SE97 NXP [NXP Semiconductors], SE97 Datasheet - Page 15

• Manufacturer Part Number: SE97
• Description: DDR memory module temp sensor with integrated SPD, 3.3 V
• Manufacturer: NXP [NXP Semiconductors]

NXP Semiconductors
SE97_5
Product data sheet
Fig 12. SMBus/I
SDA
SDA
SCL
SCL
START
by host
S
A = ACK = Acknowledge bit. A = NACK = No Acknowledge bit. W = Write bit = 0. R = Read bit = 1.
D15
A6
1
1
2
D14
A5
C-bus word read from register with a pre-set pointer
2
2
returned most significant byte data
device address and read
D13
A4
3
3
D12
A3
4
4
D11
A2
5
5
D10
A1
6
6
D9
A0
7
7
Rev. 05 — 6 August 2009
DDR memory module temp sensor with integrated SPD, 3.3 V
D8
R
8
8
by device
by host
ACK
ACK
A
9
A
9
(cont.)
(cont.)
D7
1
D6
2
returned least significant byte data
D5
3
D4
4
D3
5
D2
6
D1
7
© NXP B.V. 2009. All rights reserved.
D0
8
by host
NACK
A
9
SE97
002aac687
STOP
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