c_globals_structs.ino

#include <system.h>
#include <ESP8266WiFi.h>
#include <WiFiUdp.h>
#include <MQTTClient.h>
#include <DHT.h>
#include "FS.h"
#include <NTPClient.h>
#include <TimeLib.h>

// ---------------------------------------------------
// global variables

// is the log file ready to write?
boolean global_log_enabled = false;

// start time in milli seconds
unsigned long global_startMillis = 0;

// timestamp
String global_timestamp = "<unkown time>";

// for measuring timing
unsigned long global_timingStart = 0;
// contains all the timings
String global_timings = "";

// ---------------------------------------------------
// g_mqtt.ino

WiFiClient global_mqttNet;
MQTTClient global_mqttClient;

// ---------------------------------------------------
// h_wifi.ino

// milliseconds until wifi connection was established
long global_wifiMillis = 0;

// from https://www.bakke.online/index.php/2017/06/24/esp8266-wifi-power-reduction-avoiding-network-scan/
// The ESP8266 RTC memory is arranged into blocks of 4 bytes. The access methods read and write 4 bytes at a time,
// so the RTC data structure should be padded to a 4-byte multiple.
struct {
	uint32_t crc32;   // 4 bytes
	uint8_t channel;  // 1 byte,   5 in total
	uint8_t bssid[6]; // 6 bytes, 11 in total
	uint8_t padding;  // 1 byte,  12 in total
} rtcData;

// ---------------------------------------------------
// i_measure.ino

//ADC_MODE(ADC_TOUT);

// DHT measurement
DHT global_dht(DHTPIN, DHTTYPE);

// ---------------------------------------------------
// j_file.ino

// name of the logfile
String global_logfileName = LOGFILE_NAME;

// buffer for logs until the log is ready
String global_logBuffer = "";

// ---------------------------------------------------
// k_ntp.ino
WiFiUDP global_ntpUDP;
NTPClient global_timeClient(global_ntpUDP, NTP_SERVER, NTP_TIME_OFFSET,
		NTP_UPDATE_INTERVAL);
time_t global_time = 0;

// ---------------------------------------------------
// l_ftp.ino

WiFiClient global_ftpclient;
WiFiClient global_ftpdclient;
char global_ftpoutBuf[128];
char global_ftpoutCount;
IPAddress global_ftpserver(192, 168, 2, 2);

boolean debug = true;

// ---------------------------------------------------
// data structures

// measured values from DHT
struct measured_values_dht {
	boolean couldReadValues;
	float temp;
	float hum;
};

// measured values from battery
struct measured_values_bat {
	int batt;
	double battV;
};