Texas Instruments SimpleLink MSP432P4 Series, Technical Reference Manual

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RTC_C Registers
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826 SLAU356I – March 2015 – Revised June 2019
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Real-Time Clock (RTC_C)
20.3.18 RTCYEAR Register – Hexadecimal Format
Real-Time Clock Year Low-Byte Register – Hexadecimal Format
Figure 20-20. RTCYEAR Register
15 14 13 12 11 10 9 8
0 Year – high byte
r-0 r-0 r-0 r-0 rw rw rw rw
7 6 5 4 3 2 1 0
Year – low byte
rw rw rw rw rw rw rw rw
Table 20-19. RTCYEAR Register Description
Bit Field Type Reset Description
15-12 0 R 0h
Always 0
11-8 Year – high byte RW undefined Year – high byte. Valid values for Year are 0 to 4095.
7-0 Year – low byte RW undefined Year – low byte. Valid values for Year are 0 to 4095.
20.3.19 RTCYEAR Register – BCD Format
Real-Time Clock Year Low-Byte Register – BCD Format
Figure 20-21. RTCYEAR Register
15 14 13 12 11 10 9 8
0 Century – high digit Century – low digit
r-0 rw rw rw rw rw rw rw
7 6 5 4 3 2 1 0
Decade Year – lowest digit
rw rw rw rw rw rw rw rw
Table 20-20. RTCYEAR Register Description
Bit Field Type Reset Description
15 0 R 0h
Always 0
14-10 Century – high digit RW undefined
Century – high digit (0 to 4)
11-8 Century – low digit RW undefined
Century – low digit (0 to 9)
7-4 Decade RW undefined
Decade (0 to 9)
3-0 Year – lowest digit RW undefined
Year – lowest digit (0 to 9)