emc2103-3-kp-tr Standard Microsystems Corp., emc2103-3-kp-tr Datasheet - Page 36

• Manufacturer Part Number: emc2103-3-kp-tr
• Description: Emc2103 Rpm-based Fan Controller With Hardware Thermal Shutdown
• Manufacturer: Standard Microsystems Corp.

Revision 0.88 (06-30-08)
1Ah **
1Bh **
ADDR
12h **
15h **
1Dh
11h
14h
17h
19h
1Fh
20h
21h
23h
24h
25h
26h
27h
28h
29h
once
once
once
once
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
See
Text
See
Text
R-C
R-C
R-C
R-C
R-C
R
Ideality Register **
Beta Configuration
Beta Configuration
High Limit Status
External Diode 1
External Diode 2
External Diode 1
External Diode 2
External Diode 1
External Diode 2
External Diode 3
Low Limit Status
Ideality Register
Interrupt Enable
Enable Register
Configuration 2
Interrupt Status
External Diode
Internal Diode
Configuration
Configuration
Fan Interrupt
Tcrit Limit **
Tcrit Limit **
REGISTER
Diode Fault
Tcrit Status
Fan Status
Tcrit Limit
Tcrit Limit
Register
NAME
REC
**
Table 6.1 EMC2103 Register Set (continued)
Stores the Ideality Factor used for
External Diode 1
Stores the Ideality factor used for
External Diode 2 and External Diode
3
Configures the beta compensation
settings for External Diode 1
Configures the beta compensation
settings for External Diode 2
Configures the Resistance Error
Correction functionality for all
external diodes
Stores the critical temperature limit
for External Diode 1
Stores the critical temperature limit
for External Diode 2
Stores the critical temperature limit
for External Diode 3
Stores the critical temperature limit
for the Internal Diode
Stores the status bits for all
temperature channel tcrit limits
Configures the Thermal / Critical
Shutdown masking options
Controls the conversion rate for
monitoring of all channels
Stores the status bits for temperature
channels
Stores the status bits for all
temperature channel high limits
Stores the status bits for all
temperature channel low limits
Stores the status bits for all
temperature channel diode faults
Stores the status bits for the RPM
based Fan Speed Control Algorithm
Controls the masking of interrupts on
all temperature channels
Controls the masking of interrupts for
the Fan Driver
Configuration and control
Diode Configuration
DATASHEET
FUNCTION
36
RPM-Based Fan Controller with HW Thermal Shutdown
DEFAULT
See Text
See Text
See Text
(100°C)
(100°C)
(100°C)
(100°C)
VALUE
0Eh
12h
12h
64h
64h
64h
64h
00h
00h
00h
00h
00h
00h
00h
00h
00h
LOCK
Write
Once
Write
Once
Write
Once
Write
Once
SWL
SWL
SWL
SWL
SWL
SWL
SWL
No
No
No
No
No
No
No
No
SMSC EMC2103
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Datasheet