Yasushi TAUCHI / Mbed 2 deprecated Clock

NTPクラインアントの例

Dependencies:   TextLCD mbed

main.cpp@0:813e195356e1, 2011-12-26 (annotated)

Committer:
yueee_yt
Date:
Mon Dec 26 04:42:55 2011 +0000
Revision:
0:813e195356e1

        

        
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#include "mbed.h"





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#include "EthernetNetIf.h"





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#include "NTPClient.h"





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#include "TextLCD.h"





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EthernetNetIf ethif; //for DHCP





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//EthernetNetIf ethif(IpAddr(xxx,xxx,xxx,xxx), IpAddr(xxx,xxx,xxx,xxx), IpAddr(xxx,xxx,xxx,xxx), IpAddr(xxx,xxx,xxx,xxx)); //for Static IP Address





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NTPClient ntp;





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TextLCD lcd(p24, p26, p27, p28, p29, p30);





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int main() {





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    char buffer[17];





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    lcd.locate(0,1);





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    lcd.printf("Start\n");





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    lcd.locate(0,1);





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    lcd.printf("Setting up...\n");





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    EthernetErr ethErr = ethif.setup();





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    if (ethErr) {





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        lcd.locate(0,1);





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        lcd.printf("Error %d in setup.\n", ethErr);





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        return -1;





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    }





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    lcd.locate(0,1);





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    lcd.printf("Setup OK\r\n");





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    IpAddr ethIp=ethif.getIp();





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    lcd.locate(0,1);





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    lcd.printf("%d.%d.%d.%d", ethIp[0], ethIp[1], ethIp[2], ethIp[3]);





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    wait(1.0f);





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    time_t ctTime;





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    Host server(IpAddr(), 123, "ntp2.jst.mfeed.ad.jp"); //near ntp server





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    ntp.setTime(server);





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//UTC-->JST +9Hour(32400Sec)





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    ctTime = time(NULL);





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    ctTime+=32400;





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    set_time(ctTime);





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    lcd.cls();





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    while (1) {





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        lcd.locate(0,0);





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        ctTime = time(NULL);





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        lcd.locate(0,0);





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        strftime(buffer,17,"%Y/%m/%d(%a)",localtime(&ctTime));





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        lcd.printf("%s",buffer);





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        lcd.locate(0,1);





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        strftime(buffer,17,"%X",localtime(&ctTime));





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        lcd.printf("%s",buffer);





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        wait(1.0f);





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    }





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    return 0;





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}





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