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參數(shù)資料
| 型號： | RS5C372B |
| 廠商： | RICOH COMPANY LTD |
| 元件分類： | XO, clock |
| 英文描述： | I2C-bus Serial Interface Real Time Clock (8pin SSOP) |
| 中文描述： | REAL TIME CLOCK, PDSO8 |
| 封裝： | SSOP-8 |
| 文件頁數(shù)： | 14/39頁 |
| 文件大?。?/td> | 474K |
| 代理商： | RS5C372B |
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RS5C372B
- 14 -
Minute digits: Range from 00 to 59 and carried to hour digits when incremented from 59 to 00.
Hour digits: See descriptions on the 12/24 bit (Section 2.2.1).
Carried to day and day-of-the-week digits when incremented from 11 p.m. to 12 a.m. or 23 to 00.
Any registered imaginary time should be replaced with correct time as carrying to such
registered imaginary time digits from lower-order ones cause the clock counter malfunction.
2.4. Day of the Week Counter (Internal address at 3h)
D7
D6
D5
D4
D3
D2
D1
D0
-
-
-
-
-
W4
W2
W1
(for write operation)
0
0
0
0
0
0
0
0
0
0
W4
unde-
fined
W2
unde-
fined
W1
unde-
fined
(for read operation)
Default(*)
*)The default means read values when XSTP=”1” by after initial power-on or supply voltage drop,etc.
Day-of-the-week digits are incremented by 1 when carried to 1-day digits.
Day-of-the-week digits display (incremented in septimal notation):
(W4W2W1)=(000)
→
(001)
→→
(110)
→
(000)
The relation between days of the week and day-of-the-week digits is user changeable
(e.g. Sunday=0,0,0).
The (W4, W2, W1) should not be set to (1, 1, 1).
2.5. Calendar Counter (Internal address at 4-6h)
2.5.1. Day Digit Register (Internal address at 4h)
D7
D6
D5
D4
D3
D2
D1
D0
-
-
D20
D10
D8
D4
D2
D1
(for write operation)
0
0
0
0
D20
unde-
fined
D10
unde-
fined
D8
D4
D2
D1
unde-
fined
(for read operation)
unde-
fined
unde-
fined
unde-
fined
Default(*)
2.5.2. Month Digit Register (Internal address at 5h)
D7
D6
D5
D4
D3
D2
D1
D0
-
-
-
MO10
MO8
MO4
MO2
MO1
(for write operation)
0
0
0
0
0
0
MO10
unde-
fined
MO8
unde-
fined
MO4
unde-
fined
MO2
unde-
fined
MO1
unde-
fined
(for read operation)
Default(*)
2.5.3. Year Digit Register (Internal address at 6h)
D7
D6
D5
D4
D3
D2
D1
D0
Y80
Y40
Y20
Y10
Y8
Y4
Y2
Y1
(for write operation)
Y80
unde-
fined
Y40
unde-
fined
Y20
unde-
fined
Y10
unde-
fined
Y8
Y4
Y2
Y1
(for read operation)
unde-
fined
unde-
fined
unde-
fined
unde-
fined
Default(*)
*)The default means read values when XSTP=“1” by after initial power-on or supply voltage drop,etc.
The automatic calendar function provides the following calendar digit displays in BCD code.
Day digits:
Range from 1 to 31 (for January, March, May, July, August, October, and December).
Range from 1 to 30 (for April, June, September, and November).
Range from 1 to 29 (for February in leap years).
Range from 1 to 28 (for February in ordinary years).
Carried to month digits when cycled to 1.
Month digits: Range from 1 to 12 and carried to year digits when cycled to 1.
Year digits: Range from 00 to 99 and 00, 04, 08,..., 92, and 96 are counted as leap years.
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相關(guān)代理商/技術(shù)參數(shù) |
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|---|---|
| RS5C372B-E1 | 制造商:RICOH 制造商全稱:RICOH electronics devices division 功能描述:I2C-bus Serial Interface Real Time Clock (8pin SSOP) |
| RS5C372B-E2 | 制造商:RICOH 制造商全稱:RICOH electronics devices division 功能描述:I2C-bus Serial Interface Real Time Clock (8pin SSOP) |
| RS5C373A | 制造商:未知廠家 制造商全稱:未知廠家 功能描述:Real-Time Clock |
| RS5C4FC | 制造商:Dialight 功能描述: |
| RS5C4F-C | 制造商:DIALIGHT 制造商全稱:Dialight Corporation 功能描述:StreetSense? RS Series LED Roadway Sign Light |
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