MCP9800A0-M/MS MICROCHIP [Microchip Technology], MCP9800A0-M/MS Datasheet - Page 21

• Manufacturer Part Number: MCP9800A0-M/MS
• Description: 2-Wire High-Accuracy Temperature Sensor
• Manufacturer: MICROCHIP [Microchip Technology]

FIGURE 5-5:
(See
 2010 Microchip Technology Inc.
SDA
SCL
• Writing to the T
• Reading the T
Section 5.3.3 “Temperature Hysteresis Register (T
SDA
SCL
SDA
SCL
S
1
1
S
2
0
S
1
1
HYST
HYST
Address Byte
Timing Diagram for Writing and Reading from the Temperature Hysteresis Register
3
0
1
1
2
0
4
Address Byte
1
2
0
Register to set the temperature hysteresis to 95°C
Register.
3
0
Address Byte
5
A
2
3
0
4
1
A
6
1
4
1
A
5
2
7
A
0
A
5
2
6
A
1
PIC18FXXX
W
8
6
A
1
0
1
A
7
0
PIC18FXXX
A
C
K
A
7
0
1
2
8
R
PIC18FXXX
W
1
0
8
3
0
MSB Data
A
C
K
2
0
A
C
K
4
1
1
0
T
HYST
3
0
1
0
1
5
2
1
4
0
2
0
6
1
3
0
MSB Data
T
Pointer
HYST
5
0
3
0
7
1
4
1
PIC18FXXX
6
0
4
0
8
1
1
5
Pointer
HYST
7
1
5
0
A
C
K
6
1
PIC18FXXX
8
0
6
0
1
0
7
1
)”).
A
C
K
7
1
2
0
8
1
Master
PIC18FXXX
0
8
3
0
A
C
K
LSB Data
<
MCP9800/1/2/3
A
C
K
0101 1111 0000 0000
4
0
1
0
Note:
5
0
2
0
6
0
3
0
LSB Data
7
0
4
0
It is not necessary to
select
Pointer if it was set
from the previous read/
write
(see Section 4.1.1).
PIC18FXX
8
0
5
0
A
C
K
6
0
P
DS21909C-page 21
the
7
0
8
0
Master
>b
Register
N
A
K
.
P