esp01s ntp TM1637 数码管时钟源代码

#include <NTPClient.h>
#include <ESP8266WiFi.h>
#include <WiFiUdp.h>
#include "TM1637.h"
//TM1637  针脚定义
#define CLK 0     
#define DIO 2
TM1637 tm1637(CLK,DIO);
// wifi 信息定义
const char *ssid     = "haha";
const char *password = "haha12345678@";

WiFiUDP ntpUDP;
NTPClient timeClient(ntpUDP,"ntp1.aliyun.com",60*60*8,30*60*1000);

int update = 0;
int delaycount= 20;
int currentHour = 88;
int currentMinute = 88;

void setup()
{
  Serial.begin(9600);
  tm1637.init();
  tm1637.set(BRIGHT_TYPICAL);//BRIGHT_TYPICAL = 2,BRIGHT_DARKEST = 0,BRIGHTEST = 7;
  WiFi.begin(ssid, password);
  while ( WiFi.status() != WL_CONNECTED ) {    
    tm1637.point(POINT_ON);
    infoTime(currentHour/10,currentHour%10,currentMinute/10,currentMinute%10);
    delay ( 500 );
    Serial.print ( "." );
  }
  timeClient.begin();
}
void loop()
{
   if (update % 2 == 0)
   {
      tm1637.point(POINT_