參數(shù)資料
型號(hào)： R2061K
英文描述： real-time clock ICs
中文描述： 實(shí)時(shí)時(shí)鐘IC
文件頁(yè)數(shù)： 25/48頁(yè)
文件大?。?/td> 322K
代理商： R2061K
R2061 Series
12345
Rev.1.00 - 25 -
0Ch
Data
Data
Bad Example (1)
(Where the CE pin is once driven low in the process of reading time data)
Less than 62
μ
s
F0h
CE
Time span of less than 31
μ
s
Writing to
Address 0h
(sec.)
0Ch
CE
Bad Example (3)
(Where a time span of less than 62
μ
s is left between the adjacent processes of reading time data)
Good Example
DATA
F4h
DATA
DATA
CE
Address Pointer
= 1h
Transfer Format
Register = 4h
Time span of 31
μ
s or more
Reading from
Address 1h
(min.)
DATA
0Ch
Data
Data
31
μ
s or more
Reading from
Address 1h
(min.)
Data
14h
31
μ
s or more
CE
Data transfer from RTCs
0Ch
Data
Data transfer from the host
Bad Example (2)
(Where a time span of less than 31
μ
s is left until the start of the process of writing time data)
Any address other than addresses 0h to 6h
permits of immediate reading or writing wthout
requiring a time span of 31
μ
s.
SIO
SIO
SIO
SIO
Data
Data
Data
Data
Reading from
Address Fh
(control2)
Reading from
Address 0h
(sec.)
Reading from
Address 2h
(hr.)
Address Pointer
= Fh
Transfer Format
Register = 4h
Address Pointer
= Fh
Transfer Format
Register = 0h
Reading from
Address 0h
(sec.)
Reading from
Address 2h
(hr.)
Address Pointer
= 0h
Transfer Format
Register = Ch
Writing to
Address 1h
(min.)
Writing to
Address 2h
(hr.)
Writing to
Address Fh
(contorl2)
Address Pointer
= 0h
Transfer Format
Register = Ch
Reading from
Address 0h
(sec.)
Reading from
Address 0h
(sec.)
Address Pointer
= 0h
Transfer Format
Register = Ch
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參數(shù)描述
R2061K01-E2 制造商:RICOH 制造商全稱(chēng):RICOH electronics devices division 功能描述:wire interface Real-Time Clock ICs with Battery Backup switch-over Function
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R2061S02-E2 制造商:RICOH 制造商全稱(chēng):RICOH electronics devices division 功能描述:wire interface Real-Time Clock ICs with Battery Backup switch-over Function
R2062 制造商:RICOH 制造商全稱(chēng):RICOH electronics devices division 功能描述:3 wire interface Real-Time Clock ICs with Battery Backup switch-over Function
R2062K01-E2 制造商:RICOH 制造商全稱(chēng):RICOH electronics devices division 功能描述:3 wire interface Real-Time Clock ICs with Battery Backup switch-over Function
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