MCP9800 View Datasheet(PDF) - Microchip Technology
Part Name
Description
Manufacturer
MCP9800 Datasheet PDF : 42 Pages
| |||
MCP9800/1/2/3
• Writing to the THYST Register to set the temperature hysteresis to 95°C <0101 1111 0000 0000>b.
1 2 34 56 78
12345678
SCL
SDA
S
1
0
0
1
A
2
A
1
A
0
W
A
C
K
0
0
0
0
0
0
1
0
A
C
K
Address Byte
THYST Pointer
PIC18FXXX
PIC18FXXX
12345678
12345678
A
A
0
1
0
11
1
11
C
K
0
0
0
00
0
00C
K
P
MSB Data
LSB Data
PIC18FXXX
PIC18FXX
• Reading the THYST Register.
SCL
1 2 34 5678
1 23 4 567 8
Note:
SDA
S1
0
0
1
A
2
A
1
A
0
W
A
C
K
0
0
0
0
0
0
1
0
A
C
K
Address Byte
THYST Pointer
PIC18FXXX
PIC18FXXX
It is not necessary to
select the Register
Pointer if it was set
from the previous read/
write
(see Section 4.1.1).
SCL
SDA
1 2 34 5678
12345678
12345678
S1
0
0
1
A
2
A
1
A
0
A
R
C
K
0
1
0
1
1
1
1
1
A
C
K
0
0
0
0
0
0
0
N
0AP
K
Address Byte
MSB Data
PIC18FXXX
Master
LSB Data
Master
FIGURE 5-5:
Timing Diagram for Writing and Reading from the Temperature Hysteresis Register
(See Section 5.3.3 “Temperature Hysteresis Register (THYST)”).
2010 Microchip Technology Inc.
DS21909D-page 21
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