NTP client app setting system time and X-NUCLEO-IDW01M1 Wi-Fi board time connecting to internet NTP UTC time server.
Dependencies: NTPClient NetworkSocketAPI X_NUCLEO_IDW01M1v2 mbed
Fork of NTPClient_HelloWorld by
Example of retrieval of current time using an NTP server.
Time is then used to perform a TLS secure connection to https://mbed.org.
The application is meant to be used with mbed OS 2 ("Classic") only (no mbedOS 5 support).
Diff: main.cpp
- Revision:
- 3:ca8860f482e0
- Parent:
- 2:bf7dc5f5bca9
- Child:
- 4:11f2b556765b
--- a/main.cpp Sun Aug 05 16:17:31 2012 +0000 +++ b/main.cpp Thu Dec 15 10:09:47 2016 +0000 @@ -1,31 +1,29 @@ #include "mbed.h" -#include "EthernetInterface.h" +#include "SpwfInterface.h" #include "NTPClient.h" -EthernetInterface eth; -NTPClient ntp; - int main() { - eth.init(); //Use DHCP + time_t ctTime; + ctTime = time(NULL); + + SpwfSAInterface spwf(D8, D2, false); + printf ("\n\rConnecting to WiFi ...\n\r"); +// spwf.connect("WIFI_NET_SSID","WIFI_NET_PASSW", NSAPI_SECURITY_WPA2); + spwf.connect("wifi_ssid","wifi_passw", NSAPI_SECURITY_WPA2); + NTPClient ntp(spwf); - eth.connect(); - + printf("Initial System Time is: %s\r\n", ctime(&ctTime)); printf("Trying to update time...\r\n"); if (ntp.setTime("0.pool.ntp.org") == 0) { printf("Set time successfully\r\n"); - time_t ctTime; ctTime = time(NULL); printf("Time is set to (UTC): %s\r\n", ctime(&ctTime)); } else { printf("Error\r\n"); - } - - eth.disconnect(); - - while(1) { - } + } + spwf.disconnect(); }