sensoresp/include/sensor_radar.cpp

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2021-11-04 18:25:31 +00:00
// High/Low Output Radar Sensor
// For example: RCWL-0516 (needs 5v input (gnd, vin), 3.3v output level. high for 2seconds when movement detected)
#include "sensor_radar.h"
Sensor_Radar::Sensor_Radar(int pin)
{
radarpin=pin;
}
void Sensor_Radar::init() //Things to be done during setup()
{
Serial.println("initializing Radar");
pinMode(radarpin, INPUT_PULLUP);
init_ok=true;
}
//Also called during setup()
void Sensor_Radar::setSettings(unsigned long senddelaymax, unsigned long readdelay)
{
data.senddelaymax=senddelaymax;
data.readdelay=readdelay;
}
//Called during setup
void Sensor_Radar::advertise(HomieNode& p_sensorNode)
{
sensorNode = &p_sensorNode;
sensorNode->advertise("radar");
}
void Sensor_Radar::sensorloop()
{
if (init_ok) {
sensordata &d=data;
bool _changed=false;
if (millis() >= (d.lastreadtime+d.readdelay)) {
if (digitalRead(radarpin) != (d.value>0)){
_changed=true;
}
d.lastreadtime=millis();
}
if (_changed || millis() >= (d.lastsent+d.senddelaymax)) { //send current value after some long time
Serial.print("Sending motion radar. reason=");
if (_changed) Serial.println("change"); else Serial.println("time");
if (digitalRead(radarpin)){
Homie.getLogger() << "radar " << ": " << "true" << endl;
sensorNode->setProperty("radar").send(String("true"));
d.value=true;
}else{
Homie.getLogger() << "motion " << ": " << "false" << endl;
sensorNode->setProperty("radar").send(String("false"));
d.value=false;
}
d.lastsent=millis();
}
}
}