1°C Temperature Sensor with Beta Compensation
Datasheet
Table 6.1 Register Set in Hexadecimal Order (continued)
REGISTER
ADDRESS
DEFAULT
VALUE
R/W
REGISTER NAME
FUNCTION
PAGE
Stores the 8-bit high limit for the
Internal Diode (mirrored at address
05h)
Internal Diode High
Limit
55h
(85°C)
0Bh
0Ch
0Dh
0Eh
R/W
Stores the 8-bit low limit for the
Internal Diode (mirrored at address
06h)
Internal Diode Low
Limit
00h
(0°C)
R/W
R/W
R/W
Page 31
Stores the integer portion of the
high limit for External Diode 1
(mirrored at register 07h)
External Diode 1
High Limit High Byte
55h
(85°C)
Stores the integer portion of the
low limit for External Diode 1
(mirrored at register 08h)
External Diode 1 Low
Limit High Byte
00h
(0°C)
A write to this register initiates a
one shot update.
0Fh
10h
11h
12h
13h
14h
15h
16h
17h
18h
19h
1Ah
W
One shot
00h
00h
00h
00h
00h
00h
Page 33
Page 28
Page 33
Page 33
External Diode 1
Data Low Byte
Stores the fractional data for
External Diode 1
R
Scratchpad register for software
compatibility
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
Scratchpad
Scratchpad
Scratchpad register for software
compatibility
External Diode 1
High Limit Low Byte
Stores the fractional portion of the
high limit for External Diode 1
Page 31
Page 31
Page 31
External Diode 1 Low
Limit Low Byte
Stores the fractional portion of the
low limit for External Diode 1
External Diode 2
High Limit High Byte
Stores the integer portion of the
high limit for External Diode 2
55h
(85°C)
External DIode 2 Low
Limit High Byte
Stores the integer portion of the
low limit for External Diode 2
00h
(0°C)
External Diode 2
High Limit Low Byte
Stores the fractional portion of the
high limit External Diode 2
00h
00h
External Diode 2 Low
Limit Low Byte
Stores the fractional portion of the
low limit for External Diode 2
External Diode 1
THERM Limit
Stores the 8-bit critical temperature
limit for External Diode 1
55h
(85°C)
Page 33
Page 33
External Diode 2
THERM Limit
Stores the 8-bit critical temperature
limit for External Diode 2
55h
(85°C)
Stores status bits indicating which
external diode detected a diode
fault
1Bh
1Fh
R-C
R/W
External Diode Fault
00h
00h
Page 34
Page 34
Channel Mask
Register
Controls the masking of individual
channels
Revision 1.16 (03-15-07)
SMSC EMC1403/EMC1404
DATA2S6HEET
SMSC [ SMSC CORPORATION ]
