Datasheet

Frame1Two-WireSlaveAddressByte
Frame2PointerRegisterByte
Frame4DataByte2
1
StartBy
Master
ACKBy
ADS1013/4/5
ACKBy
ADS1013/4/5
ACKBy
ADS1013/4/5
StopBy
Master
1 9 1
1
D7 D6 D5 D4 D3 D2 D1 D0
9
Frame3DataByte1
ACKBy
ADS1013/4/5
1
D15
SDA
(Continued)
SCL
(Continued)
D14 D13 D12 D11 D10 D9 D8
9
9
SDA
SCL
0 0 1 0
A1
(1)
A0
(1)
R/W
0 0 0 0 0 0 P1 P0 ¼
¼
Frame1SMBusALERTResponseAddressByte Frame2SlaveAddressFromADS1015
StartBy
Master
ACKBy
ADS1013/4/5
From
ADS1013/4/5
NACKBy
Master
StopBy
Master
1 9 1
9
SDA
SCL
ALERT
0 0 0 1 1 0 0 R/W
1 0 0 1 A1 A0 Status
ADS1013
ADS1014
ADS1015
www.ti.com SBAS473C –MAY 2009–REVISED OCTOBER 2009
(1) The values of A0 and A1 are determined by the ADDR pin.
Figure 17. Two-Wire Timing Diagram for Write Word Format
(1) The values of A0 and A1 are determined by the ADDR pin.
Figure 18. Timing Diagram for SMBus ALERT Response
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