struct tm *localtime_r(const time_t *timer, struct tm *buf); 1. 其中,timer参数是一个指向time_t类型的指针,表示要转换的时间;buf参数是一个指向tm结构体的指针,用于存储转换后的时间。 localtime_r函数是线程安全的,因为它使用用户提供的存储空间来存储结果,而不是使用静态存储空间。如果函数执行成功,返...
while (timeinfo.tm_year < (2016 - 1900) && ++retry < retry_count) { ESP_LOGI(TAG, "Waiting for system time to be set... (%d/%d)", retry, retry_count); vTaskDelay(2000 / portTICK_PERIOD_MS); time(&now); localtime_r(&now, &timeinfo); //获取系统时间,如果系统时间被成功修改...
localtime_r(&now, &timeinfo); /* 打印获取到的时间 */ charstr[64]; strftime(str,sizeof(str),"%c", &timeinfo); ESP_LOGI(TAG,"time updated: %s", str); ESP_LOGI(TAG,"%d%d:%d%d", timeinfo.tm_hour /10, timeinfo.tm_hour %10, timeinfo.tm_min /10, timeinfo.tm_min %10);...
0,(uint8_t*)"WIFI [ok]",16); // 初始化NTP服务器 sntp_set_time_sync_notification_cb(timeAvailable); // 配置时间获取回调 configTzTime(g_time_zone, g_ntp_server1, g_ntp_server2); } void loop(){ // 刷新显示屏 updateScreen
print('Time synchronized:', time.localtime()) HTTP服务器示例: 在ESP32上运行一个简单的HTTP服务器。 import network import socket ssid = 'your_ssid' password = 'your_password' wlan = network.WLAN(network.STA_IF) wlan.active(True) wlan.connect(ssid, password) ...
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()...
void breatheLights {time_t now = time(nullptr);struct tm timeinfo;if (!getLocalTime(&timeinfo)) {Serial.println("Failed to obtain time");return;} int hour = timeinfo.tm_hour % 12; // 获取12小时制的小时数uint32_t color = getColorForShichen((hour == 0 ? 12 : hour) - 1); ...
if (!getLocalTime(&timeinfo)) { //如果获取失败,就开启联网模式,获取时间 Serial.println("Failed to obtain time"); configTime(8 * 3600, 0, NTP1, NTP2,NTP3); return; } // 将分钟转化成字符串,用于比较 sprintf( newTimeString,
We read every piece of feedback, and take your input very seriously. Include my email address so I can be contacted Cancel Submit feedback Saved searches Use saved searches to filter your results more quickly Cancel Create saved search Sign in Sign up Reseting focus {...
time_t now = time(nullptr); struct tm timeinfo; if (!getLocalTime(&timeinfo)) { Serial.println("Failed to obtain time"); return; } int hour = timeinfo.tm_hour % 12; // 获取12小时制的小时数 uint32_t color = getColorForShichen((hour == 0 ? 12 : hour) - 1); // 获取当...