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PRELIMINARY
CY14B101KA/CY14B101MA
Document #: 001-42880 Rev. *C
Page 11 of 29
Table 3. RTC Register Map[10, 11, 12]
Register
BCD Format Data[11]
Function/Range
CY14B101KA
CY14B101MA
D7
D6
D5
D4
D3
D2
D1
D0
0x1FFFF
0x0FFFF
10s Years
Years
Years: 00–99
0x1FFFE
0x0FFFE
0
0
0
10s
Months
Months
Months: 01–12
0x1FFFD
0x0FFFD
0
0
10s Day of
Month
Day Of Month
Day of Month: 01–31
0x1FFFC
0x0FFFC
0
0
0
0
0
Day of Week
Day of Week: 01–07
0x1FFFB
0x0FFFB
0
0
10s Hours
Hours
Hours: 00–23
0x1FFFA
0x0FFFA
0
10s Minutes
Minutes
Minutes: 00–59
0x1FFF9
0x0FFF9
0
10s Seconds
Seconds
Seconds: 00–59
0x1FFF8
0x0FFF8
OSCEN
(0)
0Cal
Sign
(0)
Calibration (00000)
Calibration Values [13]
0x1FFF7
0x0FFF7
WDS (0) WDW
(0)
WDT (000000)
Watchdog [13]
0x1FFF6
0x0FFF6
WIE (0)
AIE
(0)
PFE
(0)
0
H/L (1)
P/L
(0)
0
0
Interrupts [13]
0x1FFF5
0x0FFF5
M (1)
0
10s Alarm Date
Alarm Day
Alarm, Day of Month:
01–31
0x1FFF4
0x0FFF4
M (1)
0
10s Alarm
Hours
Alarm Hours
Alarm, Hours: 00–23
0x1FFF3
0x0FFF3
M (1)
10 Alarm Minutes
Alarm Minutes
Alarm, Minutes: 00–59
0x1FFF2
0x0FFF2
M (1)
10 Alarm Seconds
Alarm, Seconds
Alarm, Seconds: 00–59
0x1FFF1
0x0FFF1
10s Centuries
Centuries
Centuries: 00–99
0x1FFF0
0x0FFF0
WDF
AF
PF
OSCF
0
CAL
(0)
W (0)
R (0)
Flags [13]
Notes
10. Upper byte D15-D8 (CY14B101MA) of RTC registers are reserved for future use.
11. The unused bits of RTC registers are reserved for future use and should be set to ‘0’.
12. ( ) designates values shipped from the factory.
13. This is a binary value, not a BCD value.
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