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參數(shù)資料
| 型號： | R2051K |
| 英文描述： | real-time clock ICs |
| 中文描述： | 實時時鐘IC |
| 文件頁數(shù)： | 27/53頁 |
| 文件大?。?/td> | 343K |
| 代理商： | R2051K |
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R2051 Series
12345
Rev.1.04 - 27 -
The second method to reading data from the internal register is to start reading immediately after writing to the
Internal Address Pointer and the Transmission Format Register. Although this method is not based on I
2
C-Bus
standard in a strict sense it still effective to shorten read time to ease load to the master. Set 4h to the
transmission format register when this method used.
Example 2 of data read (when data is read from internal addresses Eh to 1h)
1
S
A
A
Data
/A P
Master to slave
Slave to Master
S
Start Condition
A
A
/A
Acknowledge Signal
Address
Pointer
←
Eh
0 1
1
0 0
0
1
Transmission
Format
Register
←
4h
1
0
A
Slave Address
←
(0110010)
1
0
0 0
0
1
A
Data
A
Data
Reading of data from
the internal address Eh
R/W=0(Write)
P
Stop Condition
Data
Reading of data from
the internal address Fh
Reading of data from
the internal address 0h
Reading of data from
the internal address 1h
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相關(guān)代理商/技術(shù)參數(shù) |
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|---|---|
| R2051K01-E2 | 制造商:RICOH 制造商全稱:RICOH electronics devices division 功能描述:2 wire interface Real-Time Clock ICs with Battery Backup switch-over Function |
| R2051K02-E2 | 制造商:RICOH 制造商全稱:RICOH electronics devices division 功能描述:2 wire interface Real-Time Clock ICs with Battery Backup switch-over Function |
| R2051S01-E2 | 制造商:RICOH 制造商全稱:RICOH electronics devices division 功能描述:2 wire interface Real-Time Clock ICs with Battery Backup switch-over Function |
| R2051S02-E2 | 制造商:RICOH 制造商全稱:RICOH electronics devices division 功能描述:2 wire interface Real-Time Clock ICs with Battery Backup switch-over Function |
| R2051S03-E2 | 制造商:RICOH 制造商全稱:RICOH electronics devices division 功能描述:2 wire interface Real-Time Clock ICs with Battery Backup switch-over Function |
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