lm75adp NXP Semiconductors, lm75adp Datasheet - Page 13

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

NXP Semiconductors
LM75A_4
Product data sheet
Fig 8. Write Tos or Thyst register (2-byte data)
Fig 9. Read Temp, Tos or Thyst register including pointer byte (2-byte data)
Fig 10. Read Temp, Tos or Thyst register with preset pointer (2-byte data)
SDA (cont)
SCL (cont)
SDA
SCL
SDA
SCL
S
S
SDA (cont.)
SDA
SCL (cont.)
SCL
START
START
1
1
1
1
1
1
2
0
2
0
2
0
device address
device address
device address
S
3
0
3
0
3
0
START
D7
4
1 A2 A1 A0 R
1
1
1
4
1 A2 A1 A0 W A
4
1 A2 A1 A0 R
acknowledge
5
D6 D5 D4 D3 D2 D1 D0 A
acknowledge
acknowledge
5
5
2
0
2
device address
6
read
write
6
6
read
3
0
3
MSByte data
device
device
device
7
7
7
4
1
4
8
8
8
A2 A1 A0
5
5
A D7 D6 D5 D4 D3 D2 D1 D0 A' D7 D6 D5 D4 D3 D2 D1 D0 NA
9
A D7 D6 D5 D4 D3 D2 D1 D0 A'
9
9
acknowledge
acknowledge
6
6
1
1
0
1
write
Rev. 04 — 10 July 2007
device
device
2
MSByte from device
7
7
2
0
2
MSByte from device
3
3
0
pointer byte
3
W
8
8
4
4
0
4
9
A
9
acknowledge
5
5
0
acknowledge
5
acknowledge
Digital temperature sensor and thermal watchdog
D7 D6 D5 D4 D3 D2 D1 D0
1
0
1
6
6
0 P1 P0 A
6
master
master
device
2
0
2
7
7
7
3
0
3
8
8
8
LSByte data
pointer byte
9
9
9
4
0
4
RS
D7 D6 D5 D4 D3 D2 D1 D0 NA
1
0
1
5
0
5
RE-START
(next)
(next)
acknowledge
acknowledge
2
LSByte from device
2
LSByte from device
6
0
6
3
3
P1 P0
device
device
7
7
4
4
acknowledged
8
8
acknowledged
5
5
master not
master not
A
A
6
9
9
6
002aad036
STOP
7
7
(next)
(next)
P
© NXP B.V. 2007. All rights reserved.
8
8
002aad038
9
LM75A
002aad037
9
STOP
STOP
P
P
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