M41T80M Просмотр технического описания (PDF) - STMicroelectronics

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M41T80M

Serial access real-time clock with alarm

STMicroelectronics 

M41T80

Figure 7. Slave address location

R/W

START

SLAVE ADDRESS

A

Operation

11 0100 0

Figure 8. READ mode sequence

BUS ACTIVITY:

MASTER

SDA LINE

S

WORD

ADDRESS (An)

S

BUS ACTIVITY:

SLAVE

ADDRESS

SLAVE

ADDRESS

DATA n

AI00602

DATA n+1

DATA n+X P

Figure 9. Alternative READ mode sequence

BUS ACTIVITY:

MASTER

SDA LINE

S

BUS ACTIVITY:

SLAVE

ADDRESS

DATA n

DATA n+1

AI00899

DATA n+X P

AI00895

Doc ID 9074 Rev 5

11/27

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