NetTimeLogic’s RTC Master Clock is a full hardware (FPGA) only implementation of a synchronization core allowing to read and write a I2C Realtime Clock (RTC) like the DS1307 or MCP7941x. Access to the ...

[gioblu] wasn’t impressed with the complications of I2C. He thought one-wire was too proprietary, too complicated, and its Arduino implementations did not impress. What he really wanted was a ...

Interfaces are important too, as implementing an RTC in an already-existing design may necessitate part choice due to the availability of I2C or SPI. Budget is not commonly a problem for the home ...