Start to move from Arduino (C/C++) to MicroPython / CircuitPython (teensy=>Feather M0 express)
This commit is contained in:
Pierrick C
parent
f421bda621
commit
01ed6e1658
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#Fichier de configuration du contrôleur du projet
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# Camétéo
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time_step=2000
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data_file=datalog3.csv
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#include "cameteo_teensy.h"
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void stopRPI() {
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//Stop the Raspberry Pi via the MOSFET (grid connected to the RPI_PWR_PIN)
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pinMode(RPI_PWR_PIN, INPUT); //Eteint via le MOSFET
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rpi_status = false;
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}
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bool isStartedPI() {
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//Return true if the R-Pi respond to an simple request
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return rpi_status;
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}
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void startRPI() {
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//Start the Raspberry Pi via the MOSFET (grid connected to the RPI_PWR_PIN)
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if (!isStartedPI()) {
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pinMode(RPI_PWR_PIN, OUTPUT);
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digitalWrite(RPI_PWR_PIN, LOW);
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rpi_status = true;
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}
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}
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void sendDataToSerial(String data) {
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if (isStartedPI()) {
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char c[100]; // char buffer for conversion String->char
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data.toCharArray(c, sizeof(data)); //convert data string to char array
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// //start serial comm. if needed
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// if(!SERIAL_PORT) {
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// SERIAL_PORT.begin(SERIAL_BAUD_RATE);
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// //while(!SERIAL_PORT);
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// }
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SERIAL_PORT.print(c); // send data on serial port
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}
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else {
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//error RPI is not started
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}
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}
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#include "cameteo_teensy.h"
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void BootMessage(String s) {
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char c[13]; // char buffer for conversion String->char
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s.toCharArray(c, sizeof(s));
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SERIAL_PORT.printf("%-12s", c);
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}
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void BootOK() {
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SERIAL_PORT.println("OK");
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}
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void BootError() {
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SERIAL_PORT.println("EE");
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}
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void sendDataOnSerial() {
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//Print date & hour on serial port
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SERIAL_PORT.printf("%04d/%02d/%02d_%02d:%02d:%02d\n", year(), month(), day(), hour(), minute(), second());
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// if (isnan(dht22_event_hum.relative_humidity) ||
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// isnan(dht22_event_temp.temperature)) {
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// SERIAL_PORT.printf("Failed to read from DHT sensor!\n");
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// }
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// else {
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// SERIAL_PORT.printf("Temperature:%8.2f %cC | Humidity:%8.0f %%\n",
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// dht22_event_temp.temperature, DEGREE, dht22_event_hum.relative_humidity);
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// }
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// if (bme280_event.pressure) {
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SERIAL_PORT.printf("Temperature:%8.2f %cC | Humidity: %8.2f % | Pressure: %8.2f hPa | Altitude:%8.2f m\n",
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bme280_temp, DEGREE, bme280_press, bme280_alti);
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// }
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// else {
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// SERIAL_PORT.printf("BME280 Sensor error\n");
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// }
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SERIAL_PORT.printf("Lightning strikes (from start) : %d | Perturb.: %d | Noise : %d | Unknown detect.: %d\n", lightning_nb_total,
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as3935_perturb_total,
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as3935_noise_total,
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as3935_unknown_total);
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//SERIAL_PORT.printf("Temperature:%8.2f %cC\n", tcn75a_temp, DEGREE);
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SERIAL_PORT.printf("GPS data: %04d/%02d/%02d_%02d:%02d:%02d (%d)\n", gps_year, gps_month, gps_day,
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gps_hour, gps_minutes, gps_second,
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gps_fix_age);
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SERIAL_PORT.printf(" Latitude: %11.8f | Longitude: %11.8f | Altitude: %5.2f m\n", gps_latitude, gps_longitude, gps_altitude);
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SERIAL_PORT.printf(" Speed: %4.1f km/h | Course : %4.1f %c\n", gps_speed, gps_course, DEGREE);
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SERIAL_PORT.printf(" Chars: %11d | Sentences: %11d | Failed cheksum: %4d\n", gps_chars, gps_sentences, gps_failed_checksum);
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SERIAL_PORT.printf("Battery : %10d mV | Low Battery : %d\n", batt_voltage, low_battery_flag);
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}
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/*
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* CAMETEO project
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*
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* This is a personnal project of weather station with
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* automatic photo taking.
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* This code is the weather station part and is meant
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* to be run on a PJRC Teensy 3.2 board.
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*
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* Author : Arofarn
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*
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* Licence : GPL v3
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*
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*/
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//Protocols
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#include <Wire.h> // library used with I2C protocol
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#include <SPI.h> // SPI protocol
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//Teensy3.x Real Time Clock
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#include <TimeLib.h>
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//SD card
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#include <SD.h>
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// Sensors
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#include <Adafruit_Sensor.h> // Generic
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//#include <DHT.h> // DHT22
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//#include <DHT_U.h> // DHT22 unified
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//#include <Adafruit_BMP085_U.h> // BMP180
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#include <Adafruit_BME280.h> // BME280
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#include <PWFusion_AS3935.h>
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//GPS
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//#include <Adafruit_GPS.h> // Adafruit Ultimate GPS
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#include <TinyGPS.h> //Builtin GPS lib
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/*
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* CAMETEO project
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*
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* This is a personnal project of weather station with
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* automatic photo taking.
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* This code is the weather station part and is meant
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* to be run on a PJRC Teensy 3.2 board.
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*
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* Author : Arofarn
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*
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* Licence : GPL v3
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*
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*/
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#include <Arduino.h>
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#include "cameteo_teensy.h"
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#include "SerialMessages.cpp"
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#include "RaspBerryPi_COM.cpp"
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//sensors_event_t bme280_event;
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float seaLevelPressure = 1015.0;
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float bme280_press;
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float bme280_temp;
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float bme280_alti;
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float bme280_hum;
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enum strike_sources { UNKNOWN_SRC, LIGHTNING, PERTURBATION, NOISE };
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volatile int8_t AS3935_ISR_Trig = 0; // Trigger for AS3935 lightning sensor
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void AS3935_ISR() {
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AS3935_ISR_Trig = 1;
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}
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PWF_AS3935 lightning(AS3935_CS_PIN, AS3935_IRQ_PIN, 33);
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int as3935_src;
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int as3935_distance;
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long lightning_nb_total = 0;
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int lightning_nb_hour = 0;
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int lightning_nb_day = 0;
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int as3935_perturb_total = 0;
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int as3935_noise_total = 0;
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int as3935_unknown_total = 0;
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char lightning_log_file[12] = "lghtnng.log";
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//GPS
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//Adafruit_GPS GPS(&GPS_SERIAL_PORT);
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TinyGPS GPS;
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float gps_latitude, gps_longitude, gps_altitude; // returns +- latitude/longitude in degrees
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float gps_speed, gps_course;
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unsigned long gps_time, gps_date, gps_fix_age;
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int gps_year;
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byte gps_month, gps_day, gps_hour, gps_minutes, gps_second, gps_hundreths;
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unsigned long gps_chars, gps_hdop;
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unsigned short gps_sentences, gps_failed_checksum, gps_satellites;
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//Miscellaneous
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bool rpi_status;
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rpi_status = false;
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int batt_voltage;
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bool low_battery_flag = false;
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// Tasks timers
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elapsedMillis since_bme280;
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//elapsedMillis since_dht;
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elapsedMillis since_gps;
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elapsedMillis since_display;
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elapsedMillis since_serial_send;
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elapsedMillis since_sd_log;
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elapsedMillis since_batt_chk;
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//SD Card
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#define CONFIGFILE "config.txt"
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//Configuration
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char data_file[13] = "datalog.csv";
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//Delays
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unsigned int bme280_delay = 500;
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//unsigned int dht_delay = 3000;
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unsigned int gps_delay = 100;
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unsigned int serial_send_delay = 5000;
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unsigned int sd_log_delay = 5000;
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unsigned int batt_chk_delay = 5000;
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//Date and time
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int TZ = 1; //Time zone
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/*
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* SETUP
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*/
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void setup() {
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//To be sure Raspberry-Pi won't be turned on unexpectedly
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stopRPI();
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pinMode(LOW_BATT_PIN, INPUT_PULLUP);
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low_battery_flag = !digitalRead(LOW_BATT_PIN);
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pinMode(GPS_BUT_PIN, INPUT_PULLUP);
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pinMode(GPS_EN_PIN, OUTPUT);
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gps_power();
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SERIAL_PORT.begin(SERIAL_BAUD_RATE);
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delay(1000);
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//while (!SERIAL_PORT) { }; //Wait for serial port to start
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SERIAL_PORT.printf("Serial Comm. OK\nNow booting...\n");
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BootMessage("SDcard");
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// see if the card is present and can be initialized:
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if (!SD.begin(SD_CS_PIN)) {
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BootError();
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while(1);
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}
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BootOK();
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BootMessage("RT Clock");
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// set the Time library to use Teensy 3.0's RTC to keep time
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setSyncProvider(getTeensy3Time);
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if (timeStatus()!= timeSet) {
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BootError();
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while(1);
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}
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BootOK();
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// BootMessage("AM2302/DHT22 (Humidity and Temperature)");
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// dht.begin();
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// //sensor_t sensor;
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// BootOK();
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BootMessage("BME280 (Pressure and Temperature)");
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/* Initialise the sensor */
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if(!bme.begin())
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{
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/* There was a problem detecting the BMP085 ... check your connections */
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BootError();
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while(1);
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}
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BootOK();
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BootMessage("AS3935 (Lightning)");
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SPI.begin();
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SPI.setClockDivider(SPI_CLOCK_DIV16); // SPI speed to SPI_CLOCK_DIV16/1MHz (max 2MHz, NEVER 500kHz!)
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SPI.setDataMode(SPI_MODE1); // MAX31855 is a Mode 1 device --> clock starts low, read on rising edge
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SPI.setBitOrder(MSBFIRST); // data sent to chip MSb first
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lightning.AS3935_DefInit(); // set registers to default
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// now update sensor cal for your application and power up chip
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lightning.AS3935_ManualCal(AS3935_CAPACITANCE, AS3935_INDOORS, AS3935_DIST_EN);
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// enable interrupt (hook IRQ pin to Arduino Uno/Mega interrupt input: 0 -> pin 2, 1 -> pin 3 )
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attachInterrupt(AS3935_IRQ_PIN, AS3935_ISR, RISING);
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BootOK();
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BootMessage("GPS");
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GPS_SERIAL_PORT.begin(GPS_SERIAL_BAUD_RATE);
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while (!GPS_SERIAL_PORT) {} ;
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BootOK();
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}
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/*
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* LOOP
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*/
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void loop() {
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//Power ON/OFF GPS
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gps_power();
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//Lightning detection
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if (AS3935_ISR_Trig != 0) {
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AS3935_ISR_Trig = 0;
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time_t t = now();
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int distance = -9999;
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int energy = -9999;
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switch (as3935_src) {
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case UNKNOWN_SRC:
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//source inconnue
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as3935_unknown_total++;
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SERIAL_PORT.printf("Interruption (AS3935) : unkown source (not lightning)\n");
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break;
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case LIGHTNING:
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//Foudre !!!
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lightning_nb_total++;
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distance = lightning.AS3935_GetLightningDistKm();
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energy = lightning.AS3935_GetStrikeEnergyRaw();
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SERIAL_PORT.printf("Interruption (AS3935) : Lightningbolt !!!\n");
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SERIAL_PORT.printf("Distance : %4d km | Energy : %d \n", distance, energy);
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break;
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case PERTURBATION:
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//Perturbation
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as3935_perturb_total++;
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SERIAL_PORT.printf("Interruption (AS3935) : perturbation...\n");
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break;
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case NOISE:
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//Trop de bruit électromagnétique
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as3935_noise_total++;
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SERIAL_PORT.printf("Interruption (AS3935) : Too much electromagnetic noise!\n");
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break;
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}
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writeLightningToSD(as3935_src, t, distance, energy);
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}
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if (since_batt_chk >= batt_chk_delay) {
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since_batt_chk -= batt_chk_delay;
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//Check battery status and voltage
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low_battery_flag = !digitalRead(LOW_BATT_PIN);
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batt_voltage = getBatteryVoltage();
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}
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// if (since_dht >= dht_delay) {
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// since_dht = since_dht - dht_delay;
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// // Read temperature or humidity
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// dht.humidity().getEvent(&dht22_event_hum);
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// dht.temperature().getEvent(&dht22_event_temp);
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// }
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if (since_bme280 >= bme280_delay) {
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since_bme280 = since_bme280 - bme280_delay;
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/* Get a new sensor event */
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bmp.getEvent(&bme280_event);
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/* Get the values (barometric pressure is measure in hPa) */
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if (bme280_event.pressure)
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{
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bme280_press = bme280_event.pressure;
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bmp.getTemperature(&bme280_temp);
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bme280_alti = bmp.pressureToAltitude(seaLevelPressure, bme280_press);
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}
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}
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if (since_gps >= gps_delay) {
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since_gps = since_gps - gps_delay;
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while (GPS_SERIAL_PORT.available()) {
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char c = GPS_SERIAL_PORT.read();
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if (GPS.encode(c)) {
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GPS.get_datetime(&gps_date, &gps_time, &gps_fix_age);
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GPS.crack_datetime(&gps_year, &gps_month, &gps_day,
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&gps_hour, &gps_minutes, &gps_second,
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&gps_hundreths, &gps_fix_age);
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GPS.f_get_position(&gps_latitude, &gps_longitude, &gps_fix_age);
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gps_altitude = GPS.f_altitude();
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gps_speed = GPS.f_speed_kmph();
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GPS.stats(&gps_chars, &gps_sentences, &gps_failed_checksum);
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gps_satellites = GPS.satellites();
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gps_hdop = GPS.hdop();
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}
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}
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}
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if (since_sd_log >= sd_log_delay) {
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since_sd_log = since_sd_log - sd_log_delay;
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writeDataToSD();
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}
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if (since_serial_send >= serial_send_delay) {
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since_serial_send = since_serial_send - serial_send_delay;
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sendDataOnSerial();
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}
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}
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/*
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* FUNCTIONS
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*/
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time_t getTeensy3Time() {
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return Teensy3Clock.get();
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}
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void gps_power() {
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if (digitalRead(GPS_BUT_PIN) == 0) { digitalWrite(GPS_EN_PIN, LOW); }
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else { digitalWrite(GPS_EN_PIN, HIGH); }
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}
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int getBatteryVoltage() {
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long mean = 0;
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int U = 0;
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int n = 10;
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int res = 12;
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analogReadResolution(res);
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for (int i=0; i<n; i++) {
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mean += analogRead(BATT_VOLT_PIN);
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//delay(2);
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}
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mean /= n;
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U = map(mean, 0, pow(2, res)-1, 0, 3300); // Convert data from ADC into input voltage in mV
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U *= 2; //Multiple by 2 for the voltage divider
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return U;
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}
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void writeDataToSD() {
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char dir[20];
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char path[60];
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String directory = dayDirectory();
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directory.toCharArray(dir, sizeof(directory));
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sprintf(path, "%s/%s", dir, data_file);
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// Test to know if the file exists before opening it, if it doesn't exist
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// we will write first an header
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bool no_header = SD.exists(path);
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// open the file. note that only one file can be open at a time,
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// so you have to close this one before opening another.
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File dataFile = SD.open(path, FILE_WRITE);
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// if the file is available, write to it:
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if (dataFile) {
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if (!no_header) {
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SERIAL_PORT.printf("Creating file with CSV header : %s\n", path);
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dataFile.printf("Date");
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dataFile.printf(";bme280_Pressure(hPa);BMP180_Temperature(degC);BMP180_Altitude(m)");
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// dataFile.printf(";DHT22_Humidity(%);DHT22_Temperature(degC)");
|
||||
dataFile.printf(";TotalLightningCount;TotalPerturbationEvents;TotalNoiseDetection;TotalUnknownDetection");
|
||||
dataFile.printf(";GPS_Latitude;GPS_Longitude;GPS_Altitude;GPS_Satellites;GPS_HDOP;GPS_Date");
|
||||
dataFile.printf(";Battery_voltage(mV);Low_Battery_Status");
|
||||
dataFile.printf("\n");
|
||||
}
|
||||
dataFile.printf("%04d/%02d/%02d_%02d:%02d:%02d", year(), month(), day(), hour(), minute(), second());
|
||||
dataFile.printf(";%.2f;%.2f;%.1f", bme280_press, bme280_temp, bme280_alti);
|
||||
// dataFile.printf(";%.0f;%.2f", dht22_event_hum.relative_humidity, dht22_event_temp.temperature);
|
||||
dataFile.printf(";%d;%d;%d;%d", lightning_nb_total, as3935_perturb_total, as3935_noise_total, as3935_unknown_total);
|
||||
dataFile.printf(";%.8f;%.8f;%.2f;%d;%d;%04d/%02d/%02d_%02d:%02d:%02d", gps_latitude, gps_longitude, gps_altitude,
|
||||
gps_satellites, gps_hdop,
|
||||
gps_year, gps_month, gps_day,
|
||||
gps_hour, gps_minutes, gps_second);
|
||||
dataFile.printf(";%d;%d", batt_voltage, low_battery_flag);
|
||||
dataFile.printf("\n");
|
||||
|
||||
dataFile.close();
|
||||
}
|
||||
SERIAL_PORT.printf("Data writen : %s\n", path);
|
||||
}
|
||||
|
||||
void writeLightningToSD(int type, time_t t, int dist, int energy) {
|
||||
|
||||
char dir[20];
|
||||
char path[60];
|
||||
|
||||
String directory = dayDirectory();
|
||||
|
||||
directory.toCharArray(dir, sizeof(directory));
|
||||
sprintf(path, "%s/%s", dir, lightning_log_file);
|
||||
|
||||
// Test to know if the file exists before opening it, if it doesn't exist
|
||||
// we will write first an header
|
||||
bool no_header = SD.exists(path);
|
||||
|
||||
// open the file. note that only one file can be open at a time,
|
||||
// so you have to close this one before opening another.
|
||||
File dataFile = SD.open(path, FILE_WRITE);
|
||||
|
||||
// if the file is available, write to it:
|
||||
if (dataFile) {
|
||||
if (!no_header) {
|
||||
SERIAL_PORT.printf("Creating file with CSV header : %s\n", path);
|
||||
dataFile.printf("Date");
|
||||
dataFile.printf(";distance(km);energie_raw");
|
||||
dataFile.printf(";TotalLightningCount;TotalPerturbationEvents;TotalNoiseDetection;TotalUnknownDetection");
|
||||
dataFile.printf(";BME280_Pressure(hPa);BME280_Temperature(degC);BME280_Altitude(m)");
|
||||
// dataFile.printf(";DHT22_Humidity(%);DHT22_Temperature(degC)");
|
||||
dataFile.printf("\n");
|
||||
}
|
||||
dataFile.printf("%04d/%02d/%02d_%02d:%02d:%02d", year(t), month(t), day(t), hour(t), minute(t), second(t));
|
||||
dataFile.printf(";%d;%d;%d", type, dist, energy);
|
||||
dataFile.printf(";%d;%d;%d;%d", lightning_nb_total, as3935_perturb_total, as3935_noise_total, as3935_unknown_total);
|
||||
dataFile.printf(";%.2f;%.2f;%.1f", bme280_press, bme280_temp, bme280_alti);
|
||||
// dataFile.printf(";%.0f;%.2f", dht22_event_hum.relative_humidity, dht22_event_temp.temperature);
|
||||
dataFile.printf("\n");
|
||||
|
||||
dataFile.close();
|
||||
}
|
||||
SERIAL_PORT.printf("Data writen : %s\n", path);
|
||||
}
|
||||
|
||||
String dayDirectory() {
|
||||
|
||||
char dir[20] ;
|
||||
|
||||
sprintf(dir, "data/%04d/%02d/%02d/", year(), month(), day());
|
||||
|
||||
if (!SD.exists(dir))
|
||||
{
|
||||
SERIAL_PORT.printf("Creating directory : %s ...", dir);
|
||||
SD.mkdir(dir);
|
||||
SERIAL_PORT.printf(" DONE!\n");
|
||||
}
|
||||
|
||||
return String(dir);
|
||||
}
|
||||
|
|
@ -1,97 +0,0 @@
|
|||
/*
|
||||
* CAMETEO project
|
||||
*
|
||||
* This is a personnal project of weather station with
|
||||
* automatic photo taking.
|
||||
* This code is the weather station part and is meant
|
||||
* to be run on a PJRC Teensy 3.2 board.
|
||||
*
|
||||
* Author : Arofarn
|
||||
*
|
||||
* Licence : GPL v3
|
||||
*
|
||||
*/
|
||||
|
||||
/*
|
||||
* LIBRARIES
|
||||
*/
|
||||
|
||||
//Protocols
|
||||
#include <Wire.h> // library used with I2C protocol
|
||||
#include <SPI.h> // SPI protocol
|
||||
|
||||
//Teensy3.x Real Time Clock
|
||||
#include <TimeLib.h>
|
||||
|
||||
//SD card
|
||||
#include <SD.h>
|
||||
|
||||
// Sensors
|
||||
#include <Adafruit_Sensor.h> // Generic
|
||||
//#include <DHT.h> // DHT22
|
||||
//#include <DHT_U.h> // DHT22 unified
|
||||
//#include <Adafruit_BMP085_U.h> // BMP180
|
||||
#include <Adafruit_BME280.h> // BME280
|
||||
#include <PWFusion_AS3935.h>
|
||||
|
||||
//GPS
|
||||
//#include <Adafruit_GPS.h> // Adafruit Ultimate GPS
|
||||
#include <TinyGPS.h> //Builtin GPS lib
|
||||
|
||||
/*
|
||||
* DEFINE
|
||||
* &
|
||||
* DECLARE
|
||||
*/
|
||||
|
||||
//Special characteres
|
||||
#define DEGREE (char)176 //degree symbol in ISO 8859-1
|
||||
#define DEGREE_LCD (char)222 //degree symbol for lcd display
|
||||
|
||||
// Pins used
|
||||
#define RX1_PIN 0 // Raspberry Pi2 serial comm. - Hard wired
|
||||
#define TX1_PIN 1 // Raspberry Pi2 serial comm. - Hard wired
|
||||
#define RPI_PWR_PIN 2 // Raspberry Pi power control - Hard wired
|
||||
#define SD_CS_PIN 4 // SPI SD CS - Hard wired
|
||||
#define GPS_EN_PIN 6 // GPS ENable
|
||||
#define RX3_PIN 7 // GPS serial comm.
|
||||
#define TX3_PIN 8 // GPS serial comm.
|
||||
#define AS3935_IRQ_PIN 9 // Interrupts from AS3935 lightning sensor
|
||||
#define AS3935_CS_PIN 10 // SPI CS AS3935 lightning sensor
|
||||
#define SPI_DI_PIN 11 // SPI MOSI AS3935 lightning sensor
|
||||
#define SPI_DO_PIN 12 // SPI MISO AS3935 lightning sensor
|
||||
#define SPI_CK_PIN 13 // SPI clock SD + AS3935 lightning sensor + built-in LED
|
||||
//#define DHT_PIN 14 // Humidity sensor data
|
||||
#define GPS_BUT_PIN 16 // GPS switch power control
|
||||
|
||||
#define I2C_SDA_PIN 18 // I2C SDA
|
||||
#define I2C_SCL_PIN 19 // I2C SCL
|
||||
|
||||
#define BATT_VOLT_PIN 22 // Battery voltage monitoring (Analog Input)
|
||||
#define LOW_BATT_PIN 23 // Low Battery signal from charger (digital input)
|
||||
|
||||
//I2C addresses
|
||||
//#define TCN75A_ADDR 0x00 //Sensor I2C bus address
|
||||
#define BMP180_ADDR 0x77
|
||||
//#define BME280_ADDR 0x00 // ???
|
||||
|
||||
//Serial over USB communication
|
||||
#define SERIAL_PORT Serial
|
||||
#define SERIAL_BAUD_RATE 9600
|
||||
|
||||
//Raspberry Pi Serial Comm.
|
||||
#define RPI_SERIAL_PORT Serial1
|
||||
#define RPI_SERIAL_BAUD_RATE 115200
|
||||
|
||||
//GPS
|
||||
#define GPS_SERIAL_PORT Serial3
|
||||
#define GPS_SERIAL_BAUD_RATE 9600
|
||||
|
||||
// AS3935 Lightning sensor
|
||||
#define AS3935_INDOORS 0
|
||||
#define AS3935_OUTDOORS 1
|
||||
#define AS3935_DIST_DIS 0
|
||||
#define AS3935_DIST_EN 1
|
||||
#define AS3935_CAPACITANCE 72 // 72pF for THIS board (from seller)
|
||||
|
||||
|
||||
|
|
@ -1,553 +0,0 @@
|
|||
/*
|
||||
* CAMETEO project
|
||||
*
|
||||
* This is a personnal project of weather station with
|
||||
* automatic photo taking.
|
||||
* This code is the weather station part and is meant
|
||||
* to be run on a PJRC Teensy 3.2 board.
|
||||
*
|
||||
* Author : Arofarn
|
||||
*
|
||||
* Licence : GPL v3
|
||||
*
|
||||
*/
|
||||
|
||||
/*
|
||||
* LIBRARIES
|
||||
*/
|
||||
|
||||
//Protocols
|
||||
#include <Wire.h> // library used with I2C protocol
|
||||
#include <SPI.h> // SPI protocol
|
||||
|
||||
//Teensy3.x Real Time Clock
|
||||
#include <TimeLib.h>
|
||||
|
||||
//SD card
|
||||
#include <SD.h>
|
||||
|
||||
// Sensors
|
||||
#include <Adafruit_Sensor.h> // Generic
|
||||
#include <Adafruit_BME280.h> // BME280
|
||||
#include <PWFusion_AS3935.h>
|
||||
|
||||
//GPS
|
||||
//#include <Adafruit_GPS.h> // Adafruit Ultimate GPS
|
||||
#include <TinyGPS.h> //Builtin GPS lib
|
||||
|
||||
/*
|
||||
* DEFINE
|
||||
* &
|
||||
* DECLARE
|
||||
*/
|
||||
|
||||
//Special characteres
|
||||
#define DEGREE (char)176 //degree symbol in ISO 8859-1
|
||||
#define DEGREE_LCD (char)222 //degree symbol for lcd display
|
||||
|
||||
// Pins used
|
||||
#define RX1_PIN 0 // Raspberry Pi2 serial comm. - Hard wired
|
||||
#define TX1_PIN 1 // Raspberry Pi2 serial comm. - Hard wired
|
||||
#define RPI_PWR_PIN 2 // Raspberry Pi power control - Hard wired
|
||||
#define AS3935_CS_PIN 4 // SPI SD CS - Hard wired
|
||||
#define GPS_EN_PIN 6 // GPS ENable
|
||||
#define RX3_PIN 7 // GPS serial comm.
|
||||
#define TX3_PIN 8 // GPS serial comm.
|
||||
#define AS3935_IRQ_PIN 9 // Interrupts from AS3935 lightning sensor
|
||||
#define SD_CS_PIN 10 // SPI CS AS3935 lightning sensor
|
||||
#define SPI_DI_PIN 11 // SPI MOSI AS3935 lightning sensor
|
||||
#define SPI_DO_PIN 12 // SPI MISO AS3935 lightning sensor
|
||||
#define SPI_CK_PIN 13 // SPI clock SD + AS3935 lightning sensor + built-in LED
|
||||
#define BATT_VOLT_PIN 16 // Battery voltage monitoring (Analog Input)
|
||||
#define LOW_BATT_PIN 17 // Low Battery signal from charger (digital input)
|
||||
#define I2C_SDA_PIN 18 // I2C SDA BME280 sensor
|
||||
#define I2C_SCL_PIN 19 // I2C SCL BME280 sensor
|
||||
#define GPS_BUT_PIN 20 // GPS switch power control (unused)
|
||||
|
||||
//I2C addresses
|
||||
//#define TCN75A_ADDR 0x00 //Sensor I2C bus address
|
||||
//#define BMP180_ADDR 0x77
|
||||
|
||||
//Serial over USB communication
|
||||
#define SERIAL_PORT Serial
|
||||
#define SERIAL_BAUD_RATE 9600
|
||||
|
||||
//Raspberry Pi Serial Comm.
|
||||
#define RPI_SERIAL_PORT Serial1
|
||||
#define RPI_SERIAL_BAUD_RATE 9600
|
||||
|
||||
//GPS
|
||||
#define GPS_SERIAL_PORT Serial3
|
||||
#define GPS_SERIAL_BAUD_RATE 9600
|
||||
|
||||
//Sensors
|
||||
Adafruit_BME280 bme;
|
||||
float seaLevelPressure = SENSORS_PRESSURE_SEALEVELHPA;
|
||||
float bme280_press;
|
||||
float bme280_temp;
|
||||
float bme280_alti;
|
||||
float bme280_humi;
|
||||
|
||||
// AS3935 Lightning sensor
|
||||
#define AS3935_INDOORS 0
|
||||
#define AS3935_OUTDOORS 1
|
||||
#define AS3935_DIST_DIS 0
|
||||
#define AS3935_DIST_EN 1
|
||||
#define AS3935_CAPACITANCE 72 // 72pF for THIS board (from seller)
|
||||
enum strike_sources { UNKNOWN_SRC, LIGHTNING, PERTURBATION, NOISE };
|
||||
volatile int8_t AS3935_ISR_Trig = 0; // Trigger for AS3935 lightning sensor
|
||||
|
||||
void AS3935_ISR() {
|
||||
AS3935_ISR_Trig = 1;
|
||||
}
|
||||
|
||||
PWF_AS3935 lightning(AS3935_CS_PIN, AS3935_IRQ_PIN, 33);
|
||||
|
||||
int as3935_src;
|
||||
int as3935_distance;
|
||||
long lightning_nb_total = 0;
|
||||
int lightning_nb_hour = 0;
|
||||
int lightning_nb_day = 0;
|
||||
int as3935_perturb_total = 0;
|
||||
int as3935_noise_total = 0;
|
||||
int as3935_unknown_total = 0;
|
||||
char lightning_log_file[12] = "lghtnng.log";
|
||||
|
||||
//GPS
|
||||
//Adafruit_GPS GPS(&GPS_SERIAL_PORT);
|
||||
TinyGPS GPS;
|
||||
float gps_latitude, gps_longitude, gps_altitude; // returns +- latitude/longitude in degrees
|
||||
float gps_speed, gps_course;
|
||||
unsigned long gps_time, gps_date, gps_fix_age;
|
||||
int gps_year;
|
||||
byte gps_month, gps_day, gps_hour, gps_minutes, gps_second, gps_hundreths;
|
||||
unsigned long gps_chars, gps_hdop;
|
||||
unsigned short gps_sentences, gps_failed_checksum, gps_satellites;
|
||||
|
||||
//Miscellaneous
|
||||
bool rpi_status = true;
|
||||
int batt_voltage;
|
||||
bool low_battery_flag = false;
|
||||
|
||||
// Tasks timers
|
||||
elapsedMillis since_bme280;
|
||||
elapsedMillis since_gps;
|
||||
elapsedMillis since_display;
|
||||
elapsedMillis since_serial_send;
|
||||
elapsedMillis since_sd_log;
|
||||
elapsedMillis since_batt_chk;
|
||||
|
||||
|
||||
void BootMessage(String s) {
|
||||
char c[13]; // char buffer for conversion String->char
|
||||
s.toCharArray(c, sizeof(s));
|
||||
SERIAL_PORT.printf("%-12s", c);
|
||||
}
|
||||
|
||||
void BootOK() {
|
||||
SERIAL_PORT.println("OK");
|
||||
}
|
||||
|
||||
void BootError() {
|
||||
SERIAL_PORT.println("EE");
|
||||
}
|
||||
|
||||
void sendDataOnSerial() {
|
||||
|
||||
//Print date & hour on serial port
|
||||
SERIAL_PORT.printf("%04d/%02d/%02d_%02d:%02d:%02d\n", year(), month(), day(), hour(), minute(), second());
|
||||
|
||||
//if (bme280_event.pressure) {
|
||||
SERIAL_PORT.printf("Temperature:%8.2f %cC | Pressure: %8.2f hPa | Altitude:%8.2f m\n",
|
||||
bme280_temp, DEGREE, bme280_press, bme280_alti);
|
||||
// }
|
||||
// else {
|
||||
// SERIAL_PORT.printf("BMP180 Sensor error\n");
|
||||
// }
|
||||
|
||||
SERIAL_PORT.printf("Lightning strikes (from start) : %d | Perturb.: %d | Noise : %d | Unknown detect.: %d\n", lightning_nb_total,
|
||||
as3935_perturb_total,
|
||||
as3935_noise_total,
|
||||
as3935_unknown_total);
|
||||
|
||||
//SERIAL_PORT.printf("Temperature:%8.2f %cC\n", tcn75a_temp, DEGREE);
|
||||
|
||||
SERIAL_PORT.printf("GPS data: %04d/%02d/%02d_%02d:%02d:%02d (%d)\n", gps_year, gps_month, gps_day,
|
||||
gps_hour, gps_minutes, gps_second,
|
||||
gps_fix_age);
|
||||
SERIAL_PORT.printf(" Latitude: %11.8f | Longitude: %11.8f | Altitude: %5.2f m\n", gps_latitude, gps_longitude, gps_altitude);
|
||||
SERIAL_PORT.printf(" Speed: %4.1f km/h | Course : %4.1f %c\n", gps_speed, gps_course, DEGREE);
|
||||
SERIAL_PORT.printf(" Chars: %11d | Sentences: %11d | Failed cheksum: %4d\n", gps_chars, gps_sentences, gps_failed_checksum);
|
||||
|
||||
SERIAL_PORT.printf("Battery : %10d mV | Low Battery : %d\n", batt_voltage, low_battery_flag);
|
||||
}
|
||||
|
||||
|
||||
bool isStartedPI() {
|
||||
//Return true if the R-Pi respond to an simple request
|
||||
return rpi_status;
|
||||
}
|
||||
|
||||
void startRPI() {
|
||||
//Start the Raspberry Pi via the MOSFET (grid connected to the RPI_PWR_PIN)
|
||||
if (!isStartedPI()) {
|
||||
pinMode(RPI_PWR_PIN, OUTPUT);
|
||||
digitalWrite(RPI_PWR_PIN, LOW);
|
||||
rpi_status = true;
|
||||
}
|
||||
}
|
||||
|
||||
void stopRPI() {
|
||||
//Stop the Raspberry Pi via the MOSFET (grid connected to the RPI_PWR_PIN)
|
||||
|
||||
pinMode(RPI_PWR_PIN, INPUT); //Eteint via le MOSFET
|
||||
rpi_status = false;
|
||||
}
|
||||
|
||||
void sendDataToRPI() {
|
||||
//if (isStartedPI()) {
|
||||
//Print date & hour on serial port
|
||||
RPI_SERIAL_PORT.printf("%04d/%02d/%02d_%02d:%02d:%02d\n", year(), month(), day(), hour(), minute(), second());
|
||||
|
||||
//if (bme280_event.pressure) {
|
||||
RPI_SERIAL_PORT.printf("Temperature:%8.2f %cC | Pressure: %8.2f hPa | Altitude:%8.2f m\n",
|
||||
bme280_temp, DEGREE, bme280_press, bme280_alti);
|
||||
//}
|
||||
//else {
|
||||
// RPI_SERIAL_PORT.printf("BMP180 Sensor error\n");
|
||||
//}
|
||||
|
||||
RPI_SERIAL_PORT.printf("Lightning strikes (from start) : %d | Perturb.: %d | Noise : %d | Unknown detect.: %d\n", lightning_nb_total,
|
||||
as3935_perturb_total,
|
||||
as3935_noise_total,
|
||||
as3935_unknown_total);
|
||||
|
||||
RPI_SERIAL_PORT.printf("GPS data: %04d/%02d/%02d_%02d:%02d:%02d (%d)\n", gps_year, gps_month, gps_day,
|
||||
gps_hour, gps_minutes, gps_second,
|
||||
gps_fix_age);
|
||||
RPI_SERIAL_PORT.printf(" Latitude: %11.8f | Longitude: %11.8f | Altitude: %5.2f m\n", gps_latitude, gps_longitude, gps_altitude);
|
||||
RPI_SERIAL_PORT.printf(" Speed: %4.1f km/h | Course : %4.1f %c\n", gps_speed, gps_course, DEGREE);
|
||||
RPI_SERIAL_PORT.printf(" Chars: %11d | Sentences: %11d | Failed cheksum: %4d\n", gps_chars, gps_sentences, gps_failed_checksum);
|
||||
|
||||
RPI_SERIAL_PORT.printf("Battery : %10d mV | Low Battery : %d\n", batt_voltage, low_battery_flag);
|
||||
// }
|
||||
// else {
|
||||
// //error RPI is not started
|
||||
// }
|
||||
}
|
||||
|
||||
|
||||
//SD Card
|
||||
#define CONFIGFILE "config.txt"
|
||||
|
||||
//Configuration
|
||||
char data_file[13] = "datalog.csv";
|
||||
|
||||
//Delays
|
||||
|
||||
unsigned int bme280_delay = 500;
|
||||
//unsigned int dht_delay = 3000;
|
||||
unsigned int gps_delay = 100;
|
||||
unsigned int serial_send_delay = 5000;
|
||||
unsigned int sd_log_delay = 5000;
|
||||
unsigned int batt_chk_delay = 5000;
|
||||
|
||||
//Date and time
|
||||
int TZ = 1; //Time zone
|
||||
|
||||
/*
|
||||
* SETUP
|
||||
*/
|
||||
|
||||
void setup() {
|
||||
|
||||
//To be sure Raspberry-Pi won't be turned on unexpectedly
|
||||
stopRPI();
|
||||
|
||||
pinMode(LOW_BATT_PIN, INPUT_PULLUP);
|
||||
low_battery_flag = !digitalRead(LOW_BATT_PIN);
|
||||
|
||||
pinMode(GPS_BUT_PIN, INPUT_PULLUP);
|
||||
pinMode(GPS_EN_PIN, OUTPUT);
|
||||
gps_power();
|
||||
|
||||
SERIAL_PORT.begin(SERIAL_BAUD_RATE);
|
||||
delay(1000);
|
||||
//while (!SERIAL_PORT) { }; //Wait for serial port to start
|
||||
SERIAL_PORT.printf("Serial Comm. OK\nNow booting...\n");
|
||||
|
||||
RPI_SERIAL_PORT.begin(RPI_SERIAL_BAUD_RATE);
|
||||
delay(1000);
|
||||
//while (!RPI_SERIAL_PORT) { }; //Wait for serial port to start
|
||||
RPI_SERIAL_PORT.printf("Raspberry's Serial Comm. OK\nNow booting...\n");
|
||||
|
||||
BootMessage("SDcard");
|
||||
// see if the card is present and can be initialized:
|
||||
if (!SD.begin(SD_CS_PIN)) {
|
||||
BootError();
|
||||
while(1);
|
||||
}
|
||||
BootOK();
|
||||
|
||||
BootMessage("RT Clock");
|
||||
// set the Time library to use Teensy 3.0's RTC to keep time
|
||||
setSyncProvider(getTeensy3Time);
|
||||
if (timeStatus()!= timeSet) {
|
||||
BootError();
|
||||
while(1);
|
||||
}
|
||||
BootOK();
|
||||
|
||||
|
||||
BootMessage("BME280 (Pressure, Humidity and Temperature)");
|
||||
/* Initialise the sensor */
|
||||
// if(!bme.begin())
|
||||
// {
|
||||
// /* There was a problem detecting the BMP085 ... check your connections */
|
||||
// BootError();
|
||||
// while(1);
|
||||
// }
|
||||
BootOK();
|
||||
|
||||
BootMessage("AS3935 (Lightning)");
|
||||
SPI.begin();
|
||||
SPI.setClockDivider(SPI_CLOCK_DIV16); // SPI speed to SPI_CLOCK_DIV16/1MHz (max 2MHz, NEVER 500kHz!)
|
||||
SPI.setDataMode(SPI_MODE1); // MAX31855 is a Mode 1 device --> clock starts low, read on rising edge
|
||||
SPI.setBitOrder(MSBFIRST); // data sent to chip MSb first
|
||||
lightning.AS3935_DefInit(); // set registers to default
|
||||
// now update sensor cal for your application and power up chip
|
||||
lightning.AS3935_ManualCal(AS3935_CAPACITANCE, AS3935_OUTDOORS, AS3935_DIST_EN);
|
||||
// enable interrupt (hook IRQ pin to Arduino Uno/Mega interrupt input: 0 -> pin 2, 1 -> pin 3 )
|
||||
attachInterrupt(AS3935_IRQ_PIN, AS3935_ISR, RISING);
|
||||
BootOK();
|
||||
|
||||
BootMessage("GPS");
|
||||
GPS_SERIAL_PORT.begin(GPS_SERIAL_BAUD_RATE);
|
||||
while (!GPS_SERIAL_PORT) {} ;
|
||||
BootOK();
|
||||
|
||||
}
|
||||
|
||||
/*
|
||||
* LOOP
|
||||
*/
|
||||
|
||||
void loop() {
|
||||
|
||||
//Power ON/OFF GPS
|
||||
gps_power();
|
||||
|
||||
//Lightning detection
|
||||
if (AS3935_ISR_Trig != 0) {
|
||||
AS3935_ISR_Trig = 0;
|
||||
time_t t = now();
|
||||
int distance = -9999;
|
||||
int energy = -9999;
|
||||
switch (as3935_src) {
|
||||
case UNKNOWN_SRC:
|
||||
//source inconnue
|
||||
as3935_unknown_total++;
|
||||
SERIAL_PORT.printf("Interruption (AS3935) : unkown source (not lightning)\n");
|
||||
break;
|
||||
case LIGHTNING:
|
||||
//Foudre !!!
|
||||
lightning_nb_total++;
|
||||
distance = lightning.AS3935_GetLightningDistKm();
|
||||
energy = lightning.AS3935_GetStrikeEnergyRaw();
|
||||
SERIAL_PORT.printf("Interruption (AS3935) : Lightningbolt !!!\n");
|
||||
SERIAL_PORT.printf("Distance : %4d km | Energy : %d \n", distance, energy);
|
||||
break;
|
||||
case PERTURBATION:
|
||||
//Perturbation
|
||||
as3935_perturb_total++;
|
||||
SERIAL_PORT.printf("Interruption (AS3935) : perturbation...\n");
|
||||
break;
|
||||
case NOISE:
|
||||
//Trop de bruit électromagnétique
|
||||
as3935_noise_total++;
|
||||
SERIAL_PORT.printf("Interruption (AS3935) : Too much electromagnetic noise!\n");
|
||||
break;
|
||||
}
|
||||
writeLightningToSD(as3935_src, t, distance, energy);
|
||||
}
|
||||
|
||||
if (since_batt_chk >= batt_chk_delay) {
|
||||
since_batt_chk -= batt_chk_delay;
|
||||
//Check battery status and voltage
|
||||
low_battery_flag = !digitalRead(LOW_BATT_PIN);
|
||||
batt_voltage = getBatteryVoltage();
|
||||
}
|
||||
|
||||
// if (since_bme280 >= bme280_delay) {
|
||||
// since_bme280 = since_bme280 - bme280_delay;
|
||||
//
|
||||
// bme280_press = bme.readPressure() / 100.0F;
|
||||
// bme280_alti = bme.readAltitude(seaLevelPressure);
|
||||
// bme280_temp = bme.readTemperature();
|
||||
// bme280_humi = bme.readHumidity();
|
||||
// }
|
||||
|
||||
if (since_gps >= gps_delay) {
|
||||
since_gps = since_gps - gps_delay;
|
||||
while (GPS_SERIAL_PORT.available()) {
|
||||
char c = GPS_SERIAL_PORT.read();
|
||||
if (GPS.encode(c)) {
|
||||
GPS.get_datetime(&gps_date, &gps_time, &gps_fix_age);
|
||||
GPS.crack_datetime(&gps_year, &gps_month, &gps_day,
|
||||
&gps_hour, &gps_minutes, &gps_second,
|
||||
&gps_hundreths, &gps_fix_age);
|
||||
GPS.f_get_position(&gps_latitude, &gps_longitude, &gps_fix_age);
|
||||
gps_altitude = GPS.f_altitude();
|
||||
gps_speed = GPS.f_speed_kmph();
|
||||
GPS.stats(&gps_chars, &gps_sentences, &gps_failed_checksum);
|
||||
gps_satellites = GPS.satellites();
|
||||
gps_hdop = GPS.hdop();
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
if (since_sd_log >= sd_log_delay) {
|
||||
since_sd_log = since_sd_log - sd_log_delay;
|
||||
writeDataToSD();
|
||||
}
|
||||
|
||||
if (since_serial_send >= serial_send_delay) {
|
||||
since_serial_send = since_serial_send - serial_send_delay;
|
||||
sendDataOnSerial();
|
||||
sendDataToRPI();
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
/*
|
||||
* FUNCTIONS
|
||||
*/
|
||||
|
||||
time_t getTeensy3Time() {
|
||||
return Teensy3Clock.get();
|
||||
}
|
||||
|
||||
void gps_power() {
|
||||
if (digitalRead(GPS_BUT_PIN) == 0) { digitalWrite(GPS_EN_PIN, LOW); }
|
||||
else { digitalWrite(GPS_EN_PIN, HIGH); }
|
||||
}
|
||||
|
||||
int getBatteryVoltage() {
|
||||
long mean = 0;
|
||||
int U = 0;
|
||||
int n = 10;
|
||||
int res = 12;
|
||||
|
||||
analogReadResolution(res);
|
||||
|
||||
for (int i=0; i<n; i++) {
|
||||
mean += analogRead(BATT_VOLT_PIN);
|
||||
//delay(2);
|
||||
}
|
||||
mean /= n;
|
||||
|
||||
U = map(mean, 0, pow(2, res)-1, 0, 3300); // Convert data from ADC into input voltage in mV
|
||||
U *= 2; //Multiple by 2 for the voltage divider
|
||||
|
||||
return U;
|
||||
}
|
||||
|
||||
void writeDataToSD() {
|
||||
|
||||
char dir[20];
|
||||
char path[60];
|
||||
|
||||
String directory = dayDirectory();
|
||||
|
||||
directory.toCharArray(dir, sizeof(directory));
|
||||
sprintf(path, "%s/%s", dir, data_file);
|
||||
|
||||
// Test to know if the file exists before opening it, if it doesn't exist
|
||||
// we will write first an header
|
||||
bool no_header = SD.exists(path);
|
||||
|
||||
// open the file. note that only one file can be open at a time,
|
||||
// so you have to close this one before opening another.
|
||||
File dataFile = SD.open(path, FILE_WRITE);
|
||||
|
||||
// if the file is available, write to it:
|
||||
if (dataFile) {
|
||||
if (!no_header) {
|
||||
SERIAL_PORT.printf("Creating file with CSV header : %s\n", path);
|
||||
dataFile.printf("Date");
|
||||
dataFile.printf(";BME280_Pressure(hPa);BME280_Temperature(degC);BME280_Humidity(%);BME280_Altitude(m)");
|
||||
dataFile.printf(";TotalLightningCount;TotalPerturbationEvents;TotalNoiseDetection;TotalUnknownDetection");
|
||||
dataFile.printf(";GPS_Latitude;GPS_Longitude;GPS_Altitude;GPS_Satellites;GPS_HDOP;GPS_Date");
|
||||
dataFile.printf(";Battery_voltage(mV);Low_Battery_Status");
|
||||
dataFile.printf("\n");
|
||||
}
|
||||
dataFile.printf("%04d/%02d/%02d_%02d:%02d:%02d", year(), month(), day(), hour(), minute(), second());
|
||||
dataFile.printf(";%.2f;%.2f;%.0f;%.1f", bme280_press, bme280_temp, bme280_humi, bme280_alti);
|
||||
dataFile.printf(";%d;%d;%d;%d", lightning_nb_total, as3935_perturb_total, as3935_noise_total, as3935_unknown_total);
|
||||
dataFile.printf(";%.8f;%.8f;%.2f;%d;%d;%04d/%02d/%02d_%02d:%02d:%02d", gps_latitude, gps_longitude, gps_altitude,
|
||||
gps_satellites, gps_hdop,
|
||||
gps_year, gps_month, gps_day,
|
||||
gps_hour, gps_minutes, gps_second);
|
||||
dataFile.printf(";%d;%d", batt_voltage, low_battery_flag);
|
||||
dataFile.printf("\n");
|
||||
|
||||
dataFile.close();
|
||||
}
|
||||
SERIAL_PORT.printf("Data writen : %s\n", path);
|
||||
}
|
||||
|
||||
void writeLightningToSD(int type, time_t t, int dist, int energy) {
|
||||
|
||||
char dir[20];
|
||||
char path[60];
|
||||
|
||||
String directory = dayDirectory();
|
||||
|
||||
directory.toCharArray(dir, sizeof(directory));
|
||||
sprintf(path, "%s/%s", dir, lightning_log_file);
|
||||
|
||||
// Test to know if the file exists before opening it, if it doesn't exist
|
||||
// we will write first an header
|
||||
bool no_header = SD.exists(path);
|
||||
|
||||
// open the file. note that only one file can be open at a time,
|
||||
// so you have to close this one before opening another.
|
||||
File dataFile = SD.open(path, FILE_WRITE);
|
||||
|
||||
// if the file is available, write to it:
|
||||
if (dataFile) {
|
||||
if (!no_header) {
|
||||
SERIAL_PORT.printf("Creating file with CSV header : %s\n", path);
|
||||
dataFile.printf("Date");
|
||||
dataFile.printf(";distance(km);energie_raw");
|
||||
dataFile.printf(";TotalLightningCount;TotalPerturbationEvents;TotalNoiseDetection;TotalUnknownDetection");
|
||||
dataFile.printf(";BME280_Pressure(hPa);BME280_Temperature(degC);BME280_Humidty(%);BME280_Altitude(m)");
|
||||
dataFile.printf("\n");
|
||||
}
|
||||
dataFile.printf("%04d/%02d/%02d_%02d:%02d:%02d", year(t), month(t), day(t), hour(t), minute(t), second(t));
|
||||
dataFile.printf(";%d;%d;%d", type, dist, energy);
|
||||
dataFile.printf(";%d;%d;%d;%d", lightning_nb_total, as3935_perturb_total, as3935_noise_total, as3935_unknown_total);
|
||||
dataFile.printf(";%.2f;%.2f;%.0f;%.1f", bme280_press, bme280_temp, bme280_humi, bme280_alti);
|
||||
dataFile.printf("\n");
|
||||
|
||||
dataFile.close();
|
||||
}
|
||||
SERIAL_PORT.printf("Data writen : %s\n", path);
|
||||
}
|
||||
|
||||
String dayDirectory() {
|
||||
|
||||
char dir[20] ;
|
||||
|
||||
sprintf(dir, "data/%04d/%02d/%02d/", year(), month(), day());
|
||||
|
||||
if (!SD.exists(dir))
|
||||
{
|
||||
SERIAL_PORT.printf("Creating directory : %s ...", dir);
|
||||
SD.mkdir(dir);
|
||||
SERIAL_PORT.printf(" DONE!\n");
|
||||
}
|
||||
|
||||
return String(dir);
|
||||
}
|
||||
|
||||
|
|
@ -1,306 +0,0 @@
|
|||
|
||||
#include <ESP8266WiFi.h>
|
||||
#include <MQTTClient.h>
|
||||
#include <Wire.h>
|
||||
#include <Adafruit_Sensor.h>
|
||||
#include <Adafruit_BME280.h>
|
||||
#include <RTClib.h>
|
||||
#include <TimeLib.h>
|
||||
#include <NtpClientLib.h>
|
||||
|
||||
/************************* WiFi Access Point *********************************/
|
||||
|
||||
#define WLAN_SSID "arowifi2"
|
||||
#define WLAN_PASS "nAGjywhCQ4iUBcbmf0PBn_srrghpOur4-aIzcJ_8Uxm1b58dH1c4Vy-LEMLd"
|
||||
|
||||
/************************* MQTT broker Setup *********************************/
|
||||
|
||||
#define MQTT_SERVER "192.168.0.18"
|
||||
#define MQTT_SERVERPORT 1883 // use 8883 for SSL
|
||||
#define MQTT_USERNAME "arofarn"
|
||||
#define MQTT_KEY "WaKaW9XMGUZ3rRJD"
|
||||
#define MQTT_ID "huzzah0"
|
||||
#define MQTT_PUB_INTERVAL 15000 // milliseconds
|
||||
|
||||
/************************* Time and NTP Setup *********************************/
|
||||
|
||||
#define NTP_SERVER "fr.pool.ntp.org"
|
||||
#define TIMEZONE 0 // UTC+0
|
||||
#define DAYLIGHT false
|
||||
#define NTP_REFRESH_INTERVAL 3600
|
||||
|
||||
/************************* Atmospheric Pressure Mode *********************************/
|
||||
|
||||
#define MODE_STATION true
|
||||
#define DEFAULT_ALTITUDE 140.0
|
||||
#define DEFAULT_MSLP 1013.25 //Mean Atmospheric Pressure at Mean Sea-Level
|
||||
|
||||
// Create an ESP8266 WiFiClient class to connect to the MQTT server.
|
||||
WiFiClient wifi_client;
|
||||
MQTTClient mqtt_client;
|
||||
|
||||
//Create a class for the sensor
|
||||
Adafruit_BME280 bme; // I2C
|
||||
|
||||
bool mode_station = MODE_STATION;
|
||||
float altitude = DEFAULT_ALTITUDE;
|
||||
float atm_press_sea_level = DEFAULT_MSLP;
|
||||
|
||||
bool led0_status = true ;
|
||||
unsigned long previousPub = 0;
|
||||
|
||||
/*************************** Sketch Code ************************************/
|
||||
// Bug workaround for Arduino 1.6.6, it seems to need a function declaration
|
||||
// for some reason (only affects ESP8266, likely an arduino-builder bug).
|
||||
void MQTT_connect();
|
||||
|
||||
void setup() {
|
||||
bool wstatus=false;
|
||||
|
||||
Serial.begin(115200);
|
||||
delay(10);
|
||||
|
||||
pinMode(LED_BUILTIN, OUTPUT);
|
||||
pinMode(2, OUTPUT);
|
||||
|
||||
digitalWrite(2, wstatus);
|
||||
digitalWrite(LED_BUILTIN, led0_status);
|
||||
|
||||
// Connect to WiFi access point.
|
||||
Serial.println(); Serial.println();
|
||||
Serial.print("Connecting to ");
|
||||
Serial.println(WLAN_SSID);
|
||||
|
||||
WiFi.begin(WLAN_SSID, WLAN_PASS);
|
||||
while (WiFi.status() != WL_CONNECTED) {
|
||||
wstatus = !wstatus;
|
||||
delay(500);
|
||||
Serial.print(".");
|
||||
digitalWrite(2, wstatus);
|
||||
}
|
||||
Serial.println();
|
||||
|
||||
digitalWrite(2, LOW);
|
||||
Serial.println("WiFi connected");
|
||||
Serial.println("IP address: "); Serial.println(WiFi.localIP());
|
||||
|
||||
delay(500);
|
||||
|
||||
NTP.begin(NTP_SERVER, TIMEZONE, DAYLIGHT); //Local french NTP server, timezone, summertime= false
|
||||
NTP.setInterval(NTP_REFRESH_INTERVAL);
|
||||
NTP.onNTPSyncEvent([](NTPSyncEvent_t error) {
|
||||
if (error) {
|
||||
Serial.print("Time Sync error: ");
|
||||
if (error == noResponse)
|
||||
Serial.println("NTP server not reachable");
|
||||
else if (error == invalidAddress)
|
||||
Serial.println("Invalid NTP server address");
|
||||
}
|
||||
else {
|
||||
Serial.print("Got NTP time: ");
|
||||
Serial.println(NTP.getTimeDateString(NTP.getLastNTPSync()));
|
||||
}
|
||||
});
|
||||
|
||||
time_t nowNTP;
|
||||
nowNTP = NTP.getTime();
|
||||
Serial.println(nowNTP);
|
||||
|
||||
// default settings
|
||||
bool status;
|
||||
status = bme.begin();
|
||||
if (!status) {
|
||||
Serial.println("Could not find a valid BME280 sensor, check wiring!");
|
||||
while (1);
|
||||
}
|
||||
|
||||
mqtt_client.begin(MQTT_SERVER, MQTT_SERVERPORT, wifi_client); //MQTT_SERVERPORT, MQTT_USERNAME, MQTT_KEY);
|
||||
//client.onMessage(messageReceived);
|
||||
|
||||
MQTT_connect();
|
||||
mqtt_client.onMessage(messageReceived);
|
||||
|
||||
previousPub = millis();
|
||||
}
|
||||
|
||||
uint32_t x=0;
|
||||
|
||||
void loop() {
|
||||
mqtt_client.loop();
|
||||
|
||||
if (!mqtt_client.connected()) {
|
||||
MQTT_connect();
|
||||
}
|
||||
|
||||
unsigned long currentMillis = millis();
|
||||
|
||||
if(currentMillis - previousPub > MQTT_PUB_INTERVAL) {
|
||||
// save the last time you blinked the LED
|
||||
previousPub = currentMillis;
|
||||
|
||||
float pressure_val = -99.9;
|
||||
float temperature_val = -99.9;
|
||||
float humidity_val = -99.9;
|
||||
String date_str = "";
|
||||
char date_val[20] = "00:00:00 00-00-0000";
|
||||
char tosend[120];
|
||||
|
||||
pressure_val = bme.readPressure() / 100.0F;
|
||||
temperature_val = bme.readTemperature();
|
||||
humidity_val = bme.readHumidity();
|
||||
|
||||
date_str = NTP.getTimeDateString();
|
||||
date_str.toCharArray(date_val,20);
|
||||
|
||||
// Now we can publish stuff!
|
||||
Serial.print(F("Sending pressure value "));
|
||||
Serial.print(pressure_val);
|
||||
Serial.print("...");
|
||||
val2json(pressure_val, date_str, "hPa", "AP").toCharArray(tosend, 120);
|
||||
if (! mqtt_client.publish("huzzah0/AdaBME280_1/pressure", tosend, true, 2) ) {
|
||||
Serial.println(F("Failed"));
|
||||
} else {
|
||||
Serial.println(F("OK!"));
|
||||
}
|
||||
if(mode_station) {
|
||||
//Sea-level atmospheric pressure calculus
|
||||
atm_press_sea_level = bme.seaLevelForAltitude(altitude, pressure_val);
|
||||
} else {
|
||||
altitude = bme.readAltitude(atm_press_sea_level);
|
||||
}
|
||||
|
||||
Serial.print(F("Sending sea-level pressure value "));
|
||||
Serial.print(atm_press_sea_level);
|
||||
Serial.print("...");
|
||||
val2json(atm_press_sea_level, date_str, "hPa", "MSLP").toCharArray(tosend, 120);
|
||||
if (! mqtt_client.publish("huzzah0/AdaBME280_1/sea_level_pressure", tosend, true, 2) ) {
|
||||
Serial.println(F("Failed"));
|
||||
} else {
|
||||
Serial.println(F("OK!"));
|
||||
}
|
||||
Serial.print(F("Sending altitude value "));
|
||||
Serial.print(altitude);
|
||||
Serial.print("...");
|
||||
val2json(altitude, date_str, "m", "ALTI").toCharArray(tosend, 120);
|
||||
if (! mqtt_client.publish("huzzah0/AdaBME280_1/altitude", tosend, true, 2) ) {
|
||||
Serial.println(F("Failed"));
|
||||
} else {
|
||||
Serial.println(F("OK!"));
|
||||
}
|
||||
|
||||
// Now we can publish stuff!
|
||||
Serial.print(F("Sending humity value "));
|
||||
Serial.print(humidity_val);
|
||||
Serial.print("...");
|
||||
val2json(humidity_val, date_str, "%", "RH").toCharArray(tosend, 120);
|
||||
if (! mqtt_client.publish("huzzah0/AdaBME280_1/humidity", tosend, true, 2)) {
|
||||
Serial.println(F("Failed"));
|
||||
} else {
|
||||
Serial.println(F("OK!"));
|
||||
}
|
||||
|
||||
// Now we can publish stuff!
|
||||
Serial.print(F("Sending temperature value "));
|
||||
Serial.print(temperature_val);
|
||||
Serial.print("...");
|
||||
val2json(temperature_val, date_str, "degC", "AT").toCharArray(tosend, 120);
|
||||
if (! mqtt_client.publish("huzzah0/AdaBME280_1/temperature", tosend, true, 2)) {
|
||||
Serial.println(F("Failed"));
|
||||
} else {
|
||||
Serial.println(F("OK!"));
|
||||
}
|
||||
|
||||
// __LAST__ thing to send : Date and Time
|
||||
Serial.print(F("Sending date and time "));
|
||||
Serial.print(date_val);
|
||||
Serial.print("...");
|
||||
if (! mqtt_client.publish("huzzah0/NTP/date", date_val, true, 2)) {
|
||||
Serial.println(F("Failed"));
|
||||
} else {
|
||||
Serial.println(F("OK!"));
|
||||
}
|
||||
}
|
||||
|
||||
delay(10);
|
||||
}
|
||||
|
||||
void MQTT_connect() {
|
||||
Serial.print("checking wifi...");
|
||||
while (WiFi.status() != WL_CONNECTED) {
|
||||
Serial.print(".");
|
||||
delay(1000);
|
||||
}
|
||||
|
||||
Serial.print("\nconnecting...");
|
||||
while (!mqtt_client.connect(MQTT_ID, MQTT_USERNAME, MQTT_KEY)) {
|
||||
Serial.print(".");
|
||||
delay(1000);
|
||||
}
|
||||
|
||||
Serial.println("\nconnected!");
|
||||
|
||||
mqtt_client.subscribe("huzzah0/led0", 1);
|
||||
mqtt_client.subscribe("huzzah0/mode_station", 1);
|
||||
if(mode_station) {
|
||||
mqtt_client.unsubscribe("huzzah0/sea_level_pressure");
|
||||
mqtt_client.subscribe("huzzah0/altitude", 2);
|
||||
}
|
||||
else {
|
||||
mqtt_client.unsubscribe("huzzah0/altitude");
|
||||
mqtt_client.subscribe("huzzah0/sea_level_pressure", 1);
|
||||
}
|
||||
}
|
||||
|
||||
void messageReceived(String &topic, String &payload) {
|
||||
Serial.println("incoming: " + topic + " - " + payload);
|
||||
|
||||
if(topic == "huzzah0/led0") {
|
||||
if(payload == "0") led0_status = HIGH;
|
||||
if(payload == "1") led0_status = LOW;
|
||||
digitalWrite(LED_BUILTIN, led0_status);
|
||||
}
|
||||
if(topic == "huzzah0/mode_station") {
|
||||
if(payload == "0") {
|
||||
mode_station = false;
|
||||
mqtt_client.unsubscribe("huzzah0/altitude");
|
||||
mqtt_client.subscribe("huzzah0/sea_level_pressure", 1);
|
||||
}
|
||||
if(payload == "1") {
|
||||
mode_station = true;
|
||||
mqtt_client.unsubscribe("huzzah0/sea_level_pressure");
|
||||
mqtt_client.subscribe("huzzah0/altitude", 1);
|
||||
}
|
||||
}
|
||||
if(topic == "huzzah0/altitude") {
|
||||
String pl = payload;
|
||||
altitude = pl.toFloat();
|
||||
Serial.print("New altitude :");
|
||||
Serial.println(altitude);
|
||||
}
|
||||
}
|
||||
|
||||
String int2str(int a) {
|
||||
String ret = "";
|
||||
if (a < 10) {
|
||||
ret +="0";
|
||||
}
|
||||
if (a > 99)
|
||||
a = 99;
|
||||
ret += a;
|
||||
return ret;
|
||||
}
|
||||
|
||||
String val2json (float val, String date, String unit, String type) {
|
||||
String json = "{\"date\": \"";
|
||||
json += date;
|
||||
json += "\", \"value\": \"";
|
||||
json += val;
|
||||
json += "\", \"unit\": \"";
|
||||
json += unit;
|
||||
json += "\", \"type\": \"";
|
||||
json += type;
|
||||
json += "\" }";
|
||||
//Serial.println(json);
|
||||
return json;
|
||||
}
|
||||
|
||||
|
|
@ -0,0 +1,17 @@
|
|||
# Selectively setting readonly to False on boot
|
||||
|
||||
import board
|
||||
import digitalio
|
||||
import storage
|
||||
|
||||
switch = digitalio.DigitalInOut(board.D5)
|
||||
switch.direction = digitalio.Direction.INPUT
|
||||
switch.pull = digitalio.Pull.UP
|
||||
led = digitalio.DigitalInOut(board.D13)
|
||||
led.direction = digitalio.Direction.OUTPUT
|
||||
|
||||
# If the D0 is connected to ground with a wire
|
||||
# CircuitPython can write to the drive
|
||||
storage.remount("/", switch.value)
|
||||
print("Readonly : {}".format(switch.value))
|
||||
led.value = switch.value
|
||||
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|
|
@ -0,0 +1,126 @@
|
|||
# Simple weather and GPS logger
|
||||
|
||||
import board
|
||||
from busio import I2C, UART
|
||||
from time import sleep
|
||||
from analogio import AnalogIn
|
||||
import microcontroller
|
||||
import gc
|
||||
import micropython
|
||||
import os
|
||||
|
||||
from adafruit_bme280 import Adafruit_BME280_I2C
|
||||
from adafruit_gps import GPS
|
||||
import neopixel
|
||||
|
||||
#########
|
||||
# Setup #
|
||||
#########
|
||||
|
||||
# BME280 sensors (I2C)
|
||||
i2c = I2C(board.SCL, board.SDA)
|
||||
bme280 = Adafruit_BME280_I2C(i2c)
|
||||
|
||||
# Integrated Neopixel
|
||||
pixel = neopixel.NeoPixel(board.NEOPIXEL, 1, brightness=0.2)
|
||||
|
||||
# Battery voltage
|
||||
vbat = AnalogIn(board.D9, )
|
||||
|
||||
# GPS on Feather board
|
||||
gps_uart = UART(board.TX, board.RX, baudrate=9600, timeout=3000)
|
||||
gps = GPS(gps_uart)
|
||||
# Turn on the basic GGA and RMC info
|
||||
gps.send_command('PMTK314,0,1,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0')
|
||||
gps.send_command('PMTK220,2000') # 1000 ms refresh
|
||||
|
||||
gc.collect()
|
||||
micropython.mem_info()
|
||||
|
||||
temp, hum, press = 0.0, 0.0, 0.0
|
||||
rouge, vert, bleu = 0, 0, 0
|
||||
|
||||
# Check if data directory exists
|
||||
if 'data' not in os.listdir():
|
||||
os.mkdir('data')
|
||||
os.mkdir('data/hourly')
|
||||
os.mkdir('data/daily')
|
||||
|
||||
#############
|
||||
# Main loop #
|
||||
#############
|
||||
while True:
|
||||
sleep(5)
|
||||
|
||||
gc.collect()
|
||||
# micropython.mem_info(1)
|
||||
# print('Memory free: {} allocated: {}'.format(gc.mem_free(), gc.mem_alloc()))
|
||||
|
||||
temp = bme280.temperature
|
||||
hum = bme280.humidity
|
||||
press = bme280.pressure
|
||||
|
||||
print("Temperature: {:>+.1f} degC | Humidite: {:>.1f} % | Pression: {:>.1f} hPa".format(temp, hum, press))
|
||||
print("Tension batterie : {:>.2f} V | CPU Temp: {:>+.1f} degC".format((vbat.value*2*3.3/65536), microcontroller.cpu.temperature))
|
||||
# 0.00644531 = 2*3.3/1024 :
|
||||
# 2 : voltage is divided by 2
|
||||
# 3.3 : Vref = 3.3V
|
||||
# 1024 : 10bit ADC
|
||||
|
||||
# Conversion des donn?es en couleur
|
||||
# ROUGE => temp?rature : max = 35?C, min =10?C soit une amplitude de 25?C
|
||||
rouge = int((temp-10)*255/25)
|
||||
if rouge > 255:
|
||||
rouge = 255
|
||||
if rouge < 0:
|
||||
rouge = 0
|
||||
|
||||
# BLEU => humidit? : max= 100%, mini=0%
|
||||
bleu = int(hum*255/100)
|
||||
|
||||
# VERT => Pression : mini=960hPa, maxi = 1030hPa soit une amplitude 70hPa
|
||||
vert = int((press-960)*255/70)
|
||||
if vert > 255:
|
||||
vert = 255
|
||||
if vert < 0:
|
||||
vert = 0
|
||||
|
||||
rvb = (rouge, vert, bleu)
|
||||
print("Couleur : {}".format(rvb))
|
||||
pixel[0] = rvb
|
||||
|
||||
gps.update()
|
||||
if not gps.has_fix:
|
||||
# Try again if we don't have a fix yet.
|
||||
print('Waiting for fix... {} - {}'.format(gps.has_fix, gps.satellites))
|
||||
continue
|
||||
|
||||
print('Fix timestamp: {}/{}/{} {:02}:{:02}:{:02}'.format(
|
||||
gps.timestamp_utc.tm_mon, # Grab parts of the time from the
|
||||
gps.timestamp_utc.tm_mday, # struct_time object that holds
|
||||
gps.timestamp_utc.tm_year, # the fix time. Note you might
|
||||
gps.timestamp_utc.tm_hour, # not get all data like year, day,
|
||||
gps.timestamp_utc.tm_min, # month!
|
||||
gps.timestamp_utc.tm_sec))
|
||||
if gps.altitude_m is not None:
|
||||
print('Latitude: {} deg | Longitude: {} deg | Altitude: {} m'.format(gps.latitude,
|
||||
gps.longitude,
|
||||
gps.altitude_m))
|
||||
else:
|
||||
print('Latitude: {} deg | Longitude: {} deg'.format(gps.latitude,
|
||||
gps.longitude))
|
||||
|
||||
print('Fix quality: {}'.format(gps.fix_quality))
|
||||
# Some attributes beyond latitude, longitude and timestamp are optional
|
||||
# and might not be present. Check if they're None before trying to use!
|
||||
if gps.satellites is not None:
|
||||
print('# satellites: {}'.format(gps.satellites))
|
||||
if gps.track_angle_deg is not None:
|
||||
print('Speed: {} knots'.format(gps.speed_knots))
|
||||
if gps.track_angle_deg is not None:
|
||||
print('Track angle: {} degrees'.format(gps.track_angle_deg))
|
||||
if gps.horizontal_dilution is not None:
|
||||
print('Horizontal dilution: {}'.format(gps.horizontal_dilution))
|
||||
if gps.height_geoid is not None:
|
||||
print('Height geo ID: {} meters'.format(gps.height_geoid))
|
||||
|
||||
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Loading…
Reference in New Issue