f75386 Feature Integration Technology Inc., f75386 Datasheet - Page 8

• Manufacturer Part Number: f75386
• Description: Dual ?1o C Accuracy Temperature Sensor Ic With Fan Speed Control
• Manufacturer: Feature Integration Technology Inc.

F75386
(d) Alert Response Address
(c) Serial bus read from a register with the internal address register prefer to desired location
SCL
SDA
(a) SMBus write to internal address register followed by the data byte
(b) Serial bus write to internal address register only
SCL
SDA
SCL
SDA
SCL
SDA
Start By
Master
Start By
Master
Start By
Master
Start By
Master
0
1
0
1
0
0
Figure 2. Serial Bus Write to Internal Address Register Only
0
1
0
Figure 1. Serial Bus Write to Internal Address Register followed by the Data Byte
0
0
0
Serial Bus Address Byte
Figure 3. Serial Bus Read from Internal Address Register
Figure 4. Alert Response Address
0
Serial Bus Address Byte
Serial Bus Address Byte
Alert Response Address
0
0
0
Frame 1
1
SCL
SDA (Continued)
Frame 1
Frame 1
Frame 1
1
1
1
(Continued)
1
1
1
1
0
0
0
0
0
0
0
0
R/W
0
7
R/W
R/W
R/W
7
0
7
0
0
D7
7
Ack
386
by
8
-4-
Ack
Ack
386
386
Ack
386
by
by
8
8
by
D6
8
0
D7
0
D7
0
0
0
D7
D5
D6
Internal Index Register Byte
D6
1
D6
D4
Internal Index Register Byte
D5
Internal Index Register Byte
D5
0
D5
D3
Frame 2
Data Byte
Frame 3
D4
Frame 2
Frame 2
Device Address
D4
0
D4
D2
Frame 2
D3
D3
1
D3
D1
D2
D2
1
D2
7
D0
D1
D1
0
D1
8
7
D0
7
D0
7
0
7
D0
Master
Stop
Ack
386
by
by
8
Master
Master
8
Ack
8
Ack
Ack
386
8
by
by
by
Stop by
Master
Stop by
Master
Stop by
Master
F75386
July,
V0.27P
2007