/** * * @license MIT License * * Copyright (c) 2022 lewis he * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to deal * in the Software without restriction, including without limitation the rights * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell * copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in all * copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. * * @file PCF8563_TimeLib.ino * @author Lewis He (lewishe@outlook.com) * @date 2022-12-12 * */ #include #include #include #include "SensorPCF8563.hpp" #include #include "LoRaBoards.h" SensorPCF8563 rtc; uint32_t lastMillis; char buf[64]; void setup() { Serial.begin(115200); while (!Serial); setupBoards(); // PMU and RTC share I2C bus if (!rtc.begin(PMU_WIRE_PORT, PCF8563_SLAVE_ADDRESS, I2C_SDA, I2C_SCL)) { Serial.println("Failed to find PCF8563 - check your wiring!"); while (1) { delay(1000); } } } void loop() { if (millis() - lastMillis > 1000) { lastMillis = millis(); struct tm timeinfo; // Get the time C library structure rtc.getDateTime(&timeinfo); // Format the output using the strftime function // For more formats, please refer to : // https://man7.org/linux/man-pages/man3/strftime.3.html size_t written = strftime(buf, 64, "%A, %B %d %Y %H:%M:%S", &timeinfo); if (written != 0) { Serial.println(buf); } written = strftime(buf, 64, "%b %d %Y %H:%M:%S", &timeinfo); if (written != 0) { Serial.println(buf); } written = strftime(buf, 64, "%A, %d. %B %Y %I:%M%p", &timeinfo); if (written != 0) { Serial.println(buf); } } }