The objective of this post is to explain how to configure the DS3231 to generate an alarm interrupt every second, using the ESP8266. Introduction The objective of this post is to explain how to configure the DS3231 to generate an alarm interrupt every second, using the ESP8266. The code for this tutorial is almost the …
ESP8266: DS3231 Alarm when seconds match
The objective of this post is to explain how to use the DS3231 Real Time Clock to trigger an alarm interruption when the time matches a specified value for the seconds. Introduction The objective of this post is to explain how to use the DS3231 Real Time Clock to trigger an alarm interruption when the …
ESP8266: DS3231 1Hz Square wave generator
The objective of this post is to explain how to use the square wave pin of the DS3231 to trigger interrupts with a period of 1 second in the ESP8266. Introduction The objective of this post is to explain how to use the square wave pin of the DS3231 to trigger interrupts with a period …
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ESP8266: Connection to DS3231 RTC
How to connect the ESP8266 to a DS3231 Real Time Clock.
Real Time Clock: DS3231
The DS3231 is a real time clock from Maxim that allows us to measure time with a very good accuracy.
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