Paul Staron / Mbed OS Firebase-Example

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Dependencies:   NTPclient Firebase-https

main.cpp@1:7f0e80fcb3a0, 2020-03-08 (annotated)

Committer:
star297
Date:
Sun Mar 08 14:45:02 2020 +0000
Revision:
1:7f0e80fcb3a0
Parent:
0:76248fdccc2a 
Added NTP set RTC function.

Who changed what in which revision?

UserRevisionLine numberNew contents of line
star297 0:76248fdccc2a 1 #include "mbed.h"
star297 0:76248fdccc2a 2 #include "Firebase.h"
star297 0:76248fdccc2a 3 #include "trng_api.h"
star297 1:7f0e80fcb3a0 4 #include "NTPclient.h"
star297 0:76248fdccc2a 5
star297 0:76248fdccc2a 6 DigitalOut led1(LED1,0);
star297 1:7f0e80fcb3a0 7 DigitalOut led2(LED1,0);
star297 1:7f0e80fcb3a0 8 DigitalOut led3(LED1,0);
star297 0:76248fdccc2a 9
star297 0:76248fdccc2a 10 char dataPUT[200]; // PUT data container
star297 0:76248fdccc2a 11 char dataPOST[200]; // POST data container
star297 0:76248fdccc2a 12 char timebuff[100]; // timestamp container
star297 0:76248fdccc2a 13
star297 0:76248fdccc2a 14 int PUTdata,POSTdata,GETdata,RTCsecond,Lastsecond,RTCminute,Lastminute,RTChour,Lasthour;
star297 0:76248fdccc2a 15
star297 0:76248fdccc2a 16 void getRTC(),getSENSORS();
star297 0:76248fdccc2a 17
star297 0:76248fdccc2a 18 int main()
star297 0:76248fdccc2a 19 {
star297 1:7f0e80fcb3a0 20 ThisThread::sleep_for(100); // allow time to reset
star297 0:76248fdccc2a 21 printf("\033[0m\033[2J\033[H\n ----- Firebase Example -----\r\n\n\n");
star297 0:76248fdccc2a 22 printf("Initialise!\r\n\n");
star297 1:7f0e80fcb3a0 23
star297 0:76248fdccc2a 24 // connect to the default connection access point
star297 1:7f0e80fcb3a0 25 net = connect_to_default_network_interface();
star297 1:7f0e80fcb3a0 26
star297 1:7f0e80fcb3a0 27 // get NTP time and set RTC
star297 1:7f0e80fcb3a0 28 NTPclient ntp(*net);
star297 1:7f0e80fcb3a0 29 printf("\nConnecting to NTP server..\n");
star297 1:7f0e80fcb3a0 30 // NTP server address, timezone offset in seconds +/-, enable DST, set RTC
star297 1:7f0e80fcb3a0 31 if(ntp.getNTP("0.pool.ntp.org",0,1,1)){
star297 1:7f0e80fcb3a0 32 time_t seconds = time(NULL);
star297 1:7f0e80fcb3a0 33 printf("System time set by NTP: %s\n\n", ctime(&seconds));
star297 1:7f0e80fcb3a0 34 }
star297 1:7f0e80fcb3a0 35 else{printf("No NTP could not set RTC !!\n\n");
star297 1:7f0e80fcb3a0 36 }
star297 0:76248fdccc2a 37
star297 0:76248fdccc2a 38 printf("\nConnecting TLS re-use socket...!\n\n");
star297 0:76248fdccc2a 39 TLSSocket* socket = new TLSSocket();
star297 0:76248fdccc2a 40 startTLSreusesocket((char*)FirebaseID);
star297 0:76248fdccc2a 41
star297 0:76248fdccc2a 42 printf("\nReady...!\n\n");
star297 0:76248fdccc2a 43
star297 0:76248fdccc2a 44 while(1){
star297 0:76248fdccc2a 45 led1=1;
star297 0:76248fdccc2a 46 while(Lastsecond==RTCsecond){ // synchronise data upload with RTC
star297 0:76248fdccc2a 47 getRTC();
star297 0:76248fdccc2a 48 }
star297 0:76248fdccc2a 49 Lastsecond=RTCsecond;
star297 0:76248fdccc2a 50
star297 0:76248fdccc2a 51 getSENSORS(); // get sensor data.
star297 0:76248fdccc2a 52 led1=0;
star297 0:76248fdccc2a 53
star297 0:76248fdccc2a 54 if(RTCsecond%10==0){PUTdata=1;} // PUT 10 second counter
star297 0:76248fdccc2a 55 if(RTCsecond==0){GETdata=1;} // GET minute counter
star297 1:7f0e80fcb3a0 56 if(RTCminute==0 && RTCsecond==0){POSTdata=1;} // POST hour counter
star297 0:76248fdccc2a 57
star297 0:76248fdccc2a 58 if(PUTdata){ // PUT data to Firebase, initialise a data block the updates it on subsiquent PUT's
star297 0:76248fdccc2a 59 led3=1;
star297 0:76248fdccc2a 60 strcpy(FirebaseUrl, FirebaseID); // Firebase account ID
star297 0:76248fdccc2a 61 strcat(FirebaseUrl, "/Test/Current/.json?auth="); // bit in the middle to send .json data and authority
star297 0:76248fdccc2a 62 strcat(FirebaseUrl, FirebaseAuth); // Firebase account authorisation key
star297 0:76248fdccc2a 63 if(putFirebase((char*)FirebaseUrl,(char*)dataPUT)){
star297 0:76248fdccc2a 64 printf("PUT Current okay, time: %s\n",timebuff);
star297 0:76248fdccc2a 65 }
star297 0:76248fdccc2a 66 PUTdata=0;
star297 0:76248fdccc2a 67 led3=0;
star297 0:76248fdccc2a 68 }
star297 0:76248fdccc2a 69 if(POSTdata){ // POST data to Firebase, adds records
star297 0:76248fdccc2a 70 led3=1;
star297 0:76248fdccc2a 71 strcpy(FirebaseUrl, FirebaseID); // Firebase account ID
star297 0:76248fdccc2a 72 strcat(FirebaseUrl, "/Test/History/.json?auth="); // bit in the middle to send .json data and authority
star297 0:76248fdccc2a 73 strcat(FirebaseUrl, FirebaseAuth); // Firebase account authorisation key
star297 0:76248fdccc2a 74 if(postFirebase((char*)FirebaseUrl,(char*)dataPOST)){
star297 0:76248fdccc2a 75 printf("POST History okay, time: %s\n",timebuff);
star297 0:76248fdccc2a 76 }
star297 0:76248fdccc2a 77 POSTdata=0;
star297 0:76248fdccc2a 78 led3=0;
star297 0:76248fdccc2a 79 }
star297 0:76248fdccc2a 80 if(GETdata){ // retrieve data from Firebase
star297 0:76248fdccc2a 81 led2=1;
star297 0:76248fdccc2a 82 strcpy(FirebaseUrl, FirebaseID); // Firebase account ID
star297 1:7f0e80fcb3a0 83 strcat(FirebaseUrl, "/Mill/Current/.json?auth="); // bit in the middle to send .json data and authority
star297 0:76248fdccc2a 84 strcat(FirebaseUrl, FirebaseAuth); // Firebase account authorisation key
star297 0:76248fdccc2a 85 printf("\nGET current... time: %s\n",timebuff);
star297 0:76248fdccc2a 86 printf("%s \n\n",getFirebase((char*)FirebaseUrl));
star297 0:76248fdccc2a 87 GETdata=0;
star297 0:76248fdccc2a 88 led2=0;
star297 0:76248fdccc2a 89 }
star297 0:76248fdccc2a 90 }
star297 0:76248fdccc2a 91 }
star297 0:76248fdccc2a 92
star297 0:76248fdccc2a 93 void getSENSORS()
star297 0:76248fdccc2a 94 {
star297 0:76248fdccc2a 95 // dummy sensor values, change these if you add real sensors eg, BME280, DS1820 etc.
star297 0:76248fdccc2a 96 // STM32F7 trng
star297 1:7f0e80fcb3a0 97 //RCC->AHB2ENR |= RCC_AHB2ENR_RNGEN; // Enable RNG clock source
star297 1:7f0e80fcb3a0 98 //RNG->CR |= RNG_CR_RNGEN; // RNG Peripheral enable
star297 1:7f0e80fcb3a0 99 //while (!(RNG->SR & (RNG_SR_DRDY))); // Wait until one RNG number is ready
star297 1:7f0e80fcb3a0 100 //int num = RNG->DR;
star297 1:7f0e80fcb3a0 101 //num = abs(num%100);
star297 0:76248fdccc2a 102
star297 1:7f0e80fcb3a0 103 int num = abs(rand()%100);
star297 0:76248fdccc2a 104 //printf("RNG: %d\n",num);
star297 0:76248fdccc2a 105
star297 0:76248fdccc2a 106 char Temp[5][7] = {"23.80","72.50","65.00","45.30","30.60"};
star297 0:76248fdccc2a 107 float temp1 = (num/1.3), temp2 = (num*1.13), humidity = (num), pressure = (985+num);
star297 0:76248fdccc2a 108 // POST data
star297 0:76248fdccc2a 109 sprintf(dataPOST,"{\"Temp0\" : \"%s\",\"Temp1\" : \"%s\",\"Temp2\" : \"%s\",\"Temp3\" : \"%s\",\"Temp4\" : \"%s\",\"Time\" : \"%s\"}",
star297 0:76248fdccc2a 110 Temp[0],Temp[1],Temp[2],Temp[3],Temp[4],timebuff);
star297 0:76248fdccc2a 111 // PUT data
star297 0:76248fdccc2a 112 sprintf(dataPUT,"{\"TempIn\" : \"%3.2f\", \"TempOut\" : \"%3.2f\",\"Humidity\" : \"%2.2f\",\"Pressure\" : \"%4.2f\", \"Time\" : \"%s\"}",
star297 0:76248fdccc2a 113 temp1,temp2,humidity,pressure,timebuff);
star297 0:76248fdccc2a 114 }
star297 0:76248fdccc2a 115
star297 0:76248fdccc2a 116 void getRTC()
star297 0:76248fdccc2a 117 {
star297 0:76248fdccc2a 118 time_t seconds = time(NULL);
star297 0:76248fdccc2a 119 strftime(timebuff, 3,"%H", localtime(&seconds));
star297 0:76248fdccc2a 120 RTChour = atoi(timebuff);
star297 0:76248fdccc2a 121 strftime(timebuff, 3,"%M", localtime(&seconds));
star297 0:76248fdccc2a 122 RTCminute = atoi(timebuff);
star297 0:76248fdccc2a 123 strftime(timebuff, 3,"%S", localtime(&seconds));
star297 0:76248fdccc2a 124 RTCsecond = atoi(timebuff);
star297 0:76248fdccc2a 125 strftime(timebuff,50,"%H:%M:%S %m/%d/%Y ", localtime(&seconds));
star297 0:76248fdccc2a 126 }
star297 0:76248fdccc2a 127
star297 0:76248fdccc2a 128