參數(shù)資料
型號： MSM62X42BGS-1K-S
廠商： OKI ELECTRIC INDUSTRY CO LTD
元件分類： 時鐘/數(shù)據(jù)恢復(fù)及定時提取
英文描述： REAL TIME CLOCK, PDSO24
封裝： PLASTIC, SOP-24
文件頁數(shù)： 13/27頁
文件大?。?/td> 204K
代理商： MSM62X42BGS-1K-S
Semiconductor
MSM62X42B
60
NO
YES
NO
YES
START
30-SECOND ADJ BIT
¨ 1
READ 30-SECOND ADJ BIT
30-SECOND ADJ BIT=0?
END
(A)
START
120s PASS ?
END
(B)
The reading from or writing into all
bits of registers CD and CP can carry
out without any relation to HOLD
bit.
30-SECOND ADJ BIT
¨ 1
Writing 30-Second ADJ bit (Two Ways A, B)
NO
YES
IRQ FLAG=1
TIME DATA READ
IRQ FLAG
¨ 0
t1 ¨
ITRPT/STND
¨
MASK
¨
t0 ¨
*1
*2
1
0
Initial setting only in power On
*1 and *2 represent the minimum required time unit.
For example
The other IC causes the interruption.
The interruption is caused by this IC due to
the occurrence of a carry
The IRQ FLAG is cleared to read the next
time data.
END
WAIT t
REGISTER CD READ
CPU senses the
interruption.
t1 =0 and t0 =1 when required to a unit of second
t1 =1 and t0 = 0 when required to a unit of minute
t1 =1 and t0 =1 when required to a unit of hour
Reading mehtod 3 in the cass of not using HOLD bit
t : 12 hour mode 35s
24 hour mode 3s
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