emc2106 Standard Microsystems Corp., emc2106 Datasheet - Page 49
![no-image](/images/no-image-200.jpg)
emc2106
Manufacturer Part Number
emc2106
Description
Emc2106 Dual Rpm-based Linear Fan Controller With Hardware Thermal Shutdown
Manufacturer
Standard Microsystems Corp.
Datasheet
1.EMC2106.pdf
(107 pages)
Available stocks
Company
Part Number
Manufacturer
Quantity
Price
Part Number:
emc2106-DZK-TR
Manufacturer:
SMSC
Quantity:
20 000
- Current page: 49 of 107
- Download datasheet (2Mb)
Dual RPM-Based Linear Fan Controller with Hardware Thermal Shutdown
Datasheet
SMSC EMC2106
ADDR
8Ch
8Dh
78h
79h
80h
81h
82h
83h
85h
86h
87h
88h
89h
8Ah
8Bh
8Eh
8Fh
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R/W
R
R
Fan 2 Valid TACH
TACH 2 Reading
TACH 2 Reading
Fan 2 Drive Fail
Fan 2 Drive Fail
Fan 2 Minimum
Band High Byte
Configuration 2
Band Low Byte
TACH 2 Target
TACH 2 Target
LUT 1 Temp 4
Configuration1
Fan 2 Spin Up
Fan 2 Setting
PWM2 Divide
Configuration
LUT 1 Temp
REGISTER
Fan 2 Step
Hysteresis
High Byte
High Byte
Low Byte
Low Byte
Setting 8
Gain 2
NAME
Fan 2
Fan 2
Count
Drive
Table 6.1 EMC2106 Register Set (continued)
Temp 2 temp) that is associated with the
driver input setting for Fan 2. If the RPM
Holds the target tachometer setting high
Holds the tachometer reading high byte
based Fan Speed Control Algorithm for
based Fan Speed Control Algorithm for
Holds the minimum tachometer reading
Stores the number of Tach counts used
Holds the target tachometer setting low
Holds the gain terms used by the RPM
Stores the hysteresis that is shared for
Sets additional configuration values for
to determine how the actual fan speed
must match the target fan speed at full
Holds the tachometer reading low byte
based Fan Speed Control Algorithm is
Sets configuration values for the RPM
Sets the maximum change per update
Sets the configuration values for Spin
disabled, allows direct user control of
Sets the minimum drive value for the
Always displays the most recent fan
Internal Diode channel (or Pushed
Stores the threshold level for the
that indicates the fan is spinning
Stores the divide ratio to set the
Up Routine of the Fan 2 driver
Look Up Table 2 (LUT2)
Fan 2 Control Registers
all temperature inputs
DATASHEET
frequency for Fan 2
the Fan 2 driver
byte for Fan 2
byte for Fan 2
the fan driver.
Drive 8 value
Fan 2 driver
FUNCTION
scale drive
for Fan 2
for Fan 2
for Fan 2
properly
Fan 2
Fan 2
49
DEFAULT
(127°C)
VALUE
(10°C)
(40%)
0Ah
2Bh
2Ah
FFh
FFh
7Fh
00h
01h
38h
19h
10h
66h
F5h
00h
00h
F8h
F8h
Revision 1.74 (05-08-08)
Lock 1
Lock 1
LOCK
SWL
SWL
SWL
SWL
SWL
SWL
SWL
SWL
LUT
LUT
No
No
No
No
No
No
No
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Page 72
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Page 78
PAGE
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