The A7672S 4G LTE GNSS module is a powerful cellular communication solution that brings reliable internet connectivity and precise GPS tracking to Arduino projects. In the world of IoT (Internet of ...

An arduino based clock with 1ms accuracy over a year. Time stored in RTC continually updated by GPS module - lcsaszar/Super-Accurate-Arduino-Clock-V.KEL ...

Real Time functions for AVR (Goldilocks Analogue, Arduino Mega). The underlying avr-libc time implementation aspires to conform with ISO/IEC 9899 (C90). However, due to limitations of the target ...