EMC1187 Datasheet, PDF (25/47 Pages) SMSC Corporation – Triple Channel 1°C Temperature Sensor with Hardware

Triple Channel 1°C Temperature Sensor with Hardware Thermal Shutdown and 1.8V SMBus Communications
Datasheet
Chapter 6 Register Description
The registers shown in Table 6.1 are accessible through the SMBus. An entry of ‘-’ indicates that the
bit is not used and will always read ‘0’.
Table 6.1 Register Set in Hexadecimal Order
REGISTER
ADDRESS R/W
REGISTER NAME
FUNCTION
DEFAULT
VALUE
PAGE
00h
R
Internal Diode Data
High Byte
Stores the integer data for the
Internal Diode
00h
Page 28
01h
R
External Diode Data Stores the integer data for External
High Byte
Diode
00h
02h
R
Status
Stores the status bits for the
Internal Diode and External Diode
00h
Page 28
Controls the general operation of
03h
R/W
Configuration
the device (mirrored at address
09h)
Page 29
04h
R/W
Conversion Rate
Controls the conversion rate for
updating temperature data
(mirrored at address 0Ah)
06h
(4/sec)
Page 30
05h
R/W
Internal Diode High
Limit
Stores the 8-bit high limit for the
Internal Diode (mirrored at address
0Bh)
55h
(85°C)
06h
R/W
Internal Diode Low
Limit
Stores the 8-bit low limit for the
Internal Diode (mirrored at address
0Ch)
00h
(0°C)
Page 31
07h
R/W
External Diode High
Limit High Byte
Stores the integer portion of the
high limit for External Diode
(mirrored at register 0Dh)
55h
(85°C)
08h
R/W
External Diode Low
Limit High Byte
Stores the integer portion of the
low limit for External Diode
(mirrored at register 0Eh)
00h
(0°C)
Controls the general operation of
09h
R/W
Configuration
the device (mirrored at address
03h)
Page 29
0Ah
R/W
Conversion Rate
Controls the conversion rate for
updating temperature data
(mirrored at address 04h)
06h
(4/sec)
Page 30
SMSC EMC1187
25
DATASHEET
Revision 1.0 (07-11-13)