參數(shù)資料
型號: M41T00AUDD1E
廠商: STMICROELECTRONICS
元件分類: 時鐘/數(shù)據(jù)恢復及定時提取
英文描述: REAL TIME CLOCK, DSO16
封裝: 5 X 4 MM, ROHS COMPLIANT, DFN-16
文件頁數(shù): 11/42頁
文件大?。?/td> 333K
代理商: M41T00AUDD1E
M41T00AUD
M41T00AUD clock operation
Table 4.
M41T00AUD register map(1)
Addr
Bit
Register name
Range
D7
D6
D5
D4
D3
D2
D1
D0
00h
ST
10 seconds
Seconds
00-59
01h
0(2)
10 minutes
Minutes
00-59
02h
CEB
CB
10 hours
Hours (24 hour format)
Century/hours
0-1/00-23
03h
0
Y(3)
YY
0
Day of week
Day
1-7
04h
0
10 date
Date: day of month
Date
01-31
05h
0
10M
Month
01-12
06h
10 years
Year
00-99
07h
OUT
FT
S
<------------- Calibration ------------>
Cal/control
08h
256/512
TONE
TCH2
MUTE
<--------------GAIN ------------>
Audio
09h
HT
TCFE
OF
OFIE
TCHE3
TCHE2
TCHE1
TCHE0
Control2
1.
Key:
S = SIGN bit
FT = Frequency test bit
ST = STOP bit
OF = Oscillator fail detect flag
OFIE = Oscillator fail interrupt enable
OUT = Logic output
TCHE3:TCHEO = Trickle charge enable bits
TCFE = Trickle charge FET bypass enable
HT = Halt bit
TCH2 = Trickle charge enable #2
TONE = Tone on/off select
CB = Century bit
CEB = Century enable bit
256/512 = Tone frequency select bit
2.
0 bits always read as 0. Writing them has no effect.
3.
Y bits are indeterminate at power-up. These are the factory test mode bits, and must be written to 0.
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