DS3231 with alarm PIC18F4550 hardware circuit

Real time clock with 2 alarms and temperature sensing using PIC18F4550 and DS3231

After the simple interfacing of the PIC18F4550 microcontroller with the DS3231 RTC, now let’s add the alarms functionality and temperature monitor to our previous project. Interfacing PIC18F4550 with DS3231 project link: Real time clock & calendar with PIC18F4550 and DS3231 As written in the datasheet the DS3231 RTC has a built-in 2 alarm functions and […]

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