LIN JINWU / Mbed 2 deprecated Wether_Meter

for test

Dependencies:   mbed STM32F4_RNG DHT BMP180

main.cpp@0:8e7ad44f2e4b, 2020-04-27 (annotated)

Committer:
zeroking5
Date:
Mon Apr 27 02:36:51 2020 +0000
Revision:
0:8e7ad44f2e4b
Child:
1:2be15f3211a7
first commit

Who changed what in which revision?

UserRevisionLine numberNew contents of line
zeroking5 0:8e7ad44f2e4b 1 #include "mbed.h"
zeroking5 0:8e7ad44f2e4b 2 #include "STM32F4_RNG.h"
zeroking5 0:8e7ad44f2e4b 3 #include "DHT.h"
zeroking5 0:8e7ad44f2e4b 4 #include "BMP180.h"
zeroking5 0:8e7ad44f2e4b 5 Serial pc(USBTX, USBRX);
zeroking5 0:8e7ad44f2e4b 6 Serial esp(D8, D2); // tx D8, rx D2
zeroking5 0:8e7ad44f2e4b 7 DigitalOut reset(D4);
zeroking5 0:8e7ad44f2e4b 8 Timer t;
zeroking5 0:8e7ad44f2e4b 9
zeroking5 0:8e7ad44f2e4b 10 STM32F4_RNG RANDOM1;
zeroking5 0:8e7ad44f2e4b 11
zeroking5 0:8e7ad44f2e4b 12 int mycount,ended,timeout;
zeroking5 0:8e7ad44f2e4b 13 char buf[1024];
zeroking5 0:8e7ad44f2e4b 14 char snd[255];
zeroking5 0:8e7ad44f2e4b 15 char ssid[32] = "King5"; // enter WiFi router ssid inside the quotes
zeroking5 0:8e7ad44f2e4b 16 char pwd [32] = "88888888"; // enter WiFi router password inside the quotes
zeroking5 0:8e7ad44f2e4b 17
zeroking5 0:8e7ad44f2e4b 18 char apiKey[32] = "UADVBX13ELBYAO7M";
zeroking5 0:8e7ad44f2e4b 19
zeroking5 0:8e7ad44f2e4b 20 unsigned long ranval;
zeroking5 0:8e7ad44f2e4b 21
zeroking5 0:8e7ad44f2e4b 22 #define TEMPVAL 23
zeroking5 0:8e7ad44f2e4b 23 #define HUMIVAL 67
zeroking5 0:8e7ad44f2e4b 24 #define RAYVAL 45
zeroking5 0:8e7ad44f2e4b 25 #define PREVAL 340
zeroking5 0:8e7ad44f2e4b 26
zeroking5 0:8e7ad44f2e4b 27 int tempVal = 23;
zeroking5 0:8e7ad44f2e4b 28 int humiVal = 67;
zeroking5 0:8e7ad44f2e4b 29 int rayVal = 45;
zeroking5 0:8e7ad44f2e4b 30 int pressVal = 340;
zeroking5 0:8e7ad44f2e4b 31 unsigned long randVal;
zeroking5 0:8e7ad44f2e4b 32 unsigned char shortrandVal= 0;
zeroking5 0:8e7ad44f2e4b 33 float fhumi,ftemp,fray,fpress;
zeroking5 0:8e7ad44f2e4b 34
zeroking5 0:8e7ad44f2e4b 35
zeroking5 0:8e7ad44f2e4b 36 void SendCMD(),getreply(),ESPconfig(),ESPsetbaudrate(),HTTPConfig(),PostData();
zeroking5 0:8e7ad44f2e4b 37 AnalogIn analog_value(A0);
zeroking5 0:8e7ad44f2e4b 38
zeroking5 0:8e7ad44f2e4b 39
zeroking5 0:8e7ad44f2e4b 40
zeroking5 0:8e7ad44f2e4b 41 DHT devDht(D7,DHT11);
zeroking5 0:8e7ad44f2e4b 42 BMP180 bmp180(PB_14, PB_13);
zeroking5 0:8e7ad44f2e4b 43
zeroking5 0:8e7ad44f2e4b 44
zeroking5 0:8e7ad44f2e4b 45
zeroking5 0:8e7ad44f2e4b 46 int main()
zeroking5 0:8e7ad44f2e4b 47 {
zeroking5 0:8e7ad44f2e4b 48 reset=0; //hardware reset for 8266
zeroking5 0:8e7ad44f2e4b 49 pc.baud(115200); // set what you want here depending on your terminal program speed
zeroking5 0:8e7ad44f2e4b 50 pc.printf("\f\n\r-------------ESP8266 Hardware Reset-------------\n\r");
zeroking5 0:8e7ad44f2e4b 51 wait(0.5);
zeroking5 0:8e7ad44f2e4b 52 reset=1;
zeroking5 0:8e7ad44f2e4b 53 timeout=2;
zeroking5 0:8e7ad44f2e4b 54 getreply();
zeroking5 0:8e7ad44f2e4b 55 esp.baud(115200); // change this to the new ESP8266 baudrate if it is changed at any time.
zeroking5 0:8e7ad44f2e4b 56 //ESPsetbaudrate(); //****************** include this routine to set a different ESP8266 baudrate ******************
zeroking5 0:8e7ad44f2e4b 57 //ESPconfig(); //****************** include Config to set the ESP8266 configuration ***********************
zeroking5 0:8e7ad44f2e4b 58
zeroking5 0:8e7ad44f2e4b 59
zeroking5 0:8e7ad44f2e4b 60 HTTPConfig();
zeroking5 0:8e7ad44f2e4b 61
zeroking5 0:8e7ad44f2e4b 62
zeroking5 0:8e7ad44f2e4b 63 // continuosly get AP list and IP
zeroking5 0:8e7ad44f2e4b 64 while(1)
zeroking5 0:8e7ad44f2e4b 65 {
zeroking5 0:8e7ad44f2e4b 66 //pc.printf("get data from server\r\n");
zeroking5 0:8e7ad44f2e4b 67
zeroking5 0:8e7ad44f2e4b 68
zeroking5 0:8e7ad44f2e4b 69 PostData();
zeroking5 0:8e7ad44f2e4b 70
zeroking5 0:8e7ad44f2e4b 71
zeroking5 0:8e7ad44f2e4b 72
zeroking5 0:8e7ad44f2e4b 73 }
zeroking5 0:8e7ad44f2e4b 74
zeroking5 0:8e7ad44f2e4b 75 }
zeroking5 0:8e7ad44f2e4b 76 // Sets new ESP8266 baurate, change the esp.baud(xxxxx) to match your new setting once this has been executed
zeroking5 0:8e7ad44f2e4b 77 void ESPsetbaudrate()
zeroking5 0:8e7ad44f2e4b 78 {
zeroking5 0:8e7ad44f2e4b 79 strcpy(snd, "AT+CIOBAUD=115200\r\n"); // change the numeric value to the required baudrate
zeroking5 0:8e7ad44f2e4b 80 SendCMD();
zeroking5 0:8e7ad44f2e4b 81 }
zeroking5 0:8e7ad44f2e4b 82 // +++++++++++++++++++++++++++++++++ This is for ESP8266 config only, run this once to set up the ESP8266 +++++++++++++++
zeroking5 0:8e7ad44f2e4b 83 void ESPconfig()
zeroking5 0:8e7ad44f2e4b 84 {
zeroking5 0:8e7ad44f2e4b 85
zeroking5 0:8e7ad44f2e4b 86 }
zeroking5 0:8e7ad44f2e4b 87 void SendCMD()
zeroking5 0:8e7ad44f2e4b 88 {
zeroking5 0:8e7ad44f2e4b 89 esp.printf("%s", snd);
zeroking5 0:8e7ad44f2e4b 90 }
zeroking5 0:8e7ad44f2e4b 91 void getreply()
zeroking5 0:8e7ad44f2e4b 92 {
zeroking5 0:8e7ad44f2e4b 93 memset(buf, '\0', sizeof(buf));
zeroking5 0:8e7ad44f2e4b 94 t.start();
zeroking5 0:8e7ad44f2e4b 95 ended=0;
zeroking5 0:8e7ad44f2e4b 96 mycount=0;
zeroking5 0:8e7ad44f2e4b 97 while(!ended) {
zeroking5 0:8e7ad44f2e4b 98 if(esp.readable()) {
zeroking5 0:8e7ad44f2e4b 99 buf[mycount] = esp.getc();
zeroking5 0:8e7ad44f2e4b 100 mycount++;
zeroking5 0:8e7ad44f2e4b 101 }
zeroking5 0:8e7ad44f2e4b 102 if(t.read() > timeout) {
zeroking5 0:8e7ad44f2e4b 103 ended = 1;
zeroking5 0:8e7ad44f2e4b 104 t.stop();
zeroking5 0:8e7ad44f2e4b 105 t.reset();
zeroking5 0:8e7ad44f2e4b 106 }
zeroking5 0:8e7ad44f2e4b 107 }
zeroking5 0:8e7ad44f2e4b 108 }
zeroking5 0:8e7ad44f2e4b 109
zeroking5 0:8e7ad44f2e4b 110 void HTTPConfig()
zeroking5 0:8e7ad44f2e4b 111 {
zeroking5 0:8e7ad44f2e4b 112 pc.printf("\n---------- Get Version ----------\r\n");
zeroking5 0:8e7ad44f2e4b 113 strcpy(snd,"AT+GMR\r\n");
zeroking5 0:8e7ad44f2e4b 114 SendCMD();
zeroking5 0:8e7ad44f2e4b 115 timeout=4;
zeroking5 0:8e7ad44f2e4b 116 getreply();
zeroking5 0:8e7ad44f2e4b 117 pc.printf(buf);
zeroking5 0:8e7ad44f2e4b 118 wait(3);
zeroking5 0:8e7ad44f2e4b 119 // set CWMODE to 1=Station,2=AP,3=BOTH, default mode 1 (Station)
zeroking5 0:8e7ad44f2e4b 120 pc.printf("\n---------- Setting Mode ----------\r\n");
zeroking5 0:8e7ad44f2e4b 121 strcpy(snd, "AT+CWMODE_DEF=1\r\n");
zeroking5 0:8e7ad44f2e4b 122 SendCMD();
zeroking5 0:8e7ad44f2e4b 123 timeout=4;
zeroking5 0:8e7ad44f2e4b 124 getreply();
zeroking5 0:8e7ad44f2e4b 125 pc.printf(buf);
zeroking5 0:8e7ad44f2e4b 126 wait(2);
zeroking5 0:8e7ad44f2e4b 127
zeroking5 0:8e7ad44f2e4b 128 pc.printf("\n---------- Connecting to AP ----------\r\n");
zeroking5 0:8e7ad44f2e4b 129 pc.printf("ssid = %s pwd = %s\r\n",ssid,pwd);
zeroking5 0:8e7ad44f2e4b 130 strcpy(snd, "AT+CWJAP_DEF=\"");
zeroking5 0:8e7ad44f2e4b 131 strcat(snd, ssid);
zeroking5 0:8e7ad44f2e4b 132 strcat(snd, "\",\"");
zeroking5 0:8e7ad44f2e4b 133 strcat(snd, pwd);
zeroking5 0:8e7ad44f2e4b 134 strcat(snd, "\"\r\n");
zeroking5 0:8e7ad44f2e4b 135 SendCMD();
zeroking5 0:8e7ad44f2e4b 136 timeout=10;
zeroking5 0:8e7ad44f2e4b 137 getreply();
zeroking5 0:8e7ad44f2e4b 138 pc.printf(buf);
zeroking5 0:8e7ad44f2e4b 139 wait(5);
zeroking5 0:8e7ad44f2e4b 140
zeroking5 0:8e7ad44f2e4b 141 pc.printf("\n-----------set to auto connect -----\r\n");
zeroking5 0:8e7ad44f2e4b 142 strcpy(snd,"AT+CWAUTOCONN=1\r\n");
zeroking5 0:8e7ad44f2e4b 143 SendCMD();
zeroking5 0:8e7ad44f2e4b 144 timeout=4;
zeroking5 0:8e7ad44f2e4b 145 getreply();
zeroking5 0:8e7ad44f2e4b 146 pc.printf(buf);
zeroking5 0:8e7ad44f2e4b 147 wait(2);
zeroking5 0:8e7ad44f2e4b 148
zeroking5 0:8e7ad44f2e4b 149 pc.printf("\n-----------set sigle connect -----\r\n");
zeroking5 0:8e7ad44f2e4b 150 strcpy(snd,"AT+CIPMUX=0\r\n");
zeroking5 0:8e7ad44f2e4b 151 SendCMD();
zeroking5 0:8e7ad44f2e4b 152 timeout=4;
zeroking5 0:8e7ad44f2e4b 153 getreply();
zeroking5 0:8e7ad44f2e4b 154 pc.printf(buf);
zeroking5 0:8e7ad44f2e4b 155 wait(2);
zeroking5 0:8e7ad44f2e4b 156
zeroking5 0:8e7ad44f2e4b 157 pc.printf("\n------------connect to server --------\r\n");
zeroking5 0:8e7ad44f2e4b 158 strcpy(snd,"AT+CIPSTART=\"TCP\",\"api.thingspeak.com\",80\r\n");
zeroking5 0:8e7ad44f2e4b 159 SendCMD();
zeroking5 0:8e7ad44f2e4b 160 timeout=4;
zeroking5 0:8e7ad44f2e4b 161 getreply();
zeroking5 0:8e7ad44f2e4b 162 pc.printf(buf);
zeroking5 0:8e7ad44f2e4b 163 wait(2);
zeroking5 0:8e7ad44f2e4b 164
zeroking5 0:8e7ad44f2e4b 165
zeroking5 0:8e7ad44f2e4b 166 pc.printf("\n------------set to touchuan --------\r\n");
zeroking5 0:8e7ad44f2e4b 167 strcpy(snd,"AT+CIPMODE=1\r\n");
zeroking5 0:8e7ad44f2e4b 168 SendCMD();
zeroking5 0:8e7ad44f2e4b 169 timeout=4;
zeroking5 0:8e7ad44f2e4b 170 getreply();
zeroking5 0:8e7ad44f2e4b 171 pc.printf(buf);
zeroking5 0:8e7ad44f2e4b 172 wait(2);
zeroking5 0:8e7ad44f2e4b 173
zeroking5 0:8e7ad44f2e4b 174 pc.printf("\n-----------starting send--------\r\n");
zeroking5 0:8e7ad44f2e4b 175 strcpy(snd,"AT+CIPSEND\r\n");
zeroking5 0:8e7ad44f2e4b 176 SendCMD();
zeroking5 0:8e7ad44f2e4b 177 timeout=4;
zeroking5 0:8e7ad44f2e4b 178 getreply();
zeroking5 0:8e7ad44f2e4b 179 pc.printf(buf);
zeroking5 0:8e7ad44f2e4b 180 wait(2);
zeroking5 0:8e7ad44f2e4b 181
zeroking5 0:8e7ad44f2e4b 182
zeroking5 0:8e7ad44f2e4b 183
zeroking5 0:8e7ad44f2e4b 184
zeroking5 0:8e7ad44f2e4b 185 }
zeroking5 0:8e7ad44f2e4b 186 char postStr[256];
zeroking5 0:8e7ad44f2e4b 187 void PostData()
zeroking5 0:8e7ad44f2e4b 188 {
zeroking5 0:8e7ad44f2e4b 189 int len;
zeroking5 0:8e7ad44f2e4b 190
zeroking5 0:8e7ad44f2e4b 191
zeroking5 0:8e7ad44f2e4b 192 if(devDht.readData() == ERROR_NONE)
zeroking5 0:8e7ad44f2e4b 193 {
zeroking5 0:8e7ad44f2e4b 194 fhumi = devDht.ReadHumidity();
zeroking5 0:8e7ad44f2e4b 195 ftemp = devDht.ReadTemperature(CELCIUS);
zeroking5 0:8e7ad44f2e4b 196 pc.printf("temp:%4.1f\thumi:%4.1f\n",ftemp,fhumi);
zeroking5 0:8e7ad44f2e4b 197 }
zeroking5 0:8e7ad44f2e4b 198 fray = analog_value.read();
zeroking5 0:8e7ad44f2e4b 199
zeroking5 0:8e7ad44f2e4b 200 bmp180.normalize();
zeroking5 0:8e7ad44f2e4b 201 fpress = bmp180.read_pressure();
zeroking5 0:8e7ad44f2e4b 202 //pressVal = bmp180.read_temperature();
zeroking5 0:8e7ad44f2e4b 203
zeroking5 0:8e7ad44f2e4b 204 wait(2);
zeroking5 0:8e7ad44f2e4b 205 //len = sprintf(snd,"GET https://api.thingspeak.com/update?api_key=07A5WIB5QT14WRGV&field1=%d&field2=%d&field3=%d&field4=%d\r\n",tempVal,humiVal,pressVal,rayVal);
zeroking5 0:8e7ad44f2e4b 206 len = sprintf(snd,"GET https://api.thingspeak.com/update?api_key=07A5WIB5QT14WRGV&field1=%.1f&field2=%.1f&field3=%.1f&field4=%.2f\r\n",ftemp,fhumi,fpress,fray);
zeroking5 0:8e7ad44f2e4b 207
zeroking5 0:8e7ad44f2e4b 208 SendCMD();
zeroking5 0:8e7ad44f2e4b 209
zeroking5 0:8e7ad44f2e4b 210 timeout=10;
zeroking5 0:8e7ad44f2e4b 211 getreply();
zeroking5 0:8e7ad44f2e4b 212 pc.printf(buf);
zeroking5 0:8e7ad44f2e4b 213
zeroking5 0:8e7ad44f2e4b 214 pc.printf("\r\n%s",snd);
zeroking5 0:8e7ad44f2e4b 215 wait(28);
zeroking5 0:8e7ad44f2e4b 216
zeroking5 0:8e7ad44f2e4b 217 }
zeroking5 0:8e7ad44f2e4b 218