Serial.println("Got time adjustment from NTP!"); printLocalTime(); } void setup() { Serial.begin(115200); // 设置回调功能 sntp_set_time_sync_notification_cb( timeavailable ); /** * NTP server address could be aquired via DHCP, * * NOTE: This call should be made BEFORE esp32 aqui...
科普:用Arduino编程访问 NTP 服务器设置 ESP32 时间 1)ESP32访问NTP服务器获取时间并更新内部时钟RTC,该功能仅需要核心库(#include"time.h")就可以完成。 2)通用的流程为:连接到本地 wifi,调用 configTime( ) ,然后调用 getLocalTime( &timeInfo ),以获取 timeInfo 结构中的时间。configTime( ) 执行成功后...
def set_time(): if wlan.isconnected(): #如果有网络连接,尝试网络校准,没有则使用ds1302校准 try: ntptime.host = '' ntptime.settime() rtc.datetime(rtc.datetime()[0:4]+(int(rtc.datetime()[4])+8,)+rtc.datetime()[5:8]) ds.date_time(rtc.datetime()[0:7]) except: rtc.datetime(d...
import ntptime import time from machine import RTC rtc = RTC() print("同步前本地时间:", time.localtime()) def sync_ntp(): ntptime.host = 'ntp1.aliyun.com' # 可选,ntp服务器地址 try: ntptime.settime() # 修改设备时间 except: print('同步失败') sync_ntp() print("同步后本地时间...
ntptime.NTP_DELTA =3155644800# 可选 UTC+8偏移时间(秒),不设置就是UTC0ntptime.host ='ntp1.aliyun.com'# 可选,ntp服务器,默认是"pool.ntp.org" 这里使用阿里服务器ntptime.settime()# 修改设备时间,到这就已经设置好了 ESP32 模块 ESP32模块RTC的精度存在一定的缺陷,每过7:45h便会有秒级别的误差...
from machine import Timer, RTC async def ntp_sync(): # RTC 始终有误差,乐鑫官方文档建议 7h 校准一次 ntptime.NTP_DELTA = 3155644800 # 然并卵 ntptime.host = 'ntp5.aliyun.com' if sta_connected: # sta 连网状态方可校准 ntptime.settime() ...
Serial.println("WiFi connected!");// 从网络时间服务器上获取并设置时间// 获取成功后芯片会使用RTC时钟保持时间的更新configTime(gmtOffset_sec, daylightOffset_sec, ntpServer); printLocalTime(); WiFi.disconnect(true); WiFi.mode(WIFI_OFF);
set_color(r, g, b) time.sleep(0.04) sleep_ms(3) elif BLE_MSG == '3': print("time_synchronous") synced = False while not synced: try: # 获取NTP时间 ntptime.host = "cn.pool.ntp.org" ntptime.settime() # 更新RTC时间 rtc_time = time.localtime(utime.mktime(utime.localtime()...
ap.config(ssid='ESP-AP') #setthe SSIDoftheaccesspointap.config(max_clients=10) #sethow many clients canconnecttothe network ap.active(True) # activate the interface AP 功能用于让其他设备连接 esp32,这个功能不常用,我们以后会在补充里面介绍。
Write to all 16 addresses from a given position. Order is left to right, 1st segment, 1st LED, 2nd segment, 2nd LED etc. write(data, pos=0) 1. Set the value of a single LED. led(pos, val) 1. Set all LEDs at once. LSB is left most LED. Only writes to the LED positions ...