This repo can be used to setup RTC clock (DS3231). The sketch includes a simple AT based serial communication protocol that can be used to set the time. The solution can be embedded into existing ...

Abstract: Through the use of the Espressif Systems32(ESP32) microcontroller's embedded Global Positioning System (GPS) Neo 6m module, DS3231 RTC, Network time protocol(NTP) Pool Server, and Organic ...

The DS3231 (product website) is a real-time clock (RTC) with integrated crystal oscillator. It also features two 2 alarms and a battery-backup input. There are breakout boards that use this RTC, ...

Abstract: This paper presents a Smart Trolley with an Automatic Billing System using RFID technology to enhance the retail shopping experience. The focus is on automating the checkout process, ...

You can buy all kinds of conventional clocks that have hands and numbers for easy reading. Or, like [Fabio Ricci], you could build yourself something a little more esoteric, like this neat shadow ...

The incident occurred in the Knockwellan Park area on New Year’s Day. "It's distressing for the car driver but can be fatal for the scooterist. "Thankfully nobody was seriously injured, but the ...

Learn the benefits and risks of options and how to start trading options Lucas Downey is the co-founder of MoneyFlows, and an Investopedia Academy instructor. Samantha (Sam) Silberstein, CFP®, CSLP®, ...

Investopedia contributors come from a range of backgrounds, and over 25 years there have been thousands of expert writers and editors who have contributed. Gordon Scott has been an active investor and ...