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参数资料
| 型号： | M48T212A-85MH6 |
| 厂商： | STMICROELECTRONICS |
| 元件分类： | 时钟/数据恢复及定时提取 |
| 英文描述： | 0 TIMER(S), REAL TIME CLOCK, PDSO44 |
| 封装： | HATLESS, PLASTIC, SOIC-44 |
| 文件页数： | 11/30页 |
| 文件大小： | 155K |
| 代理商： | M48T212A-85MH6 |
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M48T212A
Table 13. TIMEKEEPER 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’
BL = Battery Low Flag (Read only)
BMB0-BMB4 = Watchdog Multiplier Bits
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 Bit s
WDF = Watchdog Flag (Read only)
AF = Alarm Flag (Read only)
Y = ’1’ or ’0’ (Read only)
Address
Function/Range
BCD Format
D7
D6
D5
D4
D3
D2
D1
D0
Fh
10 Years
Year
00-99
Eh
0
10M
Month
01-12
Dh
0
10 Date
Date: Day of Month
Date
01-31
Ch
0
FT
0
Day of Week
Day
01-7
Bh
0
10 Hours
Hours (24 Hour Format)
Hours
00-23
Ah
0
10 Minutes
Minutes
Min
00-59
9h
ST
10 Seconds
Seconds
Sec
00-59
8h
W
R
S
Calibration
Control
7h
WDS
BMB4
BMB3
BMB2
BMB1
BMB0
RB1
RB0
Watchdog
6h
AFE
0
ABE
Al 10M
Alarm Month
A Month
01-12
5h
RPT4
RPT5
AI 10 Date
Alarm Date
A Date
01-31
4h
RPT3
0
AI 10 Hour
Alarm Hour
A Hour
00-23
3h
RPT2
Alarm 10 Minutes
Alarm Minutes
A Min
00-59
2h
RPT1
Alarm 10 Seconds
Alarm Seconds
A Sec
00-59
1h
1000 Year
100 Year
Century
00-99
0h
WDF
AF
Y
BL
Y
Flag
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| M48T212V-85MH1F | REAL TIME CLOCK, PDSO44 |
| M48T212V-85MH1E | REAL TIME CLOCK, PDSO44 |
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相关代理商/技术参数 |
参数描述 |
|---|---|
| M48T212A-85MH6TR | 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:3.3V TIMEKEEPER CONTROLLER |
| M48T212AMH | 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:3.3V TIMEKEEPER CONTROLLER |
| M48T212V | 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:3.3V TIMEKEEPER supervisor |
| M48T212V_07 | 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:3.3V TIMEKEEPER supervisor |
| M48T212V-70MH1 | 制造商:STMICROELECTRONICS 制造商全称:STMicroelectronics 功能描述:5V/3.3V TIMEKEEPER[ CONTROLLER |
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