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參數(shù)資料
| 型號： | M41T94MQ6TR |
| 廠商： | STMICROELECTRONICS |
| 元件分類： | 時鐘/數(shù)據(jù)恢復(fù)及定時提取 |
| 英文描述： | 1 TIMER(S), REAL TIME CLOCK, PDSO16 |
| 封裝： | PLASTIC, SOIC-16 |
| 文件頁數(shù)： | 11/40頁 |
| 文件大?。?/td> | 328K |
| 代理商： | M41T94MQ6TR |
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M41T94
Clock operations
Table 4.
Clock register map(1)
1.
Keys:
S = Sign bit
FT = Frequency Test bit
ST = Stop bit
0 = Must be set to zero
BL = Battery low Flag (Read only)
BMB0-BMB4 = Watchdog Multiplier bits
CEB = Century Enable bit
CB = Century bit
OUT = Output level
AFE = Alarm Flag Enable Flag
RB0-RB1 = Watchdog Resolution bits
WDS = Watchdog Steering bit
ABE = Alarm in Battery Back-Up mode Enable bit
RPT1-RPT5 = Alarm Repeat mode bits
WDF = Watchdog Flag (Read only)
AF = Alarm Flag (Read only)
SQWE = Square Wave Enable
RS0-RS3 = SQW Frequency
HT = Halt Update bit
TR = tREC bit
Addr
Function/range
BCD format
D7
D6
D5
D4
D3
D2
D1
D0
00h
0.1 seconds
0.01 seconds
Seconds
00-99
01h
ST
10 seconds
Seconds
00-59
02h
0
10 minutes
Minutes
00-59
03h
CEB
CB
10 Hours
Hours (24 hour format)
Century/hours
0-1/00-23
04h
TR
0
Day of week
Day
01-7
05h
0
10 date
Date: day of month
Date
01-31
06h
0
10M
Month
01-12
07h
10 Years
Year
00-99
08h
OUT
FT
S
Calibration
Control
09h
WDS
BMB4
BMB3
BMB2
BMB1 BMB0
RB1
RB0
Watchdog
0Ah
AFE
SQWE
ABE
Al 10M
Alarm month
Al month
01-12
0Bh
RPT4
RPT5
AI 10 date
Alarm date
Al date
01-31
0Ch
RPT3
HT
AI 10 hour
Alarm hour
Al hour
00-23
0Dh
RPT2
Alarm 10 minutes
Alarm minutes
Al min
00-59
0Eh
RPT1
Alarm 10 seconds
Alarm Seconds
Al sec
00-59
0Fh
WDF
AF
0
BL000
0
Flags
10h
0
Reserved
11h
0
Reserved
12h
0
Reserved
13h
RS3
RS2
RS1
RS0
0
SQW
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