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| STC3105IQT Datasheet, PDF (15/23 Pages) STMicroelectronics – Battery monitor IC with alarm output for gas gauge applications | |||
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STC3105
I2C interface
Figure 8. Read operation
-ASTER
3LAVE
3TART $EVICE ADDR 7 ! 2EG ADDRESS ! 2ESTART $EVICE ADDR 2 ! 2EG DATA ! 2EG DATA ! 2EG DATA !
BITS
BITS
BITS
BITS
BITS
BITS
3TART BIT 3$! FALLING WHEN 3#,
3TOP BIT 3$! RISING WHEN 3#,
2ESTART BIT START AFTER A START
!CKNOWLEDGE 3$! FORCED LOW DURING A 3#, CLOCK
!DDRESS
N
!DDRESS
N
3TOP
'!0-3-$
Figure 9. Write operation
3TART $EVICE ADDR 7 ! 2EG ADDRESS ! 2EG DATA ! 2EG DATA ! 2EG DATA ! 3TOP
BITS
BITS
BITS
BITS
BITS
3TART BIT 3$! FALLING WHEN 3#,
3TOP BIT 3$! RISING WHEN 3#,
2ESTART BIT START AFTER A START
!DDRESS
N
!DDRESS
N
'!0-3-$
Doc ID 022198 Rev 1
15/23
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