參數(shù)資料
型號(hào): S-3531AECA-TB-01
元件分類(lèi): 時(shí)鐘/數(shù)據(jù)恢復(fù)及定時(shí)提取
英文描述: REAL TIME CLOCK, UUC8
封裝: DIE-8
文件頁(yè)數(shù): 10/29頁(yè)
文件大?。?/td> 236K
代理商: S-3531AECA-TB-01
REAL-TIME CLOCK
S-3531A
Seiko Instruments Inc.
17
7.
Example of software treatment
(1) Initialization flow at power-on
NO
YES
START
END
POWER=1
(*1)
If S-3531 is back-up and power is turned on only
on the CPU side, the reset command does not
need transferring.
(*2)
If conditions are no good (e.g., noise) and
probable changes in commands occurs via serial
communications, it is recommended to make
sure the TEST flag.
(*3)
The test ending command may be used
alternately
Power on
Reset command
transfer
NO
YES
TEST=1
Reset command
transfer
Status register setting
command transfer
Real-time data setting
command transfer
INT1 register setting
command transfer
(*1)
(*2)
(*3)
Figure 17 Initialization flow
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