MCP9808 MICROCHIP [Microchip Technology], MCP9808 Datasheet - Page 29

• Manufacturer Part Number: MCP9808
• Manufacturer: MICROCHIP [Microchip Technology]

5.1.6
This register allows the user to change the sensor
resolution
Resolution”).
+0.0625°C. The selected resolution is also reflected in
the Capability register (see
REGISTER 5-7:
FIGURE 5-8:
Section 4.0 “Serial
© 2011 Microchip Technology Inc.
bit 7
Legend:
R = Readable bit
-n = Value at POR
bit 7-2
bit 1-0
SCL
SDA
U-0
—
RESOLUTION REGISTER
(see
S
Unimplemented: Read as ‘0’
Resolution bits
00 = +0.5°C (t
01 = +0.25°C (t
10 = +0.125°C (t
11 = +0.0625°C (power-up default, t
The
1
0
U-0
Section 5.2.4
—
2
0
RESOLUTION REGISTER (→ ADDRESS ‘0000 1000’b)
Timing Diagram for Changing T
Communication”).
POR
Address Byte
3
1
Register
4
1
default
W = Writable bit
‘1’ = Bit is set
5
A
2
CONV
CONV
CONV
A
6
1
U-0
5-2).
—
= 30 ms typical)
7
A
0
= 65 ms typical)
“Temperature
resolution
= 130 ms typical)
MCP9808
W
8
A
C
K
1
0
U-0
Resolution Pointer
—
2
0
is
CONV
3
0
A
4
0
Resolution to +0.0625°C <0000 0011>b (see
U = Unimplemented bit, read as ‘0’
‘0’ = Bit is cleared
= 250 ms typical)
5
1
U-0
—
6
0
7
0
MCP9808
8
0
A
C
K
1
0
U-0
—
2
0
3
0
Data
4
0
x = Bit is unknown
5
0
R/W-1
MCP9808
6
0
7
Resolution
1
MCP9808
DS25095A-page 29
8
1
A
C
K
R/W-1
P
bit 0