lm75adp NXP Semiconductors, lm75adp Datasheet - Page 12

• Manufacturer Part Number: lm75adp
• Description: Digital Temperature Sensor And Thermal Watchdog
• Manufacturer: NXP Semiconductors

NXP Semiconductors
LM75A_4
Product data sheet
Fig 5. Write configuration register (1-byte data)
Fig 6. Read configuration register including pointer byte (1-byte data)
Fig 7. Read configuration register with preset pointer (1-byte data)
SDA
SCL
S
SDA (cont.)
SCL (cont.)
SDA
SCL
START
1
1
SDA
SCL
2
0
S
device address
S
3
0
START
1
1
1
1
START
4
1
1
1
A2 A1 A0 W
2
0
2
0
5
acknowledge
device address
device address
2
0
3
0
3
0
device address
6
write
device
3
0
7
4
1
4
1
4
1
8
A2 A1 A0 W
A2 A1 A0 R
5
5
A2 A1 A0 R
A
acknowledge
acknowledge
5
9
6
6
acknowledge
write
read
6
1
0
device
device
read
7
7
Rev. 04 — 10 July 2007
device
2
0
7
8
8
3
0
pointer byte
8
A
A
9
9
4
0
A
9
D7 D6 D5 D4 D3 D2 D1 D0
1
0
1
5
0
acknowledge
D7 D6 D5 D4 D3 D2 D1 D0
Digital temperature sensor and thermal watchdog
1
2
0
2
6
0
data byte from device
2
device
data byte from device
3
0
3
7
0
pointer byte
3
8
1
4
0
4
4
A
9
5
0
5
acknowledged
acknowledge
5
1
0
acknowledged
6
0
6
master not
configuration data byte
6
2
0
master not
device
7
0
7
3
0
7
8
1
8
D4 D3 D2 D1 D0 A
4
8
NA
A
9
9
5
NA
STOP
acknowledge
001aad625
9
RS
STOP
001aad626
6
P
RE-START
(next)
(next)
device
P
7
© NXP B.V. 2007. All rights reserved.
8
LM75A
9
001aad624
STOP
P
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