初始化提交

arduino-cli/libraries/M5Core2-master/examples/Advanced/Time/Time.ino

@@ -0,0 +1,55 @@
+/*
+*******************************************************************************
+* Copyright (c) 2021 by M5Stack
+*                  Equipped with M5Core2 sample source code
+*                          配套  M5Core2 示例源代码
+* Visit the website for more information: https://docs.m5stack.com/en/core/core2
+* 获取更多资料请访问: https://docs.m5stack.com/zh_CN/core/core2
+*
+* describe: NTP TIME.
+* date: 2021/8/3
+*******************************************************************************/
+
+#include <M5Core2.h>
+#include <WiFi.h>
+#include "time.h"
+
+// Set the name and password of the wifi to be connected.  配置所连接wifi的名称和密码
+const char* ssid       = "M5";
+const char* password   = "123456";
+
+const char* ntpServer = "time1.aliyun.com"; //Set the connect NTP server.  设置连接的NTP服务器
+const long  gmtOffset_sec = 0;
+const int   daylightOffset_sec = 3600;
+
+void printLocalTime(){  //Output current time.  输出当前时间
+  struct tm timeinfo;
+  if(!getLocalTime(&timeinfo)){ //Return 1 when the time is successfully obtained.  成功获取到时间返回1
+    M5.Lcd.println("Failed to obtain time");
+    return;
+  }
+  M5.Lcd.println(&timeinfo, "%A, %B %d \n%Y %H:%M:%S");  //Screen prints date and time.  屏幕打印日期和时间
+}
+
+void setup(){
+  M5.begin(); //Init M5Core2.  初始化 M5Core2
+  M5.Lcd.setTextSize(2);  //Set the font size to 2.  设置字号大小为2
+  M5.Lcd.printf("\nConnecting to %s", ssid);
+  WiFi.begin(ssid, password); //Connect wifi and return connection status.  连接wifi并返回连接状态
+  while(WiFi.status() != WL_CONNECTED) { //If the wifi connection fails.  若wifi未连接成功
+    delay(500); //delay 0.5s.  延迟0.5s
+    M5.Lcd.print(".");
+  }
+  M5.Lcd.println("\nCONNECTED!");
+  configTime(gmtOffset_sec, daylightOffset_sec, ntpServer); //init and get the time.  初始化并设置NTP
+  printLocalTime();
+  WiFi.disconnect(true);  //Disconnect wifi.  断开wifi连接
+  WiFi.mode(WIFI_OFF);  //Set the wifi mode to off.  设置wifi模式为关闭
+  delay(20);
+}
+
+void loop(){
+  delay(1000);
+  M5.Lcd.setCursor(0,47); //Set the cursor at (0,0).  设置光标位于(0,0)处
+  printLocalTime();
+}