Junichi Katsu
/
IFTTT_Temperature
Simpe IoT BoardにGrove温度センサを繋げてIFTTTにプッシュするプログラムです。
main.cpp
- Committer:
- jksoft
- Date:
- 2015-11-13
- Revision:
- 0:26b07836cf44
File content as of revision 0:26b07836cf44:
#include "mbed.h" #include "ESP8266Interface.h" #include "TCPSocketConnection.h" #include "ifttt.h" #include "SoftSerialSendOnry.h" AnalogIn thermistor(dp13); /* Temperature sensor connected to Analog Grove connector */ ESP8266Interface wifi(dp16,dp15,dp4,"SSID","Password",115200); // TX,RX,Reset,SSID,Password,Baud SoftSerialSendOnry pc(dp10); // tx float getTemperature() { unsigned int a, beta = 3975; float temperature, resistance; a = thermistor.read_u16(); /* Read analog value */ /* Calculate the resistance of the thermistor from analog votage read. */ resistance= (float) 10000.0 * ((65536.0 / a) - 1.0); /* Convert the resistance to temperature using Steinhart's Hart equation */ temperature=(1/((log(resistance/10000.0)/beta) + (1.0/298.15)))-273.15; return(temperature); } int main() { pc.baud(9600); wifi.init(); //Reset wifi.connect(); //Use DHCP pc.printf("IP Address is %s \n\r", wifi.getIPAddress()); TCPSocketConnection socket; // Initialize ifttt object, add up to 3 optional values, trigger event. IFTTT ifttt("EventName","Secret Key", &socket); // EventName, Secret Key, socket to use char tmp[64]; sprintf(tmp,"%f",getTemperature()); ifttt.addIngredients(tmp,"value2","value3"); ifttt.trigger(IFTTT_POST); }