Залил тестовый скетч:
Спойлер
Код: Выделить всё
#include <ESP8266WiFi.h>
#include <WiFiUdp.h>
#ifndef STASSID
#define STASSID "DIR-615"
#define STAPSK "network password"
#endif
const char * ssid = STASSID; // your network SSID (name)
const char * pass = STAPSK; // your network password
unsigned int localPort = 2390; // local port to listen for UDP packets
/* Don't hardwire the IP address or we won't get the benefits of the pool.
Lookup the IP address for the host name instead */
//IPAddress timeServer(129, 6, 15, 28); // time.nist.gov NTP server
IPAddress timeServerIP; // time.nist.gov NTP server address
const char* ntpServerName = "0.ua.pool.ntp.org";
const int NTP_PACKET_SIZE = 48; // NTP time stamp is in the first 48 bytes of the message
byte packetBuffer[ NTP_PACKET_SIZE]; //buffer to hold incoming and outgoing packets
// A UDP instance to let us send and receive packets over UDP
WiFiUDP udp;
void setup() {
Serial.begin(115200);
Serial.println();
Serial.println();
// We start by connecting to a WiFi network
Serial.print("Connecting to ");
Serial.println(ssid);
WiFi.mode(WIFI_STA);
WiFi.begin(ssid, pass);
while (WiFi.status() != WL_CONNECTED) {
delay(500);
Serial.print(".");
}
Serial.println("");
Serial.println("WiFi connected");
Serial.println("IP address: ");
Serial.println(WiFi.localIP());
Serial.println("Starting UDP");
udp.begin(localPort);
Serial.print("Local port: ");
Serial.println(udp.localPort());
}
void loop() {
//get a random server from the pool
WiFi.hostByName(ntpServerName, timeServerIP);
sendNTPpacket(timeServerIP); // send an NTP packet to a time server
// wait to see if a reply is available
Serial.print("The packet sent to ");
Serial.print(ntpServerName);
Serial.print(" with IP ");
Serial.println (timeServerIP);
delay(1000);
int cb = udp.parsePacket();
if (!cb) {
Serial.println("no packet yet");
} else {
Serial.print("packet received, length=");
Serial.println(cb);
// We've received a packet, read the data from it
udp.read(packetBuffer, NTP_PACKET_SIZE); // read the packet into the buffer
//the timestamp starts at byte 40 of the received packet and is four bytes,
// or two words, long. First, esxtract the two words:
unsigned long highWord = word(packetBuffer[40], packetBuffer[41]);
unsigned long lowWord = word(packetBuffer[42], packetBuffer[43]);
// combine the four bytes (two words) into a long integer
// this is NTP time (seconds since Jan 1 1900):
unsigned long secsSince1900 = highWord << 16 | lowWord;
Serial.print("Seconds since Jan 1 1900 = ");
Serial.println(secsSince1900);
// now convert NTP time into everyday time:
Serial.print("Unix time = ");
// Unix time starts on Jan 1 1970. In seconds, that's 2208988800:
const unsigned long seventyYears = 2208988800UL;
// subtract seventy years:
unsigned long epoch = secsSince1900 - seventyYears;
// print Unix time:
Serial.println(epoch);
// print the hour, minute and second:
Serial.print("The UTC time is "); // UTC is the time at Greenwich Meridian (GMT)
Serial.print((epoch % 86400L) / 3600); // print the hour (86400 equals secs per day)
Serial.print(':');
if (((epoch % 3600) / 60) < 10) {
// In the first 10 minutes of each hour, we'll want a leading '0'
Serial.print('0');
}
Serial.print((epoch % 3600) / 60); // print the minute (3600 equals secs per minute)
Serial.print(':');
if ((epoch % 60) < 10) {
// In the first 10 seconds of each minute, we'll want a leading '0'
Serial.print('0');
}
Serial.println(epoch % 60); // print the second
}
// wait ten seconds before asking for the time again
delay(10000);
}
// send an NTP request to the time server at the given address
void sendNTPpacket(IPAddress& address) {
Serial.println("sending NTP packet...");
// set all bytes in the buffer to 0
memset(packetBuffer, 0, NTP_PACKET_SIZE);
// Initialize values needed to form NTP request
// (see URL above for details on the packets)
packetBuffer[0] = 0b11100011; // LI, Version, Mode
packetBuffer[1] = 0; // Stratum, or type of clock
packetBuffer[2] = 6; // Polling Interval
packetBuffer[3] = 0xEC; // Peer Clock Precision
// 8 bytes of zero for Root Delay & Root Dispersion
packetBuffer[12] = 49;
packetBuffer[13] = 0x4E;
packetBuffer[14] = 49;
packetBuffer[15] = 52;
// all NTP fields have been given values, now
// you can send a packet requesting a timestamp:
udp.beginPacket(address, 123); //NTP requests are to port 123
udp.write(packetBuffer, NTP_PACKET_SIZE);
udp.endPacket();
}Вот один из логов:
Спойлер
Connecting to DIR-615...........
WiFi connected
IP address:
192.168.0.192
Starting UDP
Local port: 2390
sending NTP packet...
The packet sent to pool.ntp.org with IP 91.236.251.5
no packet yet
sending NTP packet...
The packet sent to pool.ntp.org with IP 91.236.251.5
no packet yet
sending NTP packet...
The packet sent to pool.ntp.org with IP 91.198.10.4
no packet yet
sending NTP packet...
The packet sent to pool.ntp.org with IP 91.198.10.4
no packet yet
sending NTP packet...
The packet sent to pool.ntp.org with IP 91.198.10.4
no packet yet
sending NTP packet...
The packet sent to pool.ntp.org with IP 91.198.10.4
no packet yet
sending NTP packet...
The packet sent to pool.ntp.org with IP 91.198.10.4
no packet yet
sending NTP packet...
The packet sent to pool.ntp.org with IP 91.198.10.4
no packet yet
sending NTP packet...
The packet sent to pool.ntp.org with IP 91.198.10.4
no packet yet
sending NTP packet...
The packet sent to pool.ntp.org with IP 91.198.10.4
no packet yet
sending NTP packet...
The packet sent to pool.ntp.org with IP 91.198.10.4
no packet yet
sending NTP packet...
The packet sent to pool.ntp.org with IP 91.198.10.4
no packet yet
sending NTP packet...
The packet sent to pool.ntp.org with IP 91.198.10.4
no packet yet
sending NTP packet...
The packet sent to pool.ntp.org with IP 91.198.10.4
no packet yet
sending NTP packet...
The packet sent to pool.ntp.org with IP 82.193.117.90
no packet yet
sending NTP packet...
The packet sent to pool.ntp.org with IP 82.193.117.90
no packet yet
sending NTP packet...
The packet sent to pool.ntp.org with IP 82.193.117.90
no packet yet
sending NTP packet...
The packet sent to pool.ntp.org with IP 82.193.117.90
no packet yet
sending NTP packet...
The packet sent to pool.ntp.org with IP 82.193.117.90
no packet yet
sending NTP packet...
The packet sent to pool.ntp.org with IP 82.193.117.90
no packet yet
sending NTP packet...
The packet sent to pool.ntp.org with IP 82.193.117.90
no packet yet
sending NTP packet...
The packet sent to pool.ntp.org with IP 82.193.117.90
no packet yet
sending NTP packet...
The packet sent to pool.ntp.org with IP 82.193.117.90
no packet yet
sending NTP packet...
The packet sent to pool.ntp.org with IP 82.193.117.90
no packet yet
sending NTP packet...
The packet sent to pool.ntp.org with IP 193.27.208.100
no packet yet
sending NTP packet...
The packet sent to pool.ntp.org with IP 193.27.208.100
no packet yet
sending NTP packet...
The packet sent to pool.ntp.org with IP 193.27.208.100
no packet yet
sending NTP packet...
The packet sent to pool.ntp.org with IP 193.27.208.100
no packet yet
sending NTP packet...
The packet sent to pool.ntp.org with IP 193.27.208.100
no packet yet
sending NTP packet...
The packet sent to pool.ntp.org with IP 193.27.208.100
no packet yet
sending NTP packet...
The packet sent to pool.ntp.org with IP 193.27.208.100
no packet yet
sending NTP packet...
The packet sent to pool.ntp.org with IP 193.27.208.100
no packet yet
sending NTP packet...
The packet sent to pool.ntp.org with IP 193.27.208.100
no packet yet
sending NTP packet...
The packet sent to pool.ntp.org with IP 193.27.208.100
no packet yet
sending NTP packet...
The packet sent to pool.ntp.org with IP 193.27.208.100
no packet yet
sending NTP packet...
The packet sent to pool.ntp.org with IP 91.236.251.5
no packet yet
sending NTP packet...
The packet sent to pool.ntp.org with IP 91.236.251.5
no packet yet
sending NTP packet...
The packet sent to pool.ntp.org with IP 91.236.251.5
no packet yet
sending NTP packet...
The packet sent to pool.ntp.org with IP 91.236.251.5
no packet yet
sending NTP packet...
The packet sent to pool.ntp.org with IP 91.236.251.5
no packet yet
sending NTP packet...
The packet sent to pool.ntp.org with IP 91.236.251.5
no packet yet
sending NTP packet...
The packet sent to pool.ntp.org with IP 91.236.251.5
no packet yet
sending NTP packet...
The packet sent to pool.ntp.org with IP 91.236.251.5
no packet yet
sending NTP packet...
The packet sent to pool.ntp.org with IP 91.236.251.5
no packet yet
sending NTP packet...
The packet sent to pool.ntp.org with IP 91.236.251.5
no packet yet
sending NTP packet...
The packet sent to pool.ntp.org with IP 91.236.251.5
no packet yet
sending NTP packet...
The packet sent to pool.ntp.org with IP 193.27.208.100
no packet yet
sending NTP packet...
The packet sent to pool.ntp.org with IP 193.27.208.100
no packet yet
sending NTP packet...
The packet sent to pool.ntp.org with IP 193.27.208.100
no packet yet
sending NTP packet...
The packet sent to pool.ntp.org with IP 193.27.208.100
no packet yet
sending NTP packet...
The packet sent to pool.ntp.org with IP 193.27.208.100
no packet yet
sending NTP packet...
The packet sent to pool.ntp.org with IP 193.27.208.100
no packet yet
sending NTP packet...
The packet sent to pool.ntp.org with IP 193.27.208.100
no packet yet
sending NTP packet...
The packet sent to pool.ntp.org with IP 193.27.208.100
no packet yet
sending NTP packet...
The packet sent to pool.ntp.org with IP 193.27.208.100
no packet yet
sending NTP packet...
The packet sent to pool.ntp.org with IP 193.27.208.100
no packet yet
sending NTP packet...
The packet sent to pool.ntp.org with IP 193.27.208.100
no packet yet
sending NTP packet...
The packet sent to pool.ntp.org with IP 194.40.240.11
no packet yet
sending NTP packet...
The packet sent to pool.ntp.org with IP 194.40.240.11
no packet yet
sending NTP packet...
The packet sent to pool.ntp.org with IP 194.40.240.11
no packet yet
sending NTP packet...
The packet sent to pool.ntp.org with IP 194.40.240.11
no packet yet
sending NTP packet...
The packet sent to pool.ntp.org with IP 194.40.240.11
no packet yet
sending NTP packet...
The packet sent to pool.ntp.org with IP 194.40.240.11
no packet yet
sending NTP packet...
The packet sent to pool.ntp.org with IP 194.40.240.11
no packet yet
sending NTP packet...
The packet sent to pool.ntp.org with IP 194.40.240.11
no packet yet
sending NTP packet...
The packet sent to pool.ntp.org with IP 194.40.240.11
no packet yet
sending NTP packet...
The packet sent to pool.ntp.org with IP 194.40.240.11
no packet yet
sending NTP packet...
The packet sent to pool.ntp.org with IP 194.40.240.11
no packet yet
sending NTP packet...
The packet sent to pool.ntp.org with IP 194.40.240.11
no packet yet
sending NTP packet...
The packet sent to pool.ntp.org with IP 194.40.240.11
no packet yet


