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參數(shù)資料
| 型號： | M48T559YMH1F |
| 廠商： | STMICROELECTRONICS |
| 元件分類： | 時(shí)鐘/數(shù)據(jù)恢復(fù)及定時(shí)提取 |
| 英文描述： | REAL TIME CLOCK, PDSO28 |
| 封裝： | 0.330 INCH, LEAD FREE, PLASTIC, SOH-28 |
| 文件頁數(shù)： | 2/26頁 |
| 文件大小： | 364K |
| 代理商： | M48T559YMH1F |
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M48T559Y
10/26
Table 4. Register Map
Keys: S = SIGN Bit
FT = FREQUENCY TEST Bit
R = READ Bit
W =WRITE Bit
ST = STOP Bit
0 = Must be set to '0'
Y = '1' or '0'
Z = '0' and is Read only
AF = Alarm Flag (Read only)
BL = Battery Low Flag (Read only)
WDS = Watchdog Steering Bit
BMB0-BMB4 = Watchdog Multiplier Bits
RB0-RB1 = Watchdog Resolution Bits
AFE = Alarm Flag Enable Flag
ABE = Alarm in Battery Back-Up Mode Enable
RPT1-RPT4 = Alarm Repeat Mode Bits
WDF = Watchdog Flag (Read only)
Address
Data
Function/Range
BCD Format
D7
D6
D5
D4
D3
D2
D1
D0
1FFFh
10 Years
Year
00-99
1FFEh
0
10 M
Month
01-12
1FFDh
0
10 Date
Date
01-31
1FFCh
0
FT
0
Day
01-07
1FFBh
0
10 Hours
Hours
00-23
1FFAh
0
10 Minutes
Minutes
00-59
1FF9h
ST
10 Seconds
Seconds
00-59
1FF8h
W
R
S
Calibration
Control
1FF7h
WDS
BMB4
BMB3
BMB2
BMB1
BMB0
RB1
RB0
Watchdog
1FF6h
AFE
Y
ABE
YYY
YY
Interrupts
1FF5h
RPT4
Y
Al. 10 Date
Alarm Date
01-31
1FF4h
RPT3
Y
Al. 10 Hours
Alarm Hours
00-23
1FF3h
RPT2
Alarm 10 Minutes
Alarm Minutes
00-59
1FF2h
RPT1
Alarm 10 Seconds
Alarm Seconds
00-59
1FF1h
Y
YYYYY
YY
Unused
1FF0h
WDF
AF
Z
BL
Z
Flags
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| M48T559YMH1TR | 制造商:STMICROELECTRONICS 制造商全稱:STMicroelectronics 功能描述:64 Kbit 8Kb x8 TIMEKEEPER SRAM with ADDRESS/DATA MULTIPLEXED |
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