SSR-25LA-H Key Features
- I2C™ Bus Interface
- RTCC with Time/Date Registers: Year, Month, Date, Day of Week, Hours, Minutes, Seconds
- Support for Leap Year
- Low-power CMOS Technology
- Input for External Battery Backup (maintains SRAM, RTCC and timekeeping)
- On-board 32,768 kHz Crystal Oscillator for the RTCC
- 2 push buttons
- using the connection (if TMR0 interrupt is used to read/display the time) between the MFP signal of the RTCC and RA4 (T0
- using a special software loop (see Displaying Function paragraph for details) The loop method was used for this firmware
- a 32,768 Hz crystal driving the internal clock of the RTCC