@inst-tech Thank you so much for the response. I reviewed the code and removed all <= clauses and it worked exactly the way i wished it would. the ...

Thank you Bill. I modified this sketch to control a battery charger so it can give a high signal to a gren led when battery voltage is above 13.8V a...

The library used was by Eric Ayars. it has examples for set time, test time, echo time, and oscillator test. i will upload the different codes for ...

/*DS3231_test.pdeEric Ayars4/11 Test/demo of read routines for a DS3231 RTC. Turn on the serial monitor after loading this to check if things arew...

@frogandtoad Thank you so much for the response. I will post the code in the next slide along with the library and sketch i modified to arrive at this...

@jscottbee Thanks. i have a problem using ds3231 module. i want it to trigger a relay for instance on monday January13, 2022 at 5.30am and put it off ...