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Dependencies:   EthernetInterface NTPClient mbed-rtos mbed

Fork of MbedClock by Andrew Duda

main.cpp@12:bcced6833b8f, 2016-02-17 (annotated)

Committer:
ismaia
Date:
Wed Feb 17 16:03:09 2016 +0000
Revision:
12:bcced6833b8f
Parent:
11:4d4334d909d3 
Reading and showing RTC time

Who changed what in which revision?

UserRevisionLine numberNew contents of line
dudanian 0:4e6ae21cbd31 1 #include "mbed.h"
dudanian 0:4e6ae21cbd31 2 #include "rtos.h"
dudanian 0:4e6ae21cbd31 3 #include "EthernetInterface.h"
ismaia 7:0a56268d858c 4 #include "NTPClient.h"
dudanian 0:4e6ae21cbd31 5 #include <string>
dudanian 1:c47a2f0816bb 6
dudanian 0:4e6ae21cbd31 7
ismaia 8:9693d69ec483 8 EthernetInterface eth;
dudanian 2:c939d0501184 9 TCPSocketConnection server;
ismaia 8:9693d69ec483 10 NTPClient ntp;
ismaia 11:4d4334d909d3 11 DigitalOut led1(LED1);
ismaia 11:4d4334d909d3 12 DigitalOut led2(LED2);
ismaia 12:bcced6833b8f 13 time_t rtcTime;
ismaia 12:bcced6833b8f 14 char tStr[32];
ismaia 12:bcced6833b8f 15
ismaia 11:4d4334d909d3 16
ismaia 12:bcced6833b8f 17 int main()
ismaia 12:bcced6833b8f 18 {
ismaia 12:bcced6833b8f 19
ismaia 8:9693d69ec483 20 printf("Setting up ethernet interface...\r\n");
ismaia 8:9693d69ec483 21 if (eth.init() == 0 ) { //Use DHCP
ismaia 12:bcced6833b8f 22 printf("Ethernet setup OK\r\n");
ismaia 12:bcced6833b8f 23 } else {
ismaia 12:bcced6833b8f 24 printf("Error: cannot set ethernet interface\r\n");
ismaia 12:bcced6833b8f 25 return 1;
ismaia 8:9693d69ec483 26 }
ismaia 12:bcced6833b8f 27
ismaia 8:9693d69ec483 28 printf("Trying to connect...\r\n");
ismaia 8:9693d69ec483 29 wait(0.5);
ismaia 12:bcced6833b8f 30 if ( eth.connect(30000) == 0 ) {
ismaia 12:bcced6833b8f 31 printf("IP Address is %s\r\n", eth.getIPAddress());
ismaia 12:bcced6833b8f 32 } else {
ismaia 12:bcced6833b8f 33 printf("Error: cannot set ethernet interface\r\n");
ismaia 12:bcced6833b8f 34 return 1;
ismaia 7:0a56268d858c 35 }
ismaia 12:bcced6833b8f 36
ismaia 12:bcced6833b8f 37 printf("Trying to update time...\r\n");
ismaia 12:bcced6833b8f 38 if (ntp.setTime("0.fr.pool.ntp.org") == 0) { //set RTC time
ismaia 12:bcced6833b8f 39 printf("Set time successfully\r\n");
ismaia 12:bcced6833b8f 40 wait(1);
ismaia 12:bcced6833b8f 41 rtcTime = time(NULL); //read the time
ismaia 12:bcced6833b8f 42 printf("Current time is: %s\r\n", ctime(&rtcTime));
ismaia 12:bcced6833b8f 43 } else {
ismaia 12:bcced6833b8f 44 printf("Error: Cannot set time\r\n");
dudanian 0:4e6ae21cbd31 45 }
ismaia 12:bcced6833b8f 46
ismaia 12:bcced6833b8f 47 printf("Disconnecting...\r\n");
ismaia 12:bcced6833b8f 48 eth.disconnect();
ismaia 12:bcced6833b8f 49 wait(1);
ismaia 12:bcced6833b8f 50 printf("Ethernet disconnected\r\n");
ismaia 12:bcced6833b8f 51
ismaia 12:bcced6833b8f 52 while(1) {
ismaia 12:bcced6833b8f 53 rtcTime = time(NULL); //read the time
ismaia 12:bcced6833b8f 54 strftime(tStr, 32, "%X\n", localtime(&rtcTime));
ismaia 12:bcced6833b8f 55 printf("Time as a custom formatted string = %s\r\n", tStr);
ismaia 12:bcced6833b8f 56 wait(1);
ismaia 12:bcced6833b8f 57 }
ismaia 12:bcced6833b8f 58 }