main.cpp

00001 #include "mbed.h"
00002 #include "EthernetInterface.h"
00003 #include "SNTPClient.h"
00004 #include "SHTx/sht15.hpp"
00005 
00006 uint8_t mac_addr[6] = {0x00, 0x08, 0xDC, 0x11, 0x22, 0xab};
00007 
00008 Serial pc(USBTX,USBRX);
00009 EthernetInterface eth;
00010 datetime ntptime;
00011 DigitalOut busy(LED1);
00012 SHTx::SHT15 sensor(D2, D3);
00013 
00014 struct tm timeinfo;
00015 
00016 int main()
00017 {
00018     pc.baud(115200);
00019     wait(0.5f);
00020     pc.printf("Hello WIZwiki-W7500!\n\r");
00021     pc.printf("===========================================\n\r");
00022     
00023     
00024     eth.init(mac_addr); //Use DHCP
00025     printf("Check Ethernet Link\r\n");
00026     while(1) //Wait link up
00027     {
00028         if(eth.link() == true) 
00029             break;
00030     }
00031     
00032     printf("Link up\r\n");
00033     printf("Getting IP address by DHCP...\r\n");
00034     eth.connect();
00035     printf("Server IP Address is %s\r\n", eth.getIPAddress());
00036     
00037     printf("Getting time information by using NTP...\r\n");
00038     
00039     SNTPClient sntp("time.nist.gov", 40);   // timezone: Korea, Republic of
00040     sntp.connect();
00041     if(sntp.getTime(&ntptime) == true)
00042     {
00043           printf("%d-%d-%d, %02d:%02d:%02d\r\n", ntptime.yy, ntptime.mo, ntptime.dd, ntptime.hh, ntptime.mm, ntptime.ss);
00044           printf("Completed Get and Set Time\r\n\r\n");
00045     }
00046     else
00047     {
00048         while(sntp.getTime(&ntptime) == true)
00049         {
00050             break;
00051         }
00052     }
00053     
00054     sensor.setOTPReload(false);
00055     sensor.setResolution(true);
00056     while(1)
00057     {
00058         busy = true;
00059         sensor.update();
00060         busy = false;
00061         
00062         sntp.getTime(&ntptime);
00063         printf("< The current time : %d-%d-%d, %02d:%02d:%02d >\r\n", ntptime.yy, ntptime.mo, ntptime.dd, ntptime.hh, ntptime.mm, ntptime.ss);
00064         
00065         // Temperature in celcius
00066         sensor.setScale(false);
00067         pc.printf("Temperature [ %3.2f C ]\r\n", sensor.getTemperature());
00068         
00069         // Temperature in fahrenheit
00070         sensor.setScale(true);
00071         pc.printf("            [ %3.2f F ]\r\n", sensor.getTemperature());
00072         
00073         // Relative Humidity
00074         pc.printf("Humdity     [ %3.2f %% ]\r\n", sensor.getHumidity());
00075         
00076         pc.printf("===========================================\n\r");        
00077         wait(5);
00078         
00079     }
00080     
00081 }