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1693a84cf3
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bd25dc9b7c
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@ -1,90 +0,0 @@
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// High/Low Output LDR Sensor
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// For example: RCWL-0516 (needs 5v input (gnd, vin), 3.3v output level. high for 2seconds when movement detected)
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#include "sensor_ldr.h"
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Sensor_LDR::Sensor_LDR(int p)
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{
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pin=p;
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sensordata data;
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}
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void Sensor_LDR::init() //Things to be done during setup()
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{
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Serial.println("initializing LDR");
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pinMode(pin, INPUT);
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analogRead(pin); //first reading could be false
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init_ok=true;
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}
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//Also called during setup()
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void Sensor_LDR::setSettings(float minchange, unsigned long senddelaymax, unsigned long readdelay)
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{
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data.minchange=minchange;
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data.senddelaymax=senddelaymax;
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data.readdelay=readdelay;
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}
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//Called during setup
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void Sensor_LDR::advertise(HomieNode& p_sensorNode)
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{
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sensorNode = &p_sensorNode;
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sensorNode->advertise("light");
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}
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void Sensor_LDR::sensorloop()
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{
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if (init_ok) {
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sensordata &d=data;
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bool _changed=false;
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if (millis() >= (d.lastreadtime+d.readdelay)) {
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d.value = get_lux(in_ldr, out_ldr, LDR_ARRAYSIZE)/10.0; //read light level in lux
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if (fabs(d.lastsentvalue-d.value)>=d.minchange){
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_changed=true;
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}
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d.lastreadtime=millis();
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}
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if (_changed || millis() >= (d.lastsent+d.senddelaymax)) {
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Serial.print("Sending LDR. reason=");
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if (_changed) Serial.println("change"); else Serial.println("time");
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Homie.getLogger() << "light " << ": " << d.value << endl;
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sensorNode->setProperty("light").send(String(d.value));
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d.lastsentvalue=d.value;
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d.lastsent=millis();
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}
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}
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}
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//////////////////////////////////////////////////////////////////////////////
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// Calculate lux based on rawADC reading from LDR returns value in lux/10
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//////////////////////////////////////////////////////////////////////////////
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//quelle: https://groups.google.com/forum/#!topic/souliss/1kMAltPB2ME[1-25]
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int Sensor_LDR::get_lux(const unsigned int* _in, const unsigned int* _out, byte size)
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{
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// take care the value is within range
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// val = constrain(val, _in[0], _in[size-1]);
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unsigned int val = analogRead(pin);
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#ifdef DEBUG //DEBUG++++++++++++++++
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Serial.print("LDR RAW=: ");
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Serial.println(val);
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#endif
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if (val <= _in[0]) return _out[0];
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if (val >= _in[size-1]) return _out[size-1];
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// search right interval
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byte pos = 1; // _in[0] allready tested
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while(val > _in[pos]) pos++;
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// this will handle all exact "points" in the _in array
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if (val == _in[pos]) return _out[pos];
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// interpolate in the right segment for the rest
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return map(val, _in[pos-1], _in[pos], _out[pos-1], _out[pos]);
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}
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@ -1,45 +0,0 @@
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#ifndef SENSOR_LDR_H
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#define SENSOR_LDR_H
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#include "sensordata.h"
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#include <Homie.h>
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class Sensor_LDR
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{
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private:
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HomieNode *sensorNode; //reference to HomieNode
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int pin;
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struct sensordata data; //struct values are changed in setup()
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int get_lux(const unsigned int* _in, const unsigned int* _out, byte size);
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//wemos d1 mini, black wire of ldr connects to A0 with 10k to gnd. red wire connects with 1k to gnd and 2k2 to 3v3
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#ifdef SENSOR_LDR_CALIB_1
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#define LDRARRAYSIZE 18
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const unsigned int out_ldr[18] = {0, 30, 50, 60, 130, 170, 250, 420, 780, 1300,2600, 5000, 5350, 7700, 10900, 12000, 17000,20000}; // x10 (i.e. gets later divided by 10)
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const unsigned int in_ldr[18] = {0, 12, 100, 150, 350, 400, 450, 650, 730, 780, 840, 930, 948 , 970, 993, 1005, 1019, 1023}; // 0 - 1023
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#endif
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bool init_ok;
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public:
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Sensor_LDR(int p);
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void init();
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void setSettings(float minchange, unsigned long senddelaymax, unsigned long readdelay);
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void advertise(HomieNode& p_sensorNode);
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void sensorloop();
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};
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#endif
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@ -1,169 +0,0 @@
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#include "sensor_mhz19b.h"
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Sensor_MHZ19B::Sensor_MHZ19B(int prx,int ptx)
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{
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pin_rx=prx;
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pin_tx=ptx;
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/*
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* MHZ19 Library: https://platformio.org/lib/show/1620/SevSegSPI
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* Software Serial Library: https://platformio.org/lib/show/168/EspSoftwareSerial
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*/
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// SW Serial
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//SW Serial RX: to mhz19 tx (green cable)
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//SW Serial TX: to mhz19 rx (blue cable)
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//co2 sensor needs 5v. Maybe better to Connect USB 5V directly (not through wemos d1 onboard diode which gives only 4.7V! at '5V' output)
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//if ABC is disabled (see in setup function) sensor should be calibrated manually. leave outdoors (=400ppm) with no direct sunlight for >20min, then connect HD pin to GND for at least 7 seconds.
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/* Pinout (view from top, connector at the bottom)
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* Vin, GND, NC, PWM
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* | | | |
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* /-----------------\
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* | |
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* | |
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* | |
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* | |
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* \-----------------/
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* | | | | |
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* Vo Rx Tx NC HD
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*
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* [Connector]
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*/
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//value will be in [ppm]
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}
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void Sensor_MHZ19B::init() //Things to be done during setup()
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{
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Serial.println("initializing MHZ19B");
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mhz19_swSerial->begin(BAUD_RATE_MHZ19, SWSERIAL_8N1, pin_rx, pin_tx, false, 256);
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mhz19->setSerial(mhz19_swSerial);
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uint8_t mhz19abctries=10;
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while(!mhz19->disableABC() && mhz19abctries>0) { //disable automatic baseline correction (abc does calibration every 24h -> needs to have 400ppm co2 level sometime during that time)
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delay(500); //wait some time for mhz to be initialized
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Serial.print("disableABC Failed! try="); Serial.println(mhz19abctries);
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mhz19abctries--;
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}
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if (mhz19abctries>0) {
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Serial.println("mhz19 abc disabled successfully");
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init_ok=true;
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}
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}
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//Also called during setup()
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void Sensor_MHZ19B::setSettings(float minchange, unsigned long senddelaymax, unsigned long readdelay)
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{
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data.minchange=minchange;
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data.senddelaymax=senddelaymax;
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data.readdelay=readdelay;
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}
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bool Sensor_MHZ19B::mhz19calibrationHandler(const HomieRange& range, const String& value) {
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if (range.isRange) {
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return false; //if range is given but index is not in allowed range
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}
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Homie.getLogger() << "mhz19 calibration " << ": " << value << endl;
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if (value=="zero") {
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mhz19->calibrateZero();
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Homie.getLogger() << "mhz19 calibration " << ": " << value << endl;
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#ifdef STATUSNODE
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sensorNode->setProperty("status").send("MHZ19 Zero Calibration triggered");
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#endif
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} else {
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Homie.getLogger() << "Value outside range" << endl;
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return false;
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}
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return true;
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}
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//Called during setup
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void Sensor_MHZ19B::advertise(HomieNode& p_sensorNode)
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{
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sensorNode = &p_sensorNode;
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sensorNode->advertise("co2");
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#ifdef MHZ19CALIBRATIONTOPIC
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sensorNode->advertise("mhz19calibration").settable(&Sensor_MHZ19B::mhz19calibrationHandler)); //not working!!! TODO: Fix it
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#endif
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}
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void Sensor_MHZ19B::sensorloop()
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{
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if (init_ok) {
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sensordata &d=data;
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bool _changed=false;
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if (millis() >= (d.lastreadtime+d.readdelay)) {
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mhz19_ready=mhz19->isReady();
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//d.value=mhz19->readValue(); //[ppm]
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d.value=mhz19_readValue_reimplemented(mhz19_swSerial, mhz19); //[ppm] reimplemented function to fix no response issue
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Homie.getLogger() << "read co2 " << ": " << d.value << " status=" << mhz19_ready << endl;
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if (fabs(d.lastsentvalue-d.value)>=d.minchange){
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_changed=true;
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}
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d.lastreadtime=millis();
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}
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if (_changed || millis() >= (d.lastsent+d.senddelaymax)) {
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Serial.print("Sending MHZ19. reason=");
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if (_changed) Serial.println("change"); else Serial.println("time");
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Homie.getLogger() << "co2 " << ": " << d.value << endl;
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if (mhz19_ready){ //send no co2 values if not warmed up. can take several miniutes
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sensorNode->setProperty("co2").send(String(d.value));
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}else{
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Homie.getLogger() << "co2 not ready. didnt sent" << endl;
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}
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d.lastsentvalue=d.value;
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d.lastsent=millis();
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}
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}
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}
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byte Sensor_MHZ19B::mhz19_getCheckSum(byte* packet) {
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byte checksum = 0;
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for(uint8_t i = 1; i < 8; i++) {
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checksum += packet[i];
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}
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checksum = 0xff - checksum;
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checksum += 1;
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return checksum;
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}
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int Sensor_MHZ19B::mhz19_readValue_reimplemented(Stream *_streamRef, MHZ19 *_mhz19Ref) { //same function as in mhz19 library from klevytskyi, but with delay between cmd send and response check
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byte CMD_READ[9] = {0xFF, 0x01, 0x86, 0x00, 0x00, 0x00, 0x00, 0x00, 0x79}; // Read command
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unsigned int co2 = -1;
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unsigned char response[9];
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_streamRef->write(CMD_READ, 9);
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unsigned long _startwait=millis();
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while (millis()-_startwait<100) { //wait for mhz19 to send response
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//wait
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}
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if (_streamRef->available()) {
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_streamRef->readBytes(response, 9);
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byte crc = mhz19_getCheckSum(response);
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if (response[0] == 0xFF && response[1] == CMD_READ[2] && response[8] == crc) {
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unsigned int responseHigh = (unsigned int) response[2];
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unsigned int responseLow = (unsigned int) response[3];
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unsigned int ppm = (256*responseHigh) + responseLow;
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co2 = ppm;
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}
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}
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return co2;
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}
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@ -1,52 +0,0 @@
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#ifndef SENSOR_MHZ19B_H
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#define SENSOR_MHZ19B_H
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#include "sensordata.h"
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#include <Homie.h>
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#include <SoftwareSerial.h>
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#include <MHZ19.h>
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class Sensor_MHZ19B
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{
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private:
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HomieNode *sensorNode; //reference to HomieNode
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struct sensordata data; //struct values are changed in setup()
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int pin_rx;
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int pin_tx;
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bool init_ok;
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int mhz19_readValue_reimplemented(Stream *_streamRef, MHZ19 *_mhz19Ref);
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byte mhz19_getCheckSum(byte* packet);
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bool mhz19_ready;
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MHZ19 *mhz19;
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SoftwareSerial *mhz19_swSerial;
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#define BAUD_RATE_MHZ19 9600
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//#define MHZ19CALIBRATIONTOPIC //TODO: fix it
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public:
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Sensor_MHZ19B(int prx, int ptx);
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void init();
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void setSettings(float minchange, unsigned long senddelaymax, unsigned long readdelay);
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void advertise(HomieNode& p_sensorNode);
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void sensorloop();
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bool mhz19calibrationHandler(const HomieRange& range, const String& value);
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};
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#endif
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@ -82,6 +82,8 @@ monitor_port = /dev/ttyUSB0
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monitor_speed = 115200
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build_flags =
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-D SENSOR_HCSR501
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-D SENSOR_HCSR501_PIN=D0
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-D SENSOR_RADAR
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@ -89,10 +91,6 @@ build_flags =
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-D SENSOR_RADAR_readdelay=100
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-D SENSOR_RADAR_senddelaymax=1000*60*10
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-D SENSOR_LDR
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-D SENSOR_LDR_PIN=A0
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-D SENSOR_LDR_CALIB_1
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lib_deps =
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ArduinoJson@6.16.1 #dependency of homie. using older version because of "ambiguous overload for operator|" error
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@ -121,10 +119,11 @@ build_flags =
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-D SENSOR_HCSR501_PIN=D6
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-D SENSOR_LDR
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-D SENSOR_LDR_CALIB_1
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-D SENSOR_LDR_PIN=A0
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-D SENSOR_LDR_minchange=10.0
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-D SENSOR_LDR_senddelaymax=1000*60*1
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-D SENSOR_LDR_CALIB1
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-D LDR_PIN=A0
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-D dataLDR_minchange=10.0
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-D dataLDR_readdelay=1000*2
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-D dataLDR_senddelaymax=1000*60*1
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||||
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||||
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||||
lib_deps =
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||||
|
|
@ -144,11 +143,11 @@ monitor_port = /dev/ttyUSB0
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monitor_speed = 115200
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||||
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||||
build_flags =
|
||||
-D SENSOR_MHZ19B
|
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-D SENSOR_MHZ19B_SERIAL_RX=D5
|
||||
-D SENSOR_MHZ19B_SERIAL_TX=D6
|
||||
-D SENSOR_MHZ19B_minchange=10
|
||||
-D SENSOR_MHZ19B_readdelay=10*1000
|
||||
-D SENSOR_MHZ19
|
||||
-D MHZ19_SERIAL_RX=D5
|
||||
-D MHZ19_SERIAL_TX=D6
|
||||
-D dataMHZ19_minchange=10
|
||||
-D dataMHZ19_readdelay=10*1000
|
||||
|
||||
-D SENSOR_SDS018
|
||||
-D SDS018_SERIAL_RX=D7
|
||||
|
|
@ -203,7 +202,7 @@ monitor_speed = 115200
|
|||
|
||||
build_flags =
|
||||
-D SENSOR_DHT22
|
||||
-D SENSOR_DHT22_PIN=D7
|
||||
-D DHTPIN=D7
|
||||
-D dataDHT22_temperature_minchange=0.2
|
||||
-D dataDHT22_humidity_minchange=1.0
|
||||
|
||||
|
|
@ -214,11 +213,11 @@ build_flags =
|
|||
-D dataBH1750_minchange=10.0
|
||||
-D dataBH1750_senddelaymax=1000*60*2
|
||||
|
||||
-D SENSOR_MHZ19B
|
||||
-D SENSOR_MHZ19B_SERIAL_RX=D5
|
||||
-D SENSOR_MHZ19B_SERIAL_TX=D6
|
||||
-D SENSOR_MHZ19B_minchange=10
|
||||
-D SENSOR_MHZ19B_readdelay=10*1000
|
||||
-D SENSOR_MHZ19
|
||||
-D MHZ19_SERIAL_RX=D5
|
||||
-D MHZ19_SERIAL_TX=D6
|
||||
-D dataMHZ19_minchange=10
|
||||
-D dataMHZ19_readdelay=10*1000
|
||||
|
||||
lib_deps =
|
||||
adafruit/DHT sensor library@1.3.10
|
||||
|
|
|
|||
307
src/main.cpp
307
src/main.cpp
|
|
@ -173,33 +173,67 @@
|
|||
#endif
|
||||
#endif
|
||||
|
||||
#ifdef SENSOR_LDR
|
||||
#include "sensor_ldr.cpp"
|
||||
Sensor_LDR sensor_ldr(SENSOR_LDR_PIN);
|
||||
|
||||
#ifndef SENSOR_LDR_minchange
|
||||
#define SENSOR_LDR_minchange 10.0
|
||||
#endif
|
||||
#ifndef SENSOR_LDR_senddelaymax
|
||||
#define SENSOR_LDR_senddelaymax 1000*60*1
|
||||
#endif
|
||||
#ifndef SENSOR_LDR_readdelay
|
||||
#define SENSOR_LDR_readdelay 1000*2
|
||||
#ifdef SENSOR_LDR
|
||||
struct sensordata dataLDR;
|
||||
float value_ldr=0;
|
||||
#ifdef SENSOR_LDR_CALIB1
|
||||
#define LDRARRAYSIZE 18
|
||||
//black wire of ldr connects to A0 with 10k to gnd. red wire connects with 1k to gnd and 2k2 to 3v3
|
||||
static const unsigned int out_ldr[] = {0, 30, 50, 60, 130, 170, 250, 420, 780, 1300,2600, 5000, 5350, 7700, 10900, 12000, 17000,20000}; // x10 (i.e. gets later divided by 10)
|
||||
static const unsigned int in_ldr[] = {0, 12, 100, 150, 350, 400, 450, 650, 730, 780, 840, 930, 948 , 970, 993, 1005, 1019, 1023}; // 0 - 1023
|
||||
#endif
|
||||
int get_lux(const unsigned int* _in, const unsigned int* _out, byte size); //for analog ldr light calculation
|
||||
#endif
|
||||
|
||||
#ifdef SENSOR_MHZ19B
|
||||
#include "sensor_mhz19b.cpp"
|
||||
Sensor_MHZ19B sensor_mhz19b(SENSOR_MHZ19B_SERIAL_RX,SENSOR_MHZ19B_SERIAL_TX);
|
||||
#ifdef SENSOR_MHZ19
|
||||
struct sensordata dataMHZ19;
|
||||
/*
|
||||
* MHZ19 Library: https://platformio.org/lib/show/1620/SevSegSPI
|
||||
* Software Serial Library: https://platformio.org/lib/show/168/EspSoftwareSerial
|
||||
|
||||
#ifndef SENSOR_MHZ19B_minchange
|
||||
#define SENSOR_MHZ19B_minchange 10.0
|
||||
*/
|
||||
// SW Serial
|
||||
//SW Serial RX: to mhz19 tx (green cable)
|
||||
//SW Serial TX: to mhz19 rx (blue cable)
|
||||
//co2 sensor needs 5v. Maybe better to Connect USB 5V directly (not through wemos d1 onboard diode which gives only 4.7V! at '5V' output)
|
||||
|
||||
//if ABC is disabled (see in setup function) sensor should be calibrated manually. leave outdoors (=400ppm) with no direct sunlight for >20min, then connect HD pin to GND for at least 7 seconds.
|
||||
/* Pinout (view from top, connector at the bottom)
|
||||
* Vin, GND, NC, PWM
|
||||
* | | | |
|
||||
* /-----------------\
|
||||
* | |
|
||||
* | |
|
||||
* | |
|
||||
* | |
|
||||
* \-----------------/
|
||||
* | | | | |
|
||||
* Vo Rx Tx NC HD
|
||||
*
|
||||
* [Connector]
|
||||
*/
|
||||
|
||||
|
||||
#ifndef SOFTWARESERIAL_H
|
||||
#include <SoftwareSerial.h>
|
||||
#define SOFTWARESERIAL_H
|
||||
#endif
|
||||
#ifndef SENSOR_MHZ19B_senddelaymax
|
||||
#define SENSOR_MHZ19B_senddelaymax 1000*60*10
|
||||
#endif
|
||||
#ifndef SENSOR_MHZ19B_readdelay
|
||||
#define SENSOR_MHZ19B_readdelay 1000*10
|
||||
|
||||
SoftwareSerial mhz19_swSerial;
|
||||
#define BAUD_RATE_MHZ19 9600
|
||||
|
||||
#define MHZ19CALIBRATIONTOPIC
|
||||
|
||||
#include <MHZ19.h>
|
||||
MHZ19 mhz19;
|
||||
bool mhz19_ready=false;
|
||||
int value_co2=-1; //[ppm]
|
||||
|
||||
int mhz19_readValue_reimplemented(Stream *_streamRef, MHZ19 *_mhz19Ref); //declare function
|
||||
|
||||
#ifdef MHZ19CALIBRATIONTOPIC
|
||||
bool mhz19calibrationHandler(const HomieRange& range, const String& value);
|
||||
#endif
|
||||
#endif
|
||||
|
||||
|
|
@ -372,13 +406,41 @@ void setup() {
|
|||
#endif
|
||||
|
||||
#ifdef SENSOR_LDR
|
||||
sensor_ldr.init();
|
||||
sensor_ldr.setSettings(SENSOR_LDR_minchange,SENSOR_LDR_senddelaymax,SENSOR_LDR_readdelay);
|
||||
Serial.println("initializing ldr");
|
||||
pinMode(LDR_PIN, INPUT); //ldr
|
||||
#ifdef dataLDR_readdelay
|
||||
dataLDR.readdelay=dataLDR_readdelay;
|
||||
#endif
|
||||
#ifdef dataLDR_senddelaymax
|
||||
dataLDR.senddelaymax=dataLDR_senddelaymax;
|
||||
#endif
|
||||
#ifdef dataLDR_minchange
|
||||
dataLDR.minchange=dataLDR_minchange;
|
||||
#endif
|
||||
#endif
|
||||
|
||||
#ifdef SENSOR_MHZ19B
|
||||
sensor_mhz19b.init();
|
||||
sensor_mhz19b.setSettings(SENSOR_MHZ19B_minchange,SENSOR_MHZ19B_senddelaymax,SENSOR_MHZ19B_readdelay);
|
||||
#ifdef SENSOR_MHZ19
|
||||
Serial.println("initializing mhz19");
|
||||
#ifdef dataMHZ19_minchange
|
||||
dataMHZ19.minchange=dataMHZ19_minchange;
|
||||
#endif
|
||||
#ifdef dataMHZ19_readdelay
|
||||
dataMHZ19.readdelay=dataMHZ19_readdelay;
|
||||
#endif
|
||||
|
||||
mhz19_swSerial.begin(BAUD_RATE_MHZ19, SWSERIAL_8N1, MHZ19_SERIAL_RX, MHZ19_SERIAL_TX, false, 256);
|
||||
mhz19.setSerial(&mhz19_swSerial);
|
||||
|
||||
uint8_t mhz19abctries=10;
|
||||
while(!mhz19.disableABC() && mhz19abctries>0) { //disable automatic baseline correction (abc does calibration every 24h -> needs to have 400ppm co2 level sometime during that time)
|
||||
delay(500); //wait some time for mhz to be initialized
|
||||
Serial.print("disableABC Failed! try="); Serial.println(mhz19abctries);
|
||||
mhz19abctries--;
|
||||
}
|
||||
if (mhz19abctries>0) {
|
||||
Serial.println("mhz19 abc disabled successfully");
|
||||
}
|
||||
|
||||
#endif
|
||||
|
||||
|
||||
|
|
@ -508,11 +570,21 @@ void setup() {
|
|||
#endif
|
||||
|
||||
#ifdef SENSOR_LDR
|
||||
sensor_ldr.advertise(sensorNode);
|
||||
sensorNode.advertise("light");
|
||||
analogRead(LDR_PIN); //first reading could be false
|
||||
#endif
|
||||
|
||||
#ifdef SENSOR_MHZ19B
|
||||
sensor_mhz19b.advertise(sensorNode);
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
|
||||
#ifdef SENSOR_MHZ19
|
||||
sensorNode.advertise("co2");
|
||||
#ifdef MHZ19CALIBRATIONTOPIC
|
||||
sensorNode.advertise("mhz19calibration").settable(mhz19calibrationHandler);
|
||||
#endif
|
||||
#endif
|
||||
|
||||
#ifdef SENSOR_SDS018
|
||||
|
|
@ -555,6 +627,72 @@ void loop() {
|
|||
Homie.loop();
|
||||
}
|
||||
|
||||
|
||||
#ifdef SENSOR_LDR
|
||||
void loop_LDR()
|
||||
{
|
||||
sensordata &d=dataLDR;
|
||||
|
||||
bool _changed=false;
|
||||
if (millis() >= (d.lastreadtime+d.readdelay)) {
|
||||
value_ldr = get_lux(in_ldr, out_ldr, LDRARRAYSIZE)/10.0; //read light level in lux
|
||||
if (fabs(d.lastsentvalue-value_ldr)>=d.minchange){
|
||||
_changed=true;
|
||||
}
|
||||
d.lastreadtime=millis();
|
||||
}
|
||||
|
||||
if (_changed || millis() >= (d.lastsent+d.senddelaymax)) {
|
||||
Serial.print("Sending LDR. reason=");
|
||||
if (_changed) Serial.println("change"); else Serial.println("time");
|
||||
checkESPStatus();
|
||||
|
||||
Homie.getLogger() << "light " << ": " << value_ldr << endl;
|
||||
sensorNode.setProperty("light").send(String(value_ldr));
|
||||
d.lastsentvalue=value_ldr;
|
||||
|
||||
d.lastsent=millis();
|
||||
}
|
||||
}
|
||||
#endif
|
||||
|
||||
|
||||
#ifdef SENSOR_MHZ19
|
||||
void loop_MHZ19()
|
||||
{
|
||||
sensordata &d=dataMHZ19;
|
||||
|
||||
bool _changed=false;
|
||||
if (millis() >= (d.lastreadtime+d.readdelay)) {
|
||||
mhz19_ready=mhz19.isReady();
|
||||
//value_co2=mhz19.readValue(); //[ppm]
|
||||
value_co2=mhz19_readValue_reimplemented(&mhz19_swSerial, &mhz19); //[ppm] reimplemented function to fix no response issue
|
||||
Homie.getLogger() << "read co2 " << ": " << value_co2 << " status=" << mhz19_ready << endl;
|
||||
if (fabs(d.lastsentvalue-value_co2)>=d.minchange){
|
||||
_changed=true;
|
||||
}
|
||||
d.lastreadtime=millis();
|
||||
}
|
||||
|
||||
if (_changed || millis() >= (d.lastsent+d.senddelaymax)) {
|
||||
Serial.print("Sending MHZ19. reason=");
|
||||
if (_changed) Serial.println("change"); else Serial.println("time");
|
||||
checkESPStatus();
|
||||
|
||||
Homie.getLogger() << "co2 " << ": " << value_co2 << endl;
|
||||
if (mhz19_ready){ //send no co2 values if not warmed up. can take several miniutes
|
||||
sensorNode.setProperty("co2").send(String(value_co2));
|
||||
}else{
|
||||
Homie.getLogger() << "co2 not ready. didnt sent" << endl;
|
||||
}
|
||||
|
||||
d.lastsentvalue=value_co2;
|
||||
|
||||
d.lastsent=millis();
|
||||
}
|
||||
}
|
||||
#endif
|
||||
|
||||
#ifdef SENSOR_SDS018
|
||||
void loop_SDS018_pm25()
|
||||
{
|
||||
|
|
@ -907,11 +1045,14 @@ void loopHandler() {
|
|||
#endif
|
||||
|
||||
#ifdef SENSOR_LDR
|
||||
sensor_ldr.sensorloop();
|
||||
loop_LDR();
|
||||
#endif
|
||||
|
||||
#ifdef SENSOR_MHZ19B
|
||||
sensor_mhz19b.sensorloop();
|
||||
|
||||
|
||||
|
||||
#ifdef SENSOR_MHZ19
|
||||
loop_MHZ19();
|
||||
#endif
|
||||
|
||||
#ifdef SENSOR_SDS018
|
||||
|
|
@ -952,6 +1093,83 @@ void checkESPStatus()
|
|||
}
|
||||
|
||||
|
||||
//////////////////////////////////////////////////////////////////////////////
|
||||
// Calculate lux based on rawADC reading from LDR returns value in lux/10
|
||||
//////////////////////////////////////////////////////////////////////////////
|
||||
//quelle: https://groups.google.com/forum/#!topic/souliss/1kMAltPB2ME[1-25]
|
||||
#ifdef SENSOR_LDR
|
||||
int get_lux(const unsigned int* _in, const unsigned int* _out, byte size)
|
||||
{
|
||||
|
||||
// take care the value is within range
|
||||
// val = constrain(val, _in[0], _in[size-1]);
|
||||
|
||||
|
||||
unsigned int val = analogRead(LDR_PIN);
|
||||
#ifdef DEBUG //DEBUG++++++++++++++++
|
||||
Serial.print("LDR RAW=: ");
|
||||
Serial.println(val);
|
||||
#endif
|
||||
|
||||
if (val <= _in[0]) return _out[0];
|
||||
if (val >= _in[size-1]) return _out[size-1];
|
||||
|
||||
|
||||
// search right interval
|
||||
byte pos = 1; // _in[0] allready tested
|
||||
while(val > _in[pos]) pos++;
|
||||
|
||||
|
||||
// this will handle all exact "points" in the _in array
|
||||
if (val == _in[pos]) return _out[pos];
|
||||
|
||||
|
||||
|
||||
// interpolate in the right segment for the rest
|
||||
return map(val, _in[pos-1], _in[pos], _out[pos-1], _out[pos]);
|
||||
}
|
||||
#endif
|
||||
|
||||
|
||||
#ifdef SENSOR_MHZ19
|
||||
byte mhz19_getCheckSum(byte* packet) {
|
||||
byte checksum = 0;
|
||||
for(uint8_t i = 1; i < 8; i++) {
|
||||
checksum += packet[i];
|
||||
}
|
||||
checksum = 0xff - checksum;
|
||||
checksum += 1;
|
||||
return checksum;
|
||||
}
|
||||
|
||||
int mhz19_readValue_reimplemented(Stream *_streamRef, MHZ19 *_mhz19Ref) { //same function as in mhz19 library from klevytskyi, but with delay between cmd send and response check
|
||||
byte CMD_READ[9] = {0xFF, 0x01, 0x86, 0x00, 0x00, 0x00, 0x00, 0x00, 0x79}; // Read command
|
||||
unsigned int co2 = -1;
|
||||
unsigned char response[9];
|
||||
_streamRef->write(CMD_READ, 9);
|
||||
|
||||
unsigned long _startwait=millis();
|
||||
while (millis()-_startwait<100) { //wait for mhz19 to send response
|
||||
//wait
|
||||
}
|
||||
|
||||
if (_streamRef->available()) {
|
||||
_streamRef->readBytes(response, 9);
|
||||
|
||||
byte crc = mhz19_getCheckSum(response);
|
||||
|
||||
if (response[0] == 0xFF && response[1] == CMD_READ[2] && response[8] == crc) {
|
||||
unsigned int responseHigh = (unsigned int) response[2];
|
||||
unsigned int responseLow = (unsigned int) response[3];
|
||||
unsigned int ppm = (256*responseHigh) + responseLow;
|
||||
co2 = ppm;
|
||||
}
|
||||
}
|
||||
|
||||
return co2;
|
||||
}
|
||||
#endif
|
||||
|
||||
#ifdef SENSOR_SDS018
|
||||
void readSDS018()
|
||||
{
|
||||
|
|
@ -1021,6 +1239,31 @@ void ICACHE_RAM_ATTR interrupt_raingauge()
|
|||
#endif
|
||||
|
||||
|
||||
/* #################################
|
||||
* ########### topic handler #######
|
||||
*/
|
||||
|
||||
#ifdef MHZ19CALIBRATIONTOPIC
|
||||
bool mhz19calibrationHandler(const HomieRange& range, const String& value) {
|
||||
if (range.isRange) {
|
||||
return false; //if range is given but index is not in allowed range
|
||||
}
|
||||
Homie.getLogger() << "mhz19 calibration " << ": " << value << endl;
|
||||
|
||||
if (value=="zero") {
|
||||
mhz19.calibrateZero();
|
||||
Homie.getLogger() << "mhz19 calibration " << ": " << value << endl;
|
||||
#ifdef STATUSNODE
|
||||
sensorNode.setProperty("status").send("MHZ19 Zero Calibration triggered");
|
||||
#endif
|
||||
} else {
|
||||
Homie.getLogger() << "Value outside range" << endl;
|
||||
return false;
|
||||
}
|
||||
|
||||
return true;
|
||||
}
|
||||
#endif
|
||||
|
||||
|
||||
/*##################################
|
||||
|
|
|
|||
Loading…
Reference in New Issue