Sending data to thingspeak
Dependencies: DHT ESP8266 mbed
Fork of temp_hum by
Revision 9:32443e001090, committed 2017-04-03
- Comitter:
- siddharthp
- Date:
- Mon Apr 03 17:06:13 2017 +0000
- Parent:
- 8:f14bdc09a319
- Commit message:
- Minor changes
Changed in this revision
main.cpp | Show annotated file Show diff for this revision Revisions of this file |
--- a/main.cpp Mon Apr 03 13:40:05 2017 +0000 +++ b/main.cpp Mon Apr 03 17:06:13 2017 +0000 @@ -4,24 +4,26 @@ Serial pc(USBTX,USBRX); DigitalOut RED(LED1); char snd[255],rcv[1000]; +char http_cmd[300]; float cur = 0.0f;//current value float comp = 0.0f;//compressed air flow float temp = 0.0f;//temperature float hum = 0.0f;// humidity float co = 0.0f;// CO2 float pres = 0.0f;//pressure -#define IP "184.106.153.149" // thingspeak.com IP Address +#define IP "http://184.106.153.149/update" // thingspeak.com IP Address void wifi_send(void); int main() { - pc.baud(115200); + pc.baud(115200); + wifi.Reset(); pc.printf("SET mode to AP\r\n"); wifi.SetMode(1); // set ESP mode to 1 wifi.RcvReply(rcv, 1000); //receive a response from ESP pc.printf("%s",rcv); //Print the response onscreen pc.printf("Conneting to Wifi\r\n"); - wifi.Join("SSID", "password"); // Your wifi username & Password + wifi.Join("moto x play", "motoxplay"); // Your wifi username & Password wifi.RcvReply(rcv, 1000); //receive a response from ESP pc.printf("%s\n", rcv); //Print the response onscreen wait(8); //waits for response from ESP @@ -31,20 +33,28 @@ //WIFI updates the Status to Thingspeak servers// pc.printf("PLEASE STAY AWAY\r\n"); pc.printf("Sending WiFi information\r\n"); - strcpy(snd,"AT+CIPMUX=1\r\n");//Setting WiFi into MultiChannel mode + strcpy(snd,"AT+CIPMODE=0");//Setting WiFi into MultiChannel mode wifi.SendCMD(snd); pc.printf(snd); - wait(2.0); wifi.RcvReply(rcv, 1000); - pc.printf("%s\n", rcv); + pc.printf("%s", rcv); + + //WIFI updates the Status to Thingspeak servers// + strcpy(snd,"AT+CIPMUX=1");//Setting WiFi into MultiChannel mode + wifi.SendCMD(snd); + pc.printf(snd); + wifi.RcvReply(rcv, 1000); + pc.printf("%s", rcv); + + + sprintf(snd,"AT+CIPSTART=4,\"TCP\",\"%s\",80",IP); //Initiate connection with THINGSPEAK server + wifi.SendCMD(snd); + //pc.printf(snd); + wifi.RcvReply(rcv, 1000); + pc.printf("%s", rcv); wait(2); - sprintf(snd,"AT+CIPSTART=4,\"TCP\",\"%s\",80\r\n",IP); //Initiate connection with THINGSPEAK server - pc.printf(snd); - wait(3.0); - wifi.RcvReply(rcv, 1000); - pc.printf("%s\n", rcv); - wait(2); - strcpy(snd,"AT+CIPSEND=4,121\r\n"); //Send Number of open connections,Characters to send + strcpy(http_cmd,"GET http://api.thingspeak.com/update?api_key=54JPIP9GVWVX9BMV&field1=%f&field2=%f&field3=%f&field4=%f&field5=%f&field6=%f HTTP/1.0\r\n"); + sprintf(snd,"AT+CIPSEND=4,%d\r\n",strlen(http_cmd)); //Send Number of open connections,Characters to send wifi.SendCMD(snd); pc.printf(snd); wait(2.0); @@ -62,9 +72,9 @@ } void wifi_send(void) { - sprintf(snd,"GET http://api.thingspeak.com/update?api_key=54JPIP9GVWVX9BMV&field1=%f&field2=%f&field3=%f&field4=%f&field5=%f&field6=%f\r\n", cur,comp,temp,hum,co,pres); //Post values to thingspeak - pc.printf("%s",snd); - wifi.SendCMD(snd); + sprintf(http_cmd,"GET http://api.thingspeak.com/update?api_key=54JPIP9GVWVX9BMV&field1=%f&field2=%f&field3=%f&field4=%f&field5=%f&field6=%f HTTP/1.0\r\n", cur,comp,temp,hum,co,pres); //Post values to thingspeak + pc.printf("%s",http_cmd); + wifi.SendCMD(http_cmd); wifi.RcvReply(rcv, 1000); pc.printf("%s", rcv); } \ No newline at end of file