Set an alarm on the DS3231 clock. Enable the Arduino's main loop to ignore the clock while it performs other tasks. When the alarm happens, the DS3231 will pull the Arduino pin "low", that is, to near ...

Now Let's Make a DIY Arduino Digital Clock using DS3231 and LCD. Material Required: Arduino Uno; DS3231 RTC Module; LCD Display 16*2; Jumper Wire; 10K Preset; 3V coin cell (CR2032) Arduino Digital ...

A simple project to display real-time clock data on an I2C 16x2 LCD using an Arduino and DS3231 RTC module. Displays time and date in real-time. Uses I2C communication for both RTC and LCD. Easy to ...

Code and Explanation. Automatics Pet Feeder’s Complete Arduino Code is given at the end.. Arduino have default libraries for using the Servo motor and LCD 16*2 with it. But for using DS3231 RTC Module ...

Teyleten Robot DS3231SN DS3231 Real Time Clock Module RTC Clock AT24C32 Without Battery for ... HiLetgo 5pcs DS3231 High Precision RTC Real Time Clock Module 5V for Arduino Raspberry Pi , ...

1:03 Set time and date1:53 Setting Alarms3:40 Activate and deactivate Alarm4:12 Building process This is an LCD clock made with ...

Fig. 2 shows the circuit diagram of the automatic school bell. It is built around Arduino Uno R3, 16×2 LCD display with I2C (MOD1), DS3231 RTC, 4×4 matrix keypad, 5V SPDT relay, 230V AC call bell, and ...

The Waveshare 1.69-inch IPS touch LCD is a 1.69-inch rounded display with 240×280 resolution and a 262K color range. The display driver (ST7789V2) and touch controller (CST816T) are integrated ...

In this paper, we have design and implement an effective Internet of Things smart device used to control and monitor an electricity generator. This device is made using a three-dimensional printer and ...