23 @@
#pragma once
#ifdef CONFIG_ENABLE_SCD4X
#include "debug_sketch.h"
int SCD4XGetMeasure(float &t, float &h, uint16_t &co2);
int SCD4XSetup();
bool SCD4XIsConnected();
#else
int SCD4XGetMeasure(float &, float &, uint16_t &)
{
return -1;
};
int SCD4XSetup()
{
SKETCH_DEBUG_PRINTLN("SCD4X is disabled at build time");
return -1;
};
bool SCD4XIsConnected()
{
return false;
};
#endif

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@ -0,0 +1,61 @@
#ifdef CONFIG_ENABLE_SCD4X
#include "SCD4X.h"
#include <Arduino.h>
#include <SensirionI2CScd4x.h>
#include <Wire.h>
SensirionI2CScd4x scd4x;
int SCD4XConnected = 0;
int SCD4XSetup()
{
Wire.begin();
scd4x.begin(Wire);
// Stop previous measurement
uint16_t error = scd4x.stopPeriodicMeasurement();
if (error) {
SKETCH_DEBUG_PRINTLN("Cannot connect to SCD4X");
return -1;
}
// Start new measurement
error = scd4x.startPeriodicMeasurement();
if (error) {
SKETCH_DEBUG_PRINTLN("Cannot start measurement for SCD4X");
return -1;
}
SCD4XConnected = 1;
return 0;
}
int SCD4XGetMeasure(float &temperature, float &humidity, uint16_t &co2)
{
// Read Measurement
bool isDataReady = false;
uint16_t error = scd4x.getDataReadyFlag(isDataReady);
if (error) {
SKETCH_DEBUG_PRINTLN("Error trying to execute getDataReadyFlag() for SCD4X ");
return -1;
}
if (!isDataReady) {
return -1;
}
error = scd4x.readMeasurement(co2, temperature, humidity);
if (error || co2 == 0) {
char errorMsg[256];
SKETCH_DEBUG_PRINT("Error with reading measurement. Error : ");
errorToString(error, errorMsg, sizeof(errorMsg));
SKETCH_DEBUG_PRINTF(" Co2: %d\n", co2);
return -1;
}
return 0;
}
bool SCD4XIsConnected()
{
return SCD4XConnected != 0;
}
#endif

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@ -37,6 +37,9 @@ void WebHandleRoot() {
#ifdef CONFIG_ENABLE_DHT #ifdef CONFIG_ENABLE_DHT
"" + (DHTIsConnected() ? "<h6>DHT</h6>Temperature " + String(dhtTemp, 0) + "C<br/> Humidity " + String(dhtHumidity, 0) + "%<br/>" : "DHT Disconnected" ) + "" "" + (DHTIsConnected() ? "<h6>DHT</h6>Temperature " + String(dhtTemp, 0) + "C<br/> Humidity " + String(dhtHumidity, 0) + "%<br/>" : "DHT Disconnected" ) + ""
#endif #endif
#ifdef CONFIG_ENABLE_SCD4X
"" + (SCD4XIsConnected() ? "<h6>SCD4X</h6>Temperature " + String(SCD4xT, 0) + "C<br/> Humidity " + String(SCD4xH, 0) + "%<br/> CO2 " + String(SCD4xCo2) + "ppm<br/>" : "SCD4X Disconnected" ) + ""
#endif
#ifdef CONFIG_ENABLE_BME680 #ifdef CONFIG_ENABLE_BME680
"" + (BME680IsConnected() ? "<h6>BME680</h6>Temperature " + String(bme680T, 2) + "C<br/> Pressure " + String(bme680P, 2) + "hPa<br/> Humidity " + String(bme680H, 2) + "%<br/> Gaz " + String(bme680G, 2) + "kOhm<br/>" : "BME680 Disconnected" ) + "" "" + (BME680IsConnected() ? "<h6>BME680</h6>Temperature " + String(bme680T, 2) + "C<br/> Pressure " + String(bme680P, 2) + "hPa<br/> Humidity " + String(bme680H, 2) + "%<br/> Gaz " + String(bme680G, 2) + "kOhm<br/>" : "BME680 Disconnected" ) + ""
#endif #endif

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@ -53,6 +53,7 @@
#include "Adafruit_MQTT_Client.h" #include "Adafruit_MQTT_Client.h"
#include "EEPROM.h" #include "EEPROM.h"
#include "Teleinfo.h" #include "Teleinfo.h"
#include "SCD4X.h"
extern "C" { extern "C" {
#include <user_interface.h> #include <user_interface.h>
@ -68,6 +69,8 @@ float dhtTemp, dhtHumidity;
float bme680T, bme680P, bme680H, bme680G, bme680A; float bme680T, bme680P, bme680H, bme680G, bme680A;
float bme680BSECT, bme680BSECP, bme680BSECH, bme680BSECIaq, bme680BSECIaqAcc; float bme680BSECT, bme680BSECP, bme680BSECH, bme680BSECIaq, bme680BSECIaqAcc;
float teleIinst, telePapp, teleBase; float teleIinst, telePapp, teleBase;
float SCD4xT, SCD4xH;
uint16_t SCD4xCo2;
int dryness; int dryness;
uint8_t mode; uint8_t mode;
int reconfig = 0; int reconfig = 0;
@ -296,6 +299,9 @@ void setup()
if(!TeleinfoSetup()){ if(!TeleinfoSetup()){
SKETCH_DEBUG_PRINTLN("Teleinfo init success"); SKETCH_DEBUG_PRINTLN("Teleinfo init success");
} }
if(!SCD4XSetup()){
SKETCH_DEBUG_PRINTLN("SCD4X init success");
}
WebSetupServer(mode); WebSetupServer(mode);
} }
samplingPeriod = conf.samplingPeriod; samplingPeriod = conf.samplingPeriod;
@ -334,6 +340,12 @@ void loop() {
batchInfo.push_back({dhtTemp, TEMPERATURE_DHT_FEED_FORMAT, 0, 0}); batchInfo.push_back({dhtTemp, TEMPERATURE_DHT_FEED_FORMAT, 0, 0});
batchInfo.push_back({dhtHumidity, HUMIDITY_DHT_FEED_FORMAT, 0, 0}); batchInfo.push_back({dhtHumidity, HUMIDITY_DHT_FEED_FORMAT, 0, 0});
} }
if (!SCD4XGetMeasure(SCD4xT, SCD4xH, SCD4xCo2)) {
SKETCH_DEBUG_PRINTF("Current %f°C %f Humidity, Current C02 %d\n", SCD4xT, SCD4xH, SCD4xCo2);
batchInfo.push_back({SCD4xT, SCD4X_TEMPERATURE_FEED_FORMAT, 0, 0});
batchInfo.push_back({SCD4xH, SCD4X_HUMIDITY_FEED_FORMAT, 0, 0});
batchInfo.push_back({(float)SCD4xCo2, SCD4X_CO2_FEED_FORMAT, 0, 0});
}
if (!DryGetMeasure(dryness)) { if (!DryGetMeasure(dryness)) {
SKETCH_DEBUG_PRINTF("Current dryness %d %%\n", (dryness * 100) / 1024); SKETCH_DEBUG_PRINTF("Current dryness %d %%\n", (dryness * 100) / 1024);
batchInfo.push_back({(float)dryness, DRY_FEED_FORMAT, 0, 0}); batchInfo.push_back({(float)dryness, DRY_FEED_FORMAT, 0, 0});

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@ -36,6 +36,9 @@
//If the dry sensor is powered by a GPIO, this GPIO could be defined here //If the dry sensor is powered by a GPIO, this GPIO could be defined here
//#define CONFIG_DRY_POWER_PIN 13 //#define CONFIG_DRY_POWER_PIN 13
//Advised CONFIG_SAMPLING_PERIOD_MS is 5s for this sensor
//#define CONFIG_ENABLE_SCD4X
// Enable light sleep to save some power (http://bbs.espressif.com/viewtopic.php?f=6&t=133&p=485&hilit=sleep+modem#p485) // Enable light sleep to save some power (http://bbs.espressif.com/viewtopic.php?f=6&t=133&p=485&hilit=sleep+modem#p485)
#define CONFIG_ENABLE_POWER_SAVE #define CONFIG_ENABLE_POWER_SAVE