Datasheet
© 2011 Microchip Technology Inc. DS25095A-page 17
MCP9808
TABLE 5-1: BIT ASSIGNMENT SUMMARY FOR ALL REGISTERS
(See Section 5.3 “Summary of Power-on Default” for Power-on Defaults)
Register
Pointer
(Hex)
MSB/
LSB
Bit Assignment
76 5 43210
0x00 MSB 0 0 0 0 0 0 0 0
LSB 0 0 0 1 1 1 1 1
0x01 MSB 00 0 00 Hysteresis SHDN
LSB Crt Loc Win Loc Int Clr Alt Stat Alt Cnt Alt Sel Alt Pol Alt Mod
0x02 MSB 0 0 0 SIGN 2
7
°C 2
6
°C 2
5
°C 2
4
°C
LSB 2
3
°C 2
2
°C 2
1
°C 2
0
°C 2
-1
°C 2
-2
°C 0 0
0x03 MSB 00 0SIGN 2
7
°C 2
6
°C 2
5
°C 2
4
°C
LSB 2
3
°C 2
2
°C 2
1
°C 2
0
°C 2
-1
°C 2
-2
°C 00
0x04 MSB 0 0 0 SIGN 2
7
°C 2
6
°C 2
5
°C 2
4
°C
LSB 2
3
°C 2
2
°C 2
1
°C 2
0
°C 2
-1
°C 2
-2
°C 0 0
0x05 MSB T
A
≥ T
CRIT
T
A
> T
UPPER
T
A
< T
LOWER
SIGN 2
7
°C 2
6
°C 2
5
°C 2
4
°C
LSB 2
3
°C 2
2
°C 2
1
°C 2
0
°C 2
-1
°C 2
-2
°C 2
-
3
°C 2
-
4
°C
0x06 MSB 0 0 0 0 0 0 0 0
LSB 0 1 0 1 0 1 0 0
0x07 MSB 00 0 00100
LSB 00 0 00000
0x08 LSB 0 0 0 0 0 0 1 1