diff --git a/usr/examples/18-WIFI/ntp.py b/usr/examples/18-WIFI/ntp.py new file mode 100644 index 000000000..056caa05e --- /dev/null +++ b/usr/examples/18-WIFI/ntp.py @@ -0,0 +1,27 @@ +# Simple NTP client +import time, pyb, network, usocket, ustruct, utime + +SSID='' # Network SSID +KEY='' # Network key +TIMESTAMP = 2208988800+946684800 + +# Init wlan module and connect to network +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]))