# NTP Example # # This example shows how to get the current time using NTP with the WiFi shield. import network, usocket, ustruct, utime SSID='' # Network SSID KEY='' # Network key TIMESTAMP = 2208988800+946684800 # Init wlan module and connect to network print("Trying to connect... (may take a while)...") wlan = network.WINC() wlan.connect(SSID, key=KEY, security=wlan.WPA_PSK) # We should have a valid IP now via DHCP print(wlan.ifconfig()) # Create new socket client = usocket.socket(usocket.AF_INET, usocket.SOCK_DGRAM) # Get addr info via DNS addr = usocket.getaddrinfo("pool.ntp.org", 123)[0][4] # Send query client.sendto('\x1b' + 47 * '\0', addr) data, address = client.recvfrom(1024) # Print time t = ustruct.unpack(">IIIIIIIIIIII", data)[10] - TIMESTAMP print ("Year:%d Month:%d Day:%d Time: %d:%d:%d" % (utime.localtime(t)[0:6]))