f75385 Feature Integration Technology Inc., f75385 Datasheet - Page 7

• Manufacturer Part Number: f75385
• Description: ?1o C Accuracy Temperature Sensor Ic Datasheet
• Manufacturer: Feature Integration Technology Inc.

6.4 Temperature Monitoring
The F75385 monitors a local and a remote temperature sensor. Both can be measured from 0°C to 145°C.
The temperature format is as the following table:
(b)
(d) Alert Response Address
SCL
SDA
SCL
SDA
SCL
SDA
(c) Serial bus read from a register with the internal address register prefer to desired location
Temperature ( High Byte )
Serial bus write to internal address register only
Start By
Master
Start By
Master
Start By
Master
25°C
50°C
75°C
90°C
0
1
0°C
1°C
0
1
0
0
Figure 2. Serial Bus Write to Internal Address Register Only
0
0
0
Figure 3. Serial Bus Read from Internal Address Register
Figure 4. Alert Response Address
Serial Bus Address Byte
Serial Bus Address Byte
Alert Response Address
0
0
0
Frame 1
Frame 1
Frame 1
1
1
1
1
Digital Output
1
1
0000 0000
0000 0001
0001 1001
0011 0010
0100 1011
0101 1010
0
0
0
0
0
0
R/W
R/W
R/W
0
7
7
0
7
0
-4-
Ack
382
by
8
Ack
Ack
382
382
Temperature ( Low Byte )
by
by
8
8
0
D7
0
D7
0
0
0.125°C
0.250°C
0.375°C
0.500°C
0.625°C
D6
D6
1
0°C
Internal Index Register Byte
Internal Index Register Byte
D5
D5
0
Frame 2
Frame 2
Device Address
D4
D4
0
Frame 2
D3
D3
1
D2
D2
1
Digital Output
000 0 0000
001 0 0000
010 0 0000
011 0 0000
100 0 0000
101 0 0000
D1
D1
0
7
D0
7
D0
7
0
Ack
382
by
Master
Master
8
8
Ack
8
Ack
by
by
Stop by
Master
Stop by
Stop by
Master
Master
July 2006
V0.21P