WM8351CGEB/RV WOLFSON [Wolfson Microelectronics plc], WM8351CGEB/RV Datasheet - Page 229
WM8351CGEB/RV
Manufacturer Part Number
WM8351CGEB/RV
Description
Manufacturer
WOLFSON [Wolfson Microelectronics plc]
Datasheet
1.WM8351CGEBRV.pdf
(330 pages)
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REGISTER
Production Data
Register 10h RTC Seconds/Minutes
Register 11h RTC Hours/Day
Register 12h RTC Date/Month
Register 13h RTC Year
Register 14h Alarm Seconds/Minutes
w
REGISTER
REGISTER
ADDRESS
R20 (14h) Alarm
Seconds/Minutes
ADDRESS
ADDRESS
Seconds/Minutes
R16 (10h) RTC
Date/Month
Hours/Day
R19 (13h)
RTC Year
R17 (11h)
R18 (12h)
REGISTER
REGISTER
ADDRESS
ADDRESS
RTC
RTC
BIT
13:8
BIT
BIT
7:0
10:8
12:8
4:0
5:0
5
BIT
BIT
14:8
14:8
6:0
6:0
RTC_YHUNDREDS[5:0]
RTC_DATE[5:0]
RTC_HRS[4:0]
RTC_DAY[2:0]
RTC_MTH[4:0]
RTC_YUNITS[7:0]
RTC_HPM
RTC_ALMSECS[6:0]
RTC_SECS[6:0]
RTC_ALMMINS[6:0]
RTC_MINS[6:0]
LABEL
LABEL
LABEL
LABEL
LABEL
DEFAULT
DEFAULT
00_0001
0_0000
0_0001
DEFAULT
001
000_0000
000_0000
0
DEFAULT
0000_0000 RTC Year units register with range 0-99.
DEFAULT
000_0000
000_0000
01_0100
RTC Day of the week register with range 1-7. 1 is
Sunday
RTC hours AM/PM flag
0 = AM
1 = PM
Only valid in 12 hour mode.
RTC Hours register with 0-23 range in 24 hour mode
and 1-12 in 12 hour mode. (Bit 5 is used to indicate
PM/not-AM flag in 12 hour mode.)
RTC Month register with range 1-12.
RTC Date register with range 1-31
RTC Minutes; 0 to 59
RTC Seconds; 0 to 59
RTC Year hundreds register tied to 20(dec)
Minutes alarm register with range 0-59. All 1's
sets to 'don't care' state.
Note, during programming it is best to disable
the Alarm Enable request bit to avoid false
alarms.
Seconds alarm register with range 0-59. All 1's
set to 'don't care' state.
Note, during programming it is best to disable
the Alarm Enable request bit to avoid false
alarms.
DESCRIPTION
DESCRIPTION
DESCRIPTION
DESCRIPTION
DESCRIPTION
PD, April 2012, Rev 4.5
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WM8351
229
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