Tests Ethernet connection and ability to access a public NTP server.
Dependencies: EthernetInterface NTPClient mbed-rtos mbed
Diff: main.cpp
- Revision:
- 0:433bf5e7bce1
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/main.cpp Tue May 30 21:41:24 2017 +0000 @@ -0,0 +1,61 @@ +#include <stdio.h> + +#include "mbed.h" +#include "EthernetInterface.h" +#include "NTPClient.h" + +DigitalOut led1(LED1); + +void loopForever() +{ + printf("Halt\r\n"); + + while (true) { + printf("."); + led1 = !led1; + Thread::wait(1000); + } +} + +int main() +{ + led1 = false; + int result = 0; + + printf("\r\nBegin NTP test\r\n"); + + result = EthernetInterface::init(); + + if (result != 0) + { + printf("Init failed - %d\r\n", result); + loopForever(); + } + + result = EthernetInterface::connect(); + + if (result != 0) + { + printf("Connect failed - %d\r\n", result); + loopForever(); + } + + time_t ctTime; + ctTime = time(NULL); + + printf("Current time is (UTC): %s\r\n", ctime(&ctTime)); + + NTPClient ntp; + + result = ntp.setTime("0.pool.ntp.org"); + + if (result != 0) + { + printf("Settime failed - %d\r\n", result); + loopForever(); + } + + ctTime = time(NULL); + printf("\r\nTime is now (UTC): %s\r\n", ctime(&ctTime)); + loopForever(); +} \ No newline at end of file