27.2 Embedded Characteristics
- Full Asynchronous Design for Ultra Low Power Consumption
 - Gregorian and Persian Modes Supported
 - Programmable Periodic Interrupt
 - Safety/security Features:
- Valid Time and Date Programming Check
 - On-The-Fly Time and Date Validity Check
 
 - Counters Calibration Circuitry to Compensate for Crystal Oscillator Variations
 - Waveform Generation
 - Register Write Protection
 
