main.cpp

00001 #include "mbed.h"
00002 #include "ESP8266Interface.h"
00003 #include "TCPSocketConnection.h"
00004 #include "ifttt.h"
00005 #include "INA226.hpp"
00006 #include "float.h"
00007 #include "SoftSerialSendOnry.h"
00008 
00009 // ROOP_CNT * SAMPLING[sec] = 1ROOP_TIME[sec]
00010 #define ROOP_CNT 100
00011 #define SAMPLING 0.1
00012 
00013 // Please change your enviroment.
00014 const char WIFI_SSID[] = "ssid";
00015 const char WIFI_PASSWORD[] = "password";
00016 const char IFTTT_EVENT_NAME[] = "event_name";
00017 const char IFTTT_SECRET_KEY[] = "secret_key";
00018 
00019 // WIFI setting
00020 ESP8266Interface wifi(dp16, dp15, dp4, WIFI_SSID, WIFI_PASSWORD, 115200); // TX,RX,Reset,SSID,Password,Baud
00021 TCPSocketConnection socket;
00022 IFTTT *ifttt;
00023 
00024 //Serial pc(USBTX,USBRX);
00025 SoftSerialSendOnry pc(dp10);
00026 I2C i2c(dp5, dp27);
00027 INA226 VCmonitor(i2c);
00028 
00029 // Timer
00030 Timer timer;
00031 float nextUpdateTime = 0.0f;
00032 
00033 // Data params
00034 double minW = DBL_MAX, maxW = 0.0, totalW = 0.0; // Power[mW]
00035 double minV = DBL_MAX, maxV = 0.0, totalV = 0.0; // Voltage[mV]
00036 double minC = DBL_MAX, maxC = 0.0, totalC = 0.0; // Current[mA]
00037 unsigned int count = 0;
00038 
00039 void postIFTTT(){
00040     char postData[128];
00041     sprintf(postData, "%f,%f,%f,%f,%f,%f,%f,%f,%f", totalV/ROOP_CNT, maxV, minV, totalC/ROOP_CNT, maxC, minC, totalW/ROOP_CNT, maxW, minW);
00042     pc.printf("postData:%s\r\n",postData);
00043     ifttt->addIngredients(postData);
00044     ifttt->trigger(IFTTT_POST);
00045 }
00046 
00047 void record(){
00048     nextUpdateTime += SAMPLING;
00049     double V,C,W;
00050     if((VCmonitor.getVoltage(&V) != 0) || (VCmonitor.getCurrent(&C) != 0)){
00051         pc.printf("Error:VCmonitor does not get voltage or current.\r\n");
00052         return;
00053     }
00054     count++;
00055     
00056     // Calculate power.
00057     W = V * C * 0.001;//[mW]
00058 //    pc.printf("%7.2f [mV],%7.2f [mA], %f [mW]\r\n",V ,C ,W);
00059     
00060     // update Max ,Min and Average
00061     if(maxW < W){maxW = W;}
00062     if(maxV < V){maxV = V;}
00063     if(maxC < C){maxC = C;}
00064     if(minW > W){minW = W;}
00065     if(minV > V){minV = V;}
00066     if(minC > C){minC = C;}
00067     totalW += W;
00068     totalV += V;
00069     totalC += C;
00070 
00071     if(count >= ROOP_CNT){ // 0.1[sec] * 1000 = 10[sec]
00072         pc.printf("AVG %7.2f [mV],%7.2f [mA], %f [mW]\r\n",totalV/ROOP_CNT ,totalC/ROOP_CNT ,totalW/ROOP_CNT);
00073         pc.printf("MIN %7.2f [mV],%7.2f [mA], %f [mW]\r\n",minV, minC, minW);
00074         pc.printf("MAX %7.2f [mV],%7.2f [mA], %f [mW]\r\n",maxV, maxC, maxW);
00075         
00076         postIFTTT();
00077 
00078         // clear params.
00079         minW = DBL_MAX, maxW = 0.0, totalW = 0.0;
00080         minV = DBL_MAX, maxV = 0.0, totalV = 0.0;
00081         minC = DBL_MAX, maxC = 0.0, totalC = 0.0;
00082         count = 0;
00083         nextUpdateTime = 0.0f;
00084         timer.reset();
00085     }
00086 }
00087 
00088 void initIFTTT(){
00089     wifi.init(); //Reset
00090     wifi.connect(); //Use DHCP
00091     
00092     pc.printf("IP Address is %s \n\r", wifi.getIPAddress());
00093     // Initialize ifttt object, add up to 3 optional values, trigger event. 
00094     ifttt = new IFTTT(IFTTT_EVENT_NAME, IFTTT_SECRET_KEY, &socket); // EventName, Secret Key, socket to use    
00095 }
00096 
00097 void initINA226PRC(){
00098     pc.printf("VCmonitor INA226 TEST Program. (BUILD:[" __DATE__ "/" __TIME__ "])\r\n");
00099 
00100     if(!VCmonitor.isExist()){
00101         pc.printf("VCmonitor NOT FOUND\r\n");
00102         while(1){}
00103     }
00104     pc.printf("VCmonitor FOUND\r\n");
00105 
00106     unsigned short val = 0;
00107     if(VCmonitor.rawRead(0x00,&val) != 0){
00108         pc.printf("VCmonitor READ ERROR\r\n");
00109         while(1){}
00110     }
00111     pc.printf("VCmonitor Reg 0x00 : 0x%04x\r\n",val);
00112 
00113     VCmonitor.setCurrentCalibration();
00114 }
00115 
00116 void init(){
00117     pc.baud(9600);
00118     initIFTTT();
00119     initINA226PRC();
00120     timer.start();
00121 }
00122 
00123 int main() {
00124     init();
00125     
00126     while(1){
00127         // wait
00128         while(timer.read() < nextUpdateTime){}
00129         record();
00130     }
00131 }