SLAU367P October 2012 – April 2020 MSP430FR5041 , MSP430FR5043 , MSP430FR50431 , MSP430FR5847 , MSP430FR58471 , MSP430FR5848 , MSP430FR5849 , MSP430FR5857 , MSP430FR5858 , MSP430FR5859 , MSP430FR5867 , MSP430FR58671 , MSP430FR5868 , MSP430FR5869 , MSP430FR5870 , MSP430FR5872 , MSP430FR58721 , MSP430FR5887 , MSP430FR5888 , MSP430FR5889 , MSP430FR58891 , MSP430FR5922 , MSP430FR59221 , MSP430FR5947 , MSP430FR59471 , MSP430FR5948 , MSP430FR5949 , MSP430FR5957 , MSP430FR5958 , MSP430FR5959 , MSP430FR5962 , MSP430FR5964 , MSP430FR5967 , MSP430FR5968 , MSP430FR5969 , MSP430FR5969-SP , MSP430FR59691 , MSP430FR5970 , MSP430FR5972 , MSP430FR59721 , MSP430FR5986 , MSP430FR5987 , MSP430FR5988 , MSP430FR5989 , MSP430FR5989-EP , MSP430FR59891 , MSP430FR5992 , MSP430FR5994 , MSP430FR59941 , MSP430FR6005 , MSP430FR6007 , MSP430FR6035 , MSP430FR6037 , MSP430FR60371 , MSP430FR6041 , MSP430FR6043 , MSP430FR60431 , MSP430FR6045 , MSP430FR6047 , MSP430FR60471 , MSP430FR6820 , MSP430FR6822 , MSP430FR68221 , MSP430FR6870 , MSP430FR6872 , MSP430FR68721 , MSP430FR6877 , MSP430FR6879 , MSP430FR68791 , MSP430FR6887 , MSP430FR6888 , MSP430FR6889 , MSP430FR68891 , MSP430FR6920 , MSP430FR6922 , MSP430FR69221 , MSP430FR6927 , MSP430FR69271 , MSP430FR6928 , MSP430FR6970 , MSP430FR6972 , MSP430FR69721 , MSP430FR6977 , MSP430FR6979 , MSP430FR69791 , MSP430FR6987 , MSP430FR6988 , MSP430FR6989 , MSP430FR69891
Feature | RTC_B | RTC_C |
---|---|---|
LPM3.5, Calendar Mode Only | Protection + Improved Calibration and Compensation | |
Calendar Mode | Yes | Yes |
Counter Mode | No | Optional (device-dependent)(2) |
Programmable Alarms | Yes | Yes |
Password Protected Calendar Registers | No | Yes |
Input Clocks | 32-kHz crystal oscillator | 32-kHz crystal oscillator |
LPM3.5 Support | Yes | Yes |
Offset Calibration Register | Yes | Yes |
Temperature Compensation Register | No | Yes |
Frequency Adjustment Range | -2.17 ppm × 59 ≈ -128 ppm
+4.34 ppm × 59 ≈ +256 ppm |
-240 ppm, +240 ppm(1) |
Frequency Adjustment Steps | -2.17 ppm, +4.34 ppm | -1 ppm, +1 ppm |
Temperature Compensation | With software, manipulating offset calibration value | With software using separate temperature compensation register |
Calibration and Compensation Period | 60 min | 1 min |
BCD to Binary Conversion | Integrated for Calendar Mode
plus separate conversion registers |
Integrated for Calendar Mode
plus separate conversion registers |
Event/Tamper Detect with Time Stamp | No | Optional (device-dependent)(2) |