RV5C386A-E2 Просмотр технического описания (PDF) - RICOH Co.,Ltd.

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RV5C386A-E2

I2C-Bus Real-Time Clock ICs with Voltage Monitoring Function

RICOH Co.,Ltd. 

RV5C386A

PRELIMINARY

3) The third method to reading data from the internal register is to start reading immediately after writing to

the Slave Address and R/W bit. Since the Internal Address Pointer is set to Fh by default as described

in 1), this method is only effective when reading is started from the Internal Address Fh.

Example 3 of data read (when data is read from internal addresses Fh to 3h)

R/W=1(Read)

S01100101A

Data

A

Data

A

Slave Address

← (0110010)

Reading of data from Reading of data from

the Internal Address Fh the Internal Address 0h

Data

A

Data

A

Data

/A P

Reading of data from Reading of data from Reading of data from

the Internal Address 1h the Internal Address 2h the Internal Address 3h

Master to slave

S Start Condition

A A /A Acknowledge Signal

Slave to master

P Stop Condition

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