combined sourcode for mostly esp8266 sensor iot nodes.
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#ifndef SENSOR_LDR_H
#define SENSOR_LDR_H
#include "sensordata.h"
#include <Homie.h>
class Sensor_LDR
{
private:
HomieNode *sensorNode; //reference to HomieNode
int pin;
struct sensordata data; //struct values are changed in setup()
int get_lux(const unsigned int* _in, const unsigned int* _out, byte size);
//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
#ifdef SENSOR_LDR_CALIB_1
#define SENSOR_LDR_ARRAYSIZE 18
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)
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
#endif
bool init_ok;
public:
Sensor_LDR(int p);
void init();
void setSettings(float minchange, unsigned long senddelaymax, unsigned long readdelay);
void advertise(HomieNode& p_sensorNode);
void sensorloop();
};
#endif