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MCP9844 数据表(PDF) 21 Page - Microchip Technology

部件名 MCP9844
功能描述  짹1째C Accurate, 1.8V Digital Temperature Sensor
PDF  44 Pages
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制造商  MICROCHIP [Microchip Technology]
网页  http://www.microchip.com
标志 MICROCHIP - Microchip Technology

MCP9844 数据表(HTML) 21 Page - Microchip Technology

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 2013 Microchip Technology Inc.
DS20005192A-page 21
MCP9844
FIGURE 5-5:
Timing Diagram for Writing and Reading from the TUPPER Register (See Section 4.0
“Serial Communication”).
SDA
A
C
K
00
1
1
A
TUPPER Pointer
00
0
0
A
C
K
S
2
A
1
A
0
12
3
4
567
8
1
2
345
6
7
8
SCL
0
Address Byte
A
C
K
0
011
A
MSB Data
A
C
K
N
A
K
S
P
2
A
1
A
0
123
45
6
7
8
1
2
345
6
7
8
12
3
4
567
8
Address Byte
LSB Data
R
MCP9844
MCP9844
MCP9844
Master
Master
W
SDA
SCL
01
0
00
0
0
0
10
1
1
0
1
0
0
00
0
• Reading from the TUPPER Register.
Writing 90°C to the TUPPER Register <0000 0101 1010 0000>b.
SDA
A
C
K
00
1
1
A
00
0
0
A
C
K
S
2
A
1
A
0
123
4
5
6
7
8
1
2
345
6
7
8
SCL
0
Address Byte
W
MCP9844
MCP9844
MSB Data
A
C
K
A
C
K
P
1
2
345
6
7
8
12
3
4
5
67
8
LSB Data
TUPPER Pointer
MCP9844
MCP9844
01
0
00
0
0
0
10
1
1
0
1
0
0
00
0
Note:
It is not necessary to
select
the
register
pointer if it was set from
the previous read/write.



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