![GitHub - shreyask21/RTC_Hourly_Chime: Demonstration of Dallas Semiconductor DS3231 real time clock functions such as alarm, Interrupt pin etc. GitHub - shreyask21/RTC_Hourly_Chime: Demonstration of Dallas Semiconductor DS3231 real time clock functions such as alarm, Interrupt pin etc.](https://raw.githubusercontent.com/shreyask21/RTC_Hourly_Chime/master/img/flowchart.png)
GitHub - shreyask21/RTC_Hourly_Chime: Demonstration of Dallas Semiconductor DS3231 real time clock functions such as alarm, Interrupt pin etc.
![Sleeping Beauty; Low Power, RTC's, and Sleeping Processors. – A guided walkthrough | OPEnS Lab Projects – Archive Sleeping Beauty; Low Power, RTC's, and Sleeping Processors. – A guided walkthrough | OPEnS Lab Projects – Archive](https://images.squarespace-cdn.com/content/v1/57dade3e893fc0962ff46311/1509581340051-8ZDQ351VXNBDU159DATT/ke17ZwdGBToddI8pDm48kG9AW9wcJZLn5OdjtL6l8UQUqsxRUqqbr1mOJYKfIPR7LoDQ9mXPOjoJoqy81S2I8PaoYXhp6HxIwZIk7-Mi3Tsic-L2IOPH3Dwrhl-Ne3Z2Yd8uwOBNJB2EpG1R51dpJ7C-o7oKbvotulK_Y3ZGou5tJ7FN3X5-sPvnbvPhIz1B/Sleep-RTC+Logic+Diagram+%281%29.jpg)
Sleeping Beauty; Low Power, RTC's, and Sleeping Processors. – A guided walkthrough | OPEnS Lab Projects – Archive
![How can I drive a high side switch with a 1ms 3.3-0-3.3v pulse? DS3231 timer sends a low pulse when an alarm is triggered. I need it to wake up an ESP8266 How can I drive a high side switch with a 1ms 3.3-0-3.3v pulse? DS3231 timer sends a low pulse when an alarm is triggered. I need it to wake up an ESP8266](https://i.redd.it/eek2pf16f2w41.png)