MSM6782-01 Просмотр технического описания (PDF) - Oki Electric Industry

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MSM6782-01

Real time clock

Oki Electric Industry 

¡ Semiconductor

MSM6782-01

Power Supply

Start

Power ON

TEST ¨ 0

24/12 ¨ *1

STOP ¨ 1

REST ¨ 1

• When the power is turned ON, all registers

and the STD.P output are undefined.

*1 = "0" OR "1"

Write data into registers S1 - W

TEST ¨ 0

24/12 ¨ *1

STOP ¨ 0

REST ¨ 0

30-sec.ADJ ¨ 0

IRQ-F ¨ 0

CAL/HW ¨ *2

HOLD ¨ 0

*2 = "0" OR "1"

Clock starts

Reading of registers S1 ~ W

Reading data from

registers S1 - W

N

fr = 0

Y

Note 1)

Note 2)

Data in registers CD, CE, CF, or registers S1 to W which are used as RAM can be read

out without using fr.

Checking fr is complete by checking only the last digit of fr which has been read out.

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