mcp79411
There are 3 repositories under mcp79411 topic.
JChristensen/MCP79412RTC
Arduino library for the Microchip MCP79411/12 Real-Time Clock/Calendar
stevemarple/RTCx
Arduino library to support DS1307 and similar I2C real-time clocks. The library can autoprobe to find the actual hardware based on I2C address and registers.
JChristensen/PowerOutageMonitor_SW
Sketch for an Arduino-based Power Outage Logger