1°C Multiple Temperature Sensor with Beta Compensation and Hottest of Thermal Zones
Datasheet
Table 5.1 Register Set in Hexadecimal Order (continued)
REGISTER
ADDRESS
DEFAULT
VALUE
R/W
REGISTER NAME
FUNCTION
PAGE
0Eh
R/W
External Diode1 Low
Limit High Byte
Stores the integer portion of the
low limit for the External Diode 1
(mirrored at register 08h)
00h
(0°C)
Page 25
0Fh
10h
13h
14h
15h
16h
17h
18h
1Bh
W
One shot
A write to this register initiates a
one shot update.
00h
00h
00h
00h
Page 27
Page 22
Page 25
Page 25
Page 25
Page 25
Page 25
Page 25
Page 28
R
External Diode 1
Data Low Byte
Stores the fractional data for the
External Diode 1
R/W
R/W
R/W
R/W
R/W
R/W
R-C
External Diode 1
High Limit Low Byte
Stores the fractional portion of the
high limit for the External Diode 1
External Diode 1 Low
Limit Low Byte
Stores the fractional portion of the
low limit for the 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
00h
External Diode 2 Low
Limit Low Byte
Stores the fractional portion of the
low limit for External Diode 2
External Diode Fault
Stores status bits indicating which
external diode detected a diode
fault
22h
R/W
Consecutive ALERT
Controls the number of out-of-limit
conditions that must occur before
the status bit is asserted
70h
Page 28
23h
24h
25h
R
R
External Diode 2
Data High Byte
Stores the integer data for External
Diode 2
00h
00h
08h
Page 22
Page 22
Page 29
External Diode 2
Data Low Byte
Stores the fractional data for
External Diode 2
R/W
External Diode 1
Beta Configuration
Stores the Beta Compensation
circuitry settings for External Diode
1
26h
R/W
External Diode 2
Beta Configuration
Stores the Beta Compensation
circuitry settings for External Diode
2
08h
Page 29
29h
2Ah
2Bh
2Ch
R
R
Internal Diode Data
Low Byte
Stores the fractional data for the
Internal Diode
00h
00h
00h
Page 22
Page 22
Page 22
Page 25
External Diode 3
High Byte
Stores the integer data for External
Diode 3
R
External Diode 3 Low
Byte
Stores the fractional data for
External Diode 3
R/W
External Diode 3
High Limit High Byte
Stores the integer portion of the
high limit for External Diode 3
55h
(85°C)
SMSC EMC1046/EMC1047
Revision 0.69 (06-29-09)
DATA1S9HEET
SMSC [ SMSC CORPORATION ]
