Specifications

CY14B101P
Document Number: 001-44109 Rev. *O Page 20 of 36
Table 8. RTC Register Map
[3, 4]
Register
BCD Format Data
Function/Range
D7 D6 D5 D4 D3 D2 D1 D0
0x0F 10s years Years Years: 00–99
0x0E 0 0 0 10s
months
Months Months: 01–12
0x0D 0 0 10s day of month Day of month Day of month: 01–31
0x0C 0 0 0 0 0 Day of week Day of week: 01–07
0x0B 0 0 10s hours Hours Hours: 00–23
0x0A 0 10s minutes Minutes Minutes: 00–59
0x09 0 10s seconds Seconds Seconds: 00–59
0x08 OSCEN
(0)
0 Cal sign
(0)
Calibration (00000) Calibration values
[5]
0x07 WDS (0) WDW (0) WDT (000000) Watchdog
[5]
0x06 WIE (0) AIE (0) PFE (0) 0 H/L (1) P/L (0) 0 0 Interrupts
[5]
0x05 M (1) 0 10s alarm date Alarm day Alarm, day of month: 01–31
0x04 M (1) 0 10s alarm hours Alarm hours Alarm, hours: 00–23
0x03 M (1) 10s alarm minutes Alarm minutes Alarm, minutes: 00–59
0x02 M (1) 10s alarm seconds Alarm seconds Alarm, seconds: 00–59
0x01 10s centuries Centuries Centuries: 00–99
0x00 WDF AF PF OSCF
[6]
0 CAL (0) W (0) R (0) Flags
[5]
Notes
3. () designates values shipped from the factory.
4. The unused bits of RTC registers are reserved for future use and should be set to ‘0’
5. This is a binary value, not a BCD value.
6. When user resets OSCF flag bit, the flags register will be updated after t
RTCp
time.
Not Recommended for New Designs