SilentSensors / ZZ_SSL_Main_L476

STM32L476

Dependencies:   MbedJSONValue SDFileSystem WConstants mbed-dev DS1820 TinyGPSPlus epd1in54

Fork of A_SSL_Main by SilentSensors

main.cpp@10:a4526c9b8332, 2018-11-09 (annotated)

Committer:
WaleedElmughrabi
Date:
Fri Nov 09 03:12:35 2018 +0000
Revision:
10:a4526c9b8332
Parent:
9:4ac09d77e2a0
Child:
11:9b49bd5a5f8c
Added geofence check against previous geofence

Who changed what in which revision?

UserRevisionLine numberNew contents of line
WaleedElmughrabi 9:4ac09d77e2a0 1 ////////////////////////////////////////////////////////////////////////////////////////////////////////
WaleedElmughrabi 9:4ac09d77e2a0 2 // Company: Silent Sensors Ltd
WaleedElmughrabi 9:4ac09d77e2a0 3 // Project: Silent Hub
WaleedElmughrabi 9:4ac09d77e2a0 4 // Author: Waleed Elmughrabi
WaleedElmughrabi 9:4ac09d77e2a0 5 ////////////////////////////////////////////////////////////////////////////////////////////////////////
WaleedElmughrabi 9:4ac09d77e2a0 6
bcostm 0:eafcd0445e97 7 #include "mbed.h"
WaleedElmughrabi 2:b14aac0ec647 8 #include "DS1820.h"
WaleedElmughrabi 2:b14aac0ec647 9 #include "epd1in54.h"
WaleedElmughrabi 2:b14aac0ec647 10 #include "stdio.h"
WaleedElmughrabi 4:06edbeb05013 11 #include "math.h"
WaleedElmughrabi 4:06edbeb05013 12 #include "TinyGPSPlus.h"
WaleedElmughrabi 6:d30c8e8678c9 13 #include "SDFileSystem.h"
WaleedElmughrabi 6:d30c8e8678c9 14 #include "errno.h"
WaleedElmughrabi 8:bc5a3b2ff424 15 #include "MbedJSONValue.h"
WaleedElmughrabi 8:bc5a3b2ff424 16 #include <string>
WaleedElmughrabi 4:06edbeb05013 17
WaleedElmughrabi 9:4ac09d77e2a0 18
WaleedElmughrabi 9:4ac09d77e2a0 19 ////////////////////////////////////////////////////////////////////////////////////////////////////////
WaleedElmughrabi 9:4ac09d77e2a0 20 // Definitions and initialization
WaleedElmughrabi 9:4ac09d77e2a0 21 ////////////////////////////////////////////////////////////////////////////////////////////////////////
WaleedElmughrabi 9:4ac09d77e2a0 22 #define TX5 PC_10
WaleedElmughrabi 9:4ac09d77e2a0 23 #define RX5 PC_11
WaleedElmughrabi 4:06edbeb05013 24 #define GPSBaud 9600
WaleedElmughrabi 9:4ac09d77e2a0 25 #define SerialBaud 115200
WaleedElmughrabi 6:d30c8e8678c9 26 #define SD_FILE_SYSTEM_H
WaleedElmughrabi 6:d30c8e8678c9 27 SDFileSystem* fs;
WaleedElmughrabi 6:d30c8e8678c9 28 FILE* fp;
WaleedElmughrabi 4:06edbeb05013 29 TinyGPSPlus tgps;
WaleedElmughrabi 4:06edbeb05013 30
WaleedElmughrabi 9:4ac09d77e2a0 31 Serial serial(USBTX, USBRX,112500); //Local terminal Baud rate
WaleedElmughrabi 9:4ac09d77e2a0 32 DS1820 ds1820(PB_2); //pin name connected to the DS1820 data pin
WaleedElmughrabi 9:4ac09d77e2a0 33 SDFileSystem sd(PB_5, PB_4, PB_3, PB_12, "sd"); //uSD SPI
WaleedElmughrabi 2:b14aac0ec647 34
WaleedElmughrabi 2:b14aac0ec647 35 //E-ink Display
WaleedElmughrabi 9:4ac09d77e2a0 36 PinName rst; PinName dc; PinName busy; PinName mosi; PinName miso; PinName sclk; PinName cs;
WaleedElmughrabi 2:b14aac0ec647 37 unsigned char frame_black[EPD_HEIGHT*EPD_WIDTH/8];
WaleedElmughrabi 9:4ac09d77e2a0 38 Epd epd = Epd(PB_5, PB_4, PB_3, PA_8, PC_4, PC_7, PB_10);
WaleedElmughrabi 10:a4526c9b8332 39
WaleedElmughrabi 10:a4526c9b8332 40 const char * system_message; //Journey configuration to be received from server
WaleedElmughrabi 10:a4526c9b8332 41 int deviceID = 1;
WaleedElmughrabi 10:a4526c9b8332 42 double longTest,latTest;
WaleedElmughrabi 10:a4526c9b8332 43 int tyear,tmonth,tday,thour,tmin,tsec;
WaleedElmughrabi 10:a4526c9b8332 44 float liquidTemp = 0;
WaleedElmughrabi 10:a4526c9b8332 45 char cValt[32];
WaleedElmughrabi 10:a4526c9b8332 46 char chr_s[600];
WaleedElmughrabi 10:a4526c9b8332 47 std::string s;
WaleedElmughrabi 10:a4526c9b8332 48 const char * parameter;
WaleedElmughrabi 10:a4526c9b8332 49 int msg_index;
WaleedElmughrabi 10:a4526c9b8332 50 double geofencesNum;
WaleedElmughrabi 10:a4526c9b8332 51 int geotest;
WaleedElmughrabi 9:4ac09d77e2a0 52 ////////////////////////////////////////////////////////////////////////////////////////////////////////
WaleedElmughrabi 9:4ac09d77e2a0 53 ////////////////////////////////////////////////////////////////////////////////////////////////////////
WaleedElmughrabi 3:bc4495101c7b 54
WaleedElmughrabi 9:4ac09d77e2a0 55 ////////////////////////////////////////////////////////////////////////////////////////////////////////
WaleedElmughrabi 9:4ac09d77e2a0 56 // Polygon geofence
WaleedElmughrabi 9:4ac09d77e2a0 57 // the last vertix should be the same as the first vertix
WaleedElmughrabi 9:4ac09d77e2a0 58 ////////////////////////////////////////////////////////////////////////////////////////////////////////
WaleedElmughrabi 10:a4526c9b8332 59 int pnpoly(int nvert, double *vertLong, double *vertLat, double testLong, double testLat)
WaleedElmughrabi 4:06edbeb05013 60 {
WaleedElmughrabi 10:a4526c9b8332 61 //Returns 1 if test point is inside polygon, zero otherwise
WaleedElmughrabi 10:a4526c9b8332 62 //last vertix should be the same as the first
WaleedElmughrabi 4:06edbeb05013 63 int i, j, c = 0;
WaleedElmughrabi 4:06edbeb05013 64 for (i = 0, j = nvert-1; i < nvert; j = i++) {
WaleedElmughrabi 10:a4526c9b8332 65 if ( ((vertLat[i]>testLat) != (vertLat[j]>testLat)) &&
WaleedElmughrabi 10:a4526c9b8332 66 (testLong < (vertLong[j]-vertLong[i]) * (testLat-vertLat[i]) / (vertLat[j]-vertLat[i]) + vertLong[i]) )
WaleedElmughrabi 4:06edbeb05013 67 c = !c;
WaleedElmughrabi 4:06edbeb05013 68 }
WaleedElmughrabi 4:06edbeb05013 69 return c;
WaleedElmughrabi 4:06edbeb05013 70 }
WaleedElmughrabi 9:4ac09d77e2a0 71 ////////////////////////////////////////////////////////////////////////////////////////////////////////
WaleedElmughrabi 9:4ac09d77e2a0 72 ////////////////////////////////////////////////////////////////////////////////////////////////////////
WaleedElmughrabi 9:4ac09d77e2a0 73 double distanceBetween(double lat1, double long1, double lat2, double long2)
WaleedElmughrabi 4:06edbeb05013 74 {
WaleedElmughrabi 9:4ac09d77e2a0 75 // returns distance in meters between two positions, both specified
WaleedElmughrabi 9:4ac09d77e2a0 76 // as signed decimal-degrees latitude and longitude. Uses great-circle
WaleedElmughrabi 9:4ac09d77e2a0 77 // distance computation for hypothetical sphere of radius 6372795 meters.
WaleedElmughrabi 9:4ac09d77e2a0 78 // Because Earth is no exact sphere, rounding errors may be up to 0.5%.
WaleedElmughrabi 9:4ac09d77e2a0 79 // Courtesy of Maarten Lamers
WaleedElmughrabi 9:4ac09d77e2a0 80 double delta = radians(long1-long2);
WaleedElmughrabi 9:4ac09d77e2a0 81 double sdlong = sin(delta);
WaleedElmughrabi 9:4ac09d77e2a0 82 double cdlong = cos(delta);
WaleedElmughrabi 9:4ac09d77e2a0 83 lat1 = radians(lat1);
WaleedElmughrabi 9:4ac09d77e2a0 84 lat2 = radians(lat2);
WaleedElmughrabi 9:4ac09d77e2a0 85 double slat1 = sin(lat1);
WaleedElmughrabi 9:4ac09d77e2a0 86 double clat1 = cos(lat1);
WaleedElmughrabi 9:4ac09d77e2a0 87 double slat2 = sin(lat2);
WaleedElmughrabi 9:4ac09d77e2a0 88 double clat2 = cos(lat2);
WaleedElmughrabi 9:4ac09d77e2a0 89 delta = (clat1 * slat2) - (slat1 * clat2 * cdlong);
WaleedElmughrabi 9:4ac09d77e2a0 90 delta = sq(delta);
WaleedElmughrabi 9:4ac09d77e2a0 91 delta += sq(clat2 * sdlong);
WaleedElmughrabi 9:4ac09d77e2a0 92 delta = sqrt(delta);
WaleedElmughrabi 9:4ac09d77e2a0 93 double denom = (slat1 * slat2) + (clat1 * clat2 * cdlong);
WaleedElmughrabi 9:4ac09d77e2a0 94 delta = atan2(delta, denom);
WaleedElmughrabi 9:4ac09d77e2a0 95 return delta * 6372795;
WaleedElmughrabi 9:4ac09d77e2a0 96 }
WaleedElmughrabi 9:4ac09d77e2a0 97 ////////////////////////////////////////////////////////////////////////////////////////////////////////
WaleedElmughrabi 9:4ac09d77e2a0 98 // Circle geofonce
WaleedElmughrabi 9:4ac09d77e2a0 99 ////////////////////////////////////////////////////////////////////////////////////////////////////////
WaleedElmughrabi 9:4ac09d77e2a0 100 int inCircle(double xcentre, double ycentre, double xedge, double yedge, double testx, double testy)
WaleedElmughrabi 9:4ac09d77e2a0 101 {
WaleedElmughrabi 10:a4526c9b8332 102 //Returns 1 if test point is inside circle, zero otherwise
WaleedElmughrabi 10:a4526c9b8332 103 //The circle is defined by centre and a point on the circumference
WaleedElmughrabi 9:4ac09d77e2a0 104 double distance;
WaleedElmughrabi 4:06edbeb05013 105 int test;
WaleedElmughrabi 9:4ac09d77e2a0 106 double radius;
WaleedElmughrabi 9:4ac09d77e2a0 107
WaleedElmughrabi 9:4ac09d77e2a0 108 radius = distanceBetween(xcentre, ycentre, xedge, yedge);
WaleedElmughrabi 9:4ac09d77e2a0 109 distance = distanceBetween(xcentre, ycentre, testx, testy);
WaleedElmughrabi 9:4ac09d77e2a0 110
WaleedElmughrabi 4:06edbeb05013 111 if(distance < radius){
WaleedElmughrabi 4:06edbeb05013 112 test = 1;
WaleedElmughrabi 4:06edbeb05013 113 }
WaleedElmughrabi 4:06edbeb05013 114 else{
WaleedElmughrabi 4:06edbeb05013 115 test = 0;
WaleedElmughrabi 4:06edbeb05013 116 }
WaleedElmughrabi 4:06edbeb05013 117 return (test);
WaleedElmughrabi 4:06edbeb05013 118 }
WaleedElmughrabi 9:4ac09d77e2a0 119 ////////////////////////////////////////////////////////////////////////////////////////////////////////
WaleedElmughrabi 9:4ac09d77e2a0 120 ////////////////////////////////////////////////////////////////////////////////////////////////////////
WaleedElmughrabi 4:06edbeb05013 121
WaleedElmughrabi 4:06edbeb05013 122
WaleedElmughrabi 9:4ac09d77e2a0 123 ////////////////////////////////////////////////////////////////////////////////////////////////////////
WaleedElmughrabi 9:4ac09d77e2a0 124 // Temperature sensor read
WaleedElmughrabi 9:4ac09d77e2a0 125 ////////////////////////////////////////////////////////////////////////////////////////////////////////
WaleedElmughrabi 6:d30c8e8678c9 126 float getTemp()
WaleedElmughrabi 4:06edbeb05013 127 {
WaleedElmughrabi 6:d30c8e8678c9 128 float t;
WaleedElmughrabi 4:06edbeb05013 129 // getTemp(tRead);
WaleedElmughrabi 4:06edbeb05013 130 if(ds1820.begin()) {
WaleedElmughrabi 4:06edbeb05013 131 ds1820.startConversion();
WaleedElmughrabi 4:06edbeb05013 132 wait(1.0);
WaleedElmughrabi 4:06edbeb05013 133 t = ds1820.read(); // read temperature
WaleedElmughrabi 9:4ac09d77e2a0 134 serial.printf("temp = %3.2f\r\n", t); // Display temp on terminal
WaleedElmughrabi 9:4ac09d77e2a0 135 } else
WaleedElmughrabi 4:06edbeb05013 136 serial.printf("No DS1820 sensor found!\r\n");
WaleedElmughrabi 9:4ac09d77e2a0 137 return t;
WaleedElmughrabi 9:4ac09d77e2a0 138 }
WaleedElmughrabi 9:4ac09d77e2a0 139 ////////////////////////////////////////////////////////////////////////////////////////////////////////
WaleedElmughrabi 9:4ac09d77e2a0 140 ////////////////////////////////////////////////////////////////////////////////////////////////////////
WaleedElmughrabi 4:06edbeb05013 141
WaleedElmughrabi 9:4ac09d77e2a0 142 ////////////////////////////////////////////////////////////////////////////////////////////////////////
WaleedElmughrabi 9:4ac09d77e2a0 143 // Epd display
WaleedElmughrabi 9:4ac09d77e2a0 144 ////////////////////////////////////////////////////////////////////////////////////////////////////////
WaleedElmughrabi 9:4ac09d77e2a0 145 int Display(float t, int g)
WaleedElmughrabi 9:4ac09d77e2a0 146 {
WaleedElmughrabi 10:a4526c9b8332 147 Epd epd = Epd(PB_5, PB_4, PB_3, PA_8, PC_4, PC_7, PB_10);
WaleedElmughrabi 10:a4526c9b8332 148
WaleedElmughrabi 10:a4526c9b8332 149 sprintf(cValt,"%.2f", t);
WaleedElmughrabi 4:06edbeb05013 150 memset(frame_black, 0xFF, sizeof(unsigned char)*EPD_HEIGHT*EPD_WIDTH/8);
WaleedElmughrabi 4:06edbeb05013 151 if (epd.Init(lut_full_update) != 0) {
WaleedElmughrabi 4:06edbeb05013 152 return -1;
WaleedElmughrabi 4:06edbeb05013 153 }
WaleedElmughrabi 4:06edbeb05013 154 /*Write strings to the buffer */
WaleedElmughrabi 9:4ac09d77e2a0 155 epd.DrawStringAt(frame_black, 0, 10, "Temperature:", &Font24, COLORED);
WaleedElmughrabi 9:4ac09d77e2a0 156 epd.DrawStringAt(frame_black, 60, 30, cValt, &Font24, COLORED);
WaleedElmughrabi 9:4ac09d77e2a0 157 epd.DrawStringAt(frame_black, 0, 70, "In Geofence?", &Font24, COLORED);
WaleedElmughrabi 9:4ac09d77e2a0 158 if (g == 1){
WaleedElmughrabi 10:a4526c9b8332 159 epd.DrawStringAt(frame_black, 60, 90, "In Geo", &Font24, COLORED);
WaleedElmughrabi 9:4ac09d77e2a0 160 }
WaleedElmughrabi 9:4ac09d77e2a0 161 else {
WaleedElmughrabi 9:4ac09d77e2a0 162 epd.DrawStringAt(frame_black, 60, 90, "No", &Font24, COLORED);
WaleedElmughrabi 9:4ac09d77e2a0 163 }
WaleedElmughrabi 4:06edbeb05013 164 /* Display the frame_buffer */
WaleedElmughrabi 4:06edbeb05013 165 epd.SetFrameMemory(frame_black, 0, 0, epd.width, epd.height);
WaleedElmughrabi 4:06edbeb05013 166 epd.DisplayFrame();
WaleedElmughrabi 4:06edbeb05013 167 epd.Sleep();
WaleedElmughrabi 9:4ac09d77e2a0 168 return 1;
WaleedElmughrabi 9:4ac09d77e2a0 169 }
WaleedElmughrabi 9:4ac09d77e2a0 170
WaleedElmughrabi 9:4ac09d77e2a0 171 ////////////////////////////////////////////////////////////////////////////////////////////////////////
WaleedElmughrabi 9:4ac09d77e2a0 172 ////////////////////////////////////////////////////////////////////////////////////////////////////////
WaleedElmughrabi 9:4ac09d77e2a0 173
WaleedElmughrabi 9:4ac09d77e2a0 174 ////////////////////////////////////////////////////////////////////////////////////////////////////////
WaleedElmughrabi 9:4ac09d77e2a0 175 // SD card functions
WaleedElmughrabi 9:4ac09d77e2a0 176 ////////////////////////////////////////////////////////////////////////////////////////////////////////
WaleedElmughrabi 9:4ac09d77e2a0 177 int new_file(char* adr_file)//fonction to write on new file
WaleedElmughrabi 9:4ac09d77e2a0 178 {
WaleedElmughrabi 9:4ac09d77e2a0 179 FILE *fp = fopen(adr_file, "w");
WaleedElmughrabi 9:4ac09d77e2a0 180 if(fp == NULL) {
WaleedElmughrabi 9:4ac09d77e2a0 181 serial.printf("Unable to write the file\r\n");
WaleedElmughrabi 9:4ac09d77e2a0 182 return -1;
WaleedElmughrabi 9:4ac09d77e2a0 183 } else {
WaleedElmughrabi 10:a4526c9b8332 184 fprintf(fp, "Silent Hub - Log\r\n");
WaleedElmughrabi 9:4ac09d77e2a0 185 fclose(fp);
WaleedElmughrabi 9:4ac09d77e2a0 186 serial.printf("File successfully written!\r\n");
WaleedElmughrabi 9:4ac09d77e2a0 187 return 0; //success
WaleedElmughrabi 9:4ac09d77e2a0 188 }
WaleedElmughrabi 4:06edbeb05013 189 }
WaleedElmughrabi 4:06edbeb05013 190
WaleedElmughrabi 9:4ac09d77e2a0 191 int read_file(char* adr_file)//fct to read a file
WaleedElmughrabi 6:d30c8e8678c9 192 {
WaleedElmughrabi 9:4ac09d77e2a0 193 char c;
WaleedElmughrabi 9:4ac09d77e2a0 194 FILE *file;
WaleedElmughrabi 9:4ac09d77e2a0 195 serial.printf("\r\nRead: %s\r\n", adr_file);
WaleedElmughrabi 9:4ac09d77e2a0 196 file = fopen(adr_file, "r");
WaleedElmughrabi 9:4ac09d77e2a0 197 if (file) {
WaleedElmughrabi 9:4ac09d77e2a0 198 while (!feof(file)) {
WaleedElmughrabi 9:4ac09d77e2a0 199 c = getc(file);
WaleedElmughrabi 9:4ac09d77e2a0 200 serial.putc(c);
WaleedElmughrabi 6:d30c8e8678c9 201 }
WaleedElmughrabi 9:4ac09d77e2a0 202 fclose(file);
WaleedElmughrabi 9:4ac09d77e2a0 203 return 0; //success
WaleedElmughrabi 6:d30c8e8678c9 204 }
WaleedElmughrabi 9:4ac09d77e2a0 205 return -1;
WaleedElmughrabi 6:d30c8e8678c9 206 }
WaleedElmughrabi 6:d30c8e8678c9 207
WaleedElmughrabi 9:4ac09d77e2a0 208 int add_data(char* adr_flie, char* msg)//fct to update a file
WaleedElmughrabi 9:4ac09d77e2a0 209 {
WaleedElmughrabi 9:4ac09d77e2a0 210 FILE *fp = fopen(adr_flie, "a");
WaleedElmughrabi 9:4ac09d77e2a0 211 if(fp == NULL) {
WaleedElmughrabi 9:4ac09d77e2a0 212 serial.printf("Unable to update the file\r\n");
WaleedElmughrabi 9:4ac09d77e2a0 213 return 0; //success
WaleedElmughrabi 9:4ac09d77e2a0 214 } else {
WaleedElmughrabi 9:4ac09d77e2a0 215 fprintf(fp, msg);
WaleedElmughrabi 9:4ac09d77e2a0 216 fclose(fp);
WaleedElmughrabi 9:4ac09d77e2a0 217 serial.printf("\r\nFile successfully update/written!\r\n");
WaleedElmughrabi 9:4ac09d77e2a0 218 return -1;
WaleedElmughrabi 9:4ac09d77e2a0 219 }
WaleedElmughrabi 9:4ac09d77e2a0 220 }
WaleedElmughrabi 9:4ac09d77e2a0 221 ////////////////////////////////////////////////////////////////////////////////////////////////////////
WaleedElmughrabi 9:4ac09d77e2a0 222 ////////////////////////////////////////////////////////////////////////////////////////////////////////
WaleedElmughrabi 9:4ac09d77e2a0 223
WaleedElmughrabi 9:4ac09d77e2a0 224 ////////////////////////////////////////////////////////////////////////////////////////////////////////
WaleedElmughrabi 9:4ac09d77e2a0 225 // JSON serialize
WaleedElmughrabi 9:4ac09d77e2a0 226 ////////////////////////////////////////////////////////////////////////////////////////////////////////
WaleedElmughrabi 9:4ac09d77e2a0 227 //ToDo: pass arguments, currently some dummy values
WaleedElmughrabi 10:a4526c9b8332 228 //geoFenceNum: the geofence entered or left, value: 1(entered), 2(left)
WaleedElmughrabi 10:a4526c9b8332 229 string jsonSerializeDeviceToSystem(int deviceID, float longTest, float latTest, int geoFenceNum, int value, float liquidTemp, int tday, int tmonth, int tyear, int thour, int tmin, int tsec)
WaleedElmughrabi 8:bc5a3b2ff424 230 {
WaleedElmughrabi 8:bc5a3b2ff424 231 MbedJSONValue statusReport;
WaleedElmughrabi 8:bc5a3b2ff424 232 std::string s;
WaleedElmughrabi 9:4ac09d77e2a0 233 char SDtime[100];
WaleedElmughrabi 10:a4526c9b8332 234 sprintf(SDtime,"%d-%d-%d - %d:%d:%d", tday, tmonth, tyear, thour, tmin, tsec);
WaleedElmughrabi 9:4ac09d77e2a0 235
WaleedElmughrabi 8:bc5a3b2ff424 236 //fill the object
WaleedElmughrabi 9:4ac09d77e2a0 237 statusReport["timestamp"]= SDtime;
WaleedElmughrabi 9:4ac09d77e2a0 238 statusReport["device"] = deviceID;
WaleedElmughrabi 10:a4526c9b8332 239 statusReport["latitude"]= latTest;
WaleedElmughrabi 10:a4526c9b8332 240 statusReport["longitude"] = longTest;
WaleedElmughrabi 10:a4526c9b8332 241 statusReport["geoFenceNum"] = geoFenceNum;
WaleedElmughrabi 10:a4526c9b8332 242 statusReport["geoFenceEnteryDeparture"] = value;
WaleedElmughrabi 9:4ac09d77e2a0 243 statusReport["container"] = liquidTemp;
WaleedElmughrabi 8:bc5a3b2ff424 244 statusReport["heater"] = 34.5;
WaleedElmughrabi 10:a4526c9b8332 245 statusReport["batteryVoltage"] = 3.67;
WaleedElmughrabi 9:4ac09d77e2a0 246 statusReport["network"] = "Tele2";
WaleedElmughrabi 8:bc5a3b2ff424 247 statusReport["signalStrength"] = -89;
WaleedElmughrabi 8:bc5a3b2ff424 248
WaleedElmughrabi 8:bc5a3b2ff424 249 //serialize it into a JSON string
WaleedElmughrabi 8:bc5a3b2ff424 250 s = statusReport.serialize();
WaleedElmughrabi 9:4ac09d77e2a0 251
WaleedElmughrabi 8:bc5a3b2ff424 252 return s;
WaleedElmughrabi 8:bc5a3b2ff424 253 }
WaleedElmughrabi 9:4ac09d77e2a0 254 ////////////////////////////////////////////////////////////////////////////////////////////////////////
WaleedElmughrabi 9:4ac09d77e2a0 255 ////////////////////////////////////////////////////////////////////////////////////////////////////////
WaleedElmughrabi 9:4ac09d77e2a0 256
WaleedElmughrabi 9:4ac09d77e2a0 257
WaleedElmughrabi 9:4ac09d77e2a0 258 ////////////////////////////////////////////////////////////////////////////////////////////////////////
WaleedElmughrabi 9:4ac09d77e2a0 259 // JSON parse
WaleedElmughrabi 9:4ac09d77e2a0 260 ////////////////////////////////////////////////////////////////////////////////////////////////////////
WaleedElmughrabi 9:4ac09d77e2a0 261 double jsonParseSystemToDevice(const char * parameter, int msg_index)
WaleedElmughrabi 9:4ac09d77e2a0 262 {
WaleedElmughrabi 10:a4526c9b8332 263 // Journey message received from system parsed into values. Message description:
WaleedElmughrabi 10:a4526c9b8332 264 //"{\"config\":[device,temperatureRequired,temperatureInterval,numberOfGeos],\"route1\":[geoFenceNum,heating,temperatureRequired,pingOnArrival,pingOnDeparture,shape,outerCircle,latCentre,longCentre,latEdge,LongEdge,latEdge2,longEdge2],.........,\"routeX\":[geoFenceNum,heating,temperatureRequired,pingOnArrival,pingOnDeparture,shape,numOfVertices,lat1,long1,lat2,long2,..............,lat1,long1]}
WaleedElmughrabi 10:a4526c9b8332 265
WaleedElmughrabi 9:4ac09d77e2a0 266 MbedJSONValue journey;
WaleedElmughrabi 9:4ac09d77e2a0 267 parse(journey, system_message);
WaleedElmughrabi 9:4ac09d77e2a0 268 double msg; msg = journey[parameter][msg_index].get<double>(); return msg;
WaleedElmughrabi 9:4ac09d77e2a0 269 }
WaleedElmughrabi 9:4ac09d77e2a0 270 ////////////////////////////////////////////////////////////////////////////////////////////////////////
WaleedElmughrabi 9:4ac09d77e2a0 271 ////////////////////////////////////////////////////////////////////////////////////////////////////////
WaleedElmughrabi 8:bc5a3b2ff424 272
WaleedElmughrabi 4:06edbeb05013 273 int main()
WaleedElmughrabi 4:06edbeb05013 274 {
WaleedElmughrabi 9:4ac09d77e2a0 275 Serial GPSSerial(TX5, RX5);
WaleedElmughrabi 4:06edbeb05013 276 GPSSerial.baud(GPSBaud);
WaleedElmughrabi 4:06edbeb05013 277 wait(0.001);
WaleedElmughrabi 9:4ac09d77e2a0 278 DigitalOut SD_EN(PB_12); //SD SPI enable (active low)
WaleedElmughrabi 9:4ac09d77e2a0 279 DigitalOut Epd_EN(PA_8); //Epd SPI enable (active low)
WaleedElmughrabi 10:a4526c9b8332 280
WaleedElmughrabi 10:a4526c9b8332 281 //ToDo: To be replaced by the value received when subscribed to the Iot hub
WaleedElmughrabi 10:a4526c9b8332 282 //Subscribe and save the message in system_message
WaleedElmughrabi 10:a4526c9b8332 283 system_message = "{\"config\":[1.0,1.0,240.0,5.0],\"route1\":[1.0,0.0,1.0,1.0,1.0,1.0,54.5983852,-1.5708491,54.5969549,-1.5663735],\"route2\":[2.0,0.0,1.0,1.0,1.0,1.0,54.6542957,-1.4459836,54.6495902,-1.4430425],\"route3\":[3.0,0.0,1.0,1.0,1.0,1.0,54.7051416,-1.5638412,54.7101814,-1.5615844],\"route4\":[4.0,0.0,1.0,1.0,1.0,1.0,54.6298560,-1.3059736,54.6267899,-1.3075833],\"route5\":[5.0,0.0,1.0,1.0,1.0,2.0,5.0,54.6710093,-1.4587418,54.6730758,-1.4461951,54.6672642,-1.4436423,54.6678548,-1.4562232,54.6710093,-1.4587418]}";
WaleedElmughrabi 10:a4526c9b8332 284
WaleedElmughrabi 9:4ac09d77e2a0 285
WaleedElmughrabi 9:4ac09d77e2a0 286 //Variables
WaleedElmughrabi 9:4ac09d77e2a0 287
WaleedElmughrabi 10:a4526c9b8332 288 wait(1);
WaleedElmughrabi 10:a4526c9b8332 289 serial.printf("Silent Hub v1.0 ........................\r\n");
WaleedElmughrabi 10:a4526c9b8332 290 serial.printf("SystemCoreClock is %d Hz...........\r\n", SystemCoreClock);
WaleedElmughrabi 10:a4526c9b8332 291 wait (1);
WaleedElmughrabi 10:a4526c9b8332 292
WaleedElmughrabi 10:a4526c9b8332 293 while(1) {
WaleedElmughrabi 10:a4526c9b8332 294
WaleedElmughrabi 9:4ac09d77e2a0 295 if(tgps.encode(GPSSerial.getc()))
WaleedElmughrabi 4:06edbeb05013 296 {
WaleedElmughrabi 10:a4526c9b8332 297 latTest = tgps.location.lat(); longTest = tgps.location.lng(); //Location
WaleedElmughrabi 9:4ac09d77e2a0 298 tyear = tgps.date.year(); tmonth = tgps.date.month(); tday = tgps.date.day(); //Date
WaleedElmughrabi 9:4ac09d77e2a0 299 thour = tgps.time.hour(); tmin = tgps.time.minute(); tsec = tgps.time.second(); //Time
WaleedElmughrabi 9:4ac09d77e2a0 300
WaleedElmughrabi 9:4ac09d77e2a0 301 //this part is just for local terminal monitoring
WaleedElmughrabi 10:a4526c9b8332 302 serial.printf("\r\nLocation: %3.6f, %3.6f, Date: %d-%d-%d, Time: %d:%d:%d \r\n", latTest, longTest, tday, tmonth, tyear, thour, tmin, tsec);
WaleedElmughrabi 9:4ac09d77e2a0 303
WaleedElmughrabi 10:a4526c9b8332 304
WaleedElmughrabi 10:a4526c9b8332 305 liquidTemp = getTemp();
WaleedElmughrabi 10:a4526c9b8332 306 Display(liquidTemp, geotest);
WaleedElmughrabi 6:d30c8e8678c9 307 wait(5); //little delay to prevent double writing
WaleedElmughrabi 10:a4526c9b8332 308
WaleedElmughrabi 9:4ac09d77e2a0 309 //geofence testing
WaleedElmughrabi 9:4ac09d77e2a0 310 parameter = "config";
WaleedElmughrabi 10:a4526c9b8332 311 msg_index = 3;
WaleedElmughrabi 9:4ac09d77e2a0 312 geofencesNum = jsonParseSystemToDevice(parameter,msg_index);
WaleedElmughrabi 9:4ac09d77e2a0 313 serial.printf("\r\nNumber of geofences: %2.0f", geofencesNum);
WaleedElmughrabi 9:4ac09d77e2a0 314
WaleedElmughrabi 10:a4526c9b8332 315 geotest = 0;
WaleedElmughrabi 9:4ac09d77e2a0 316 int count=1;
WaleedElmughrabi 9:4ac09d77e2a0 317 int count2;
WaleedElmughrabi 9:4ac09d77e2a0 318 double geo_lat_c; double geo_long_c; double geo_lat_e; double geo_long_e;
WaleedElmughrabi 10:a4526c9b8332 319 while ((count <= geofencesNum)&&(geotest == 0))
WaleedElmughrabi 10:a4526c9b8332 320 //Can also check latTest,longTest: to make sure we have a fix
WaleedElmughrabi 10:a4526c9b8332 321 //while ((count <= geofencesNum)&&(geotest == 0)&& ((latTest != 0)||(longTest != 0)))
WaleedElmughrabi 9:4ac09d77e2a0 322 {
WaleedElmughrabi 9:4ac09d77e2a0 323 char geo_extract[6];
WaleedElmughrabi 9:4ac09d77e2a0 324 sprintf(geo_extract,"route%d",count);
WaleedElmughrabi 9:4ac09d77e2a0 325 parameter = geo_extract;
WaleedElmughrabi 9:4ac09d77e2a0 326 msg_index = 5;
WaleedElmughrabi 9:4ac09d77e2a0 327
WaleedElmughrabi 9:4ac09d77e2a0 328 if (jsonParseSystemToDevice(geo_extract,msg_index) == 1) //circular geofence
WaleedElmughrabi 9:4ac09d77e2a0 329 {
WaleedElmughrabi 9:4ac09d77e2a0 330 msg_index = 6; geo_lat_c = jsonParseSystemToDevice(parameter,msg_index);
WaleedElmughrabi 9:4ac09d77e2a0 331 msg_index = 7; geo_long_c = jsonParseSystemToDevice(parameter,msg_index);
WaleedElmughrabi 9:4ac09d77e2a0 332 msg_index = 8; geo_lat_e = jsonParseSystemToDevice(parameter,msg_index);
WaleedElmughrabi 9:4ac09d77e2a0 333 msg_index = 9; geo_long_e = jsonParseSystemToDevice(parameter,msg_index);
WaleedElmughrabi 9:4ac09d77e2a0 334
WaleedElmughrabi 10:a4526c9b8332 335 geotest = inCircle(geo_lat_c, geo_long_c, geo_lat_e, geo_long_e, latTest, longTest);
WaleedElmughrabi 9:4ac09d77e2a0 336 serial.printf("\r\nGeofence number = %d: \r\nIn geofence = %d:\r\n", count, geotest);
WaleedElmughrabi 9:4ac09d77e2a0 337 }
WaleedElmughrabi 9:4ac09d77e2a0 338
WaleedElmughrabi 9:4ac09d77e2a0 339 if (jsonParseSystemToDevice(geo_extract,msg_index) == 2) //polygon geofence
WaleedElmughrabi 9:4ac09d77e2a0 340 {
WaleedElmughrabi 9:4ac09d77e2a0 341 msg_index = 6; //The start of coordinates in the message
WaleedElmughrabi 9:4ac09d77e2a0 342 int vertices = jsonParseSystemToDevice(geo_extract,msg_index); //number of polygon vertices
WaleedElmughrabi 9:4ac09d77e2a0 343 double geo_lat[vertices];
WaleedElmughrabi 9:4ac09d77e2a0 344 double geo_long[vertices];
WaleedElmughrabi 9:4ac09d77e2a0 345 msg_index = 7;
WaleedElmughrabi 9:4ac09d77e2a0 346 for (count2=0; count2 < vertices; count2++ )
WaleedElmughrabi 9:4ac09d77e2a0 347 {
WaleedElmughrabi 9:4ac09d77e2a0 348 geo_lat[count2] = jsonParseSystemToDevice(geo_extract,msg_index);
WaleedElmughrabi 9:4ac09d77e2a0 349 geo_long[count2] = jsonParseSystemToDevice(geo_extract,msg_index+1);
WaleedElmughrabi 9:4ac09d77e2a0 350 msg_index = msg_index + 2;
WaleedElmughrabi 9:4ac09d77e2a0 351 }
WaleedElmughrabi 9:4ac09d77e2a0 352
WaleedElmughrabi 10:a4526c9b8332 353 geotest = pnpoly(vertices, geo_long, geo_lat,longTest, latTest);
WaleedElmughrabi 9:4ac09d77e2a0 354 serial.printf("\r\nGeofence number = %d: \r\nIn geofence = %d:\r\n", count, geotest);
WaleedElmughrabi 9:4ac09d77e2a0 355 }
WaleedElmughrabi 9:4ac09d77e2a0 356 count++;
WaleedElmughrabi 9:4ac09d77e2a0 357 }
WaleedElmughrabi 10:a4526c9b8332 358 if (geotest == 1) //ToDo &&make sure the last publish handshake was successful
WaleedElmughrabi 10:a4526c9b8332 359 {
WaleedElmughrabi 10:a4526c9b8332 360 //msg to be saved on SD and published, will overwrite last saved message
WaleedElmughrabi 10:a4526c9b8332 361 s = jsonSerializeDeviceToSystem(deviceID, longTest, latTest, count, geotest, liquidTemp, tday, tmonth, tyear, thour, tmin, tsec);
WaleedElmughrabi 10:a4526c9b8332 362 sprintf(chr_s,s.c_str());
WaleedElmughrabi 10:a4526c9b8332 363 Epd_EN = 1;
WaleedElmughrabi 10:a4526c9b8332 364 new_file("/sd/DeviceToSystemLog.txt");
WaleedElmughrabi 10:a4526c9b8332 365 add_data("/sd/DeviceToSystemLog.txt",chr_s);
WaleedElmughrabi 10:a4526c9b8332 366 read_file("/sd/DeviceToSystemLog.txt");
WaleedElmughrabi 9:4ac09d77e2a0 367
WaleedElmughrabi 10:a4526c9b8332 368 //Save last geofence, will overwrite last saved value
WaleedElmughrabi 10:a4526c9b8332 369 char cValGeoNum[8];
WaleedElmughrabi 10:a4526c9b8332 370 sprintf(cValGeoNum,"%d", count);
WaleedElmughrabi 10:a4526c9b8332 371 new_file("/sd/LastGeofence.txt");
WaleedElmughrabi 10:a4526c9b8332 372 add_data("/sd/LastGeofence.txt",cValGeoNum);
WaleedElmughrabi 10:a4526c9b8332 373 read_file("/sd/LastGeofence.txt");
WaleedElmughrabi 10:a4526c9b8332 374 Epd_EN = 0;
WaleedElmughrabi 10:a4526c9b8332 375
WaleedElmughrabi 10:a4526c9b8332 376 //If it is a heating station log temperature
WaleedElmughrabi 10:a4526c9b8332 377
WaleedElmughrabi 10:a4526c9b8332 378
WaleedElmughrabi 10:a4526c9b8332 379 }
WaleedElmughrabi 10:a4526c9b8332 380
WaleedElmughrabi 4:06edbeb05013 381 }
WaleedElmughrabi 4:06edbeb05013 382
WaleedElmughrabi 4:06edbeb05013 383 if (millis() > 5000 && tgps.charsProcessed() < 10)
WaleedElmughrabi 4:06edbeb05013 384 {
WaleedElmughrabi 4:06edbeb05013 385 serial.printf("No GPS detected: check wiring.\r\n");
WaleedElmughrabi 4:06edbeb05013 386 break;
WaleedElmughrabi 4:06edbeb05013 387 }
WaleedElmughrabi 9:4ac09d77e2a0 388
WaleedElmughrabi 4:06edbeb05013 389 }
WaleedElmughrabi 4:06edbeb05013 390 }
WaleedElmughrabi 4:06edbeb05013 391
WaleedElmughrabi 4:06edbeb05013 392
WaleedElmughrabi 4:06edbeb05013 393
WaleedElmughrabi 9:4ac09d77e2a0 394