Dual RPM-Based PWM Fan Controller with Hardware Thermal Shutdown
Datasheet
Table 6.1 EMC2104 Register Set (continued)
REGISTER
NAME
DEFAULT
VALUE
ADDR
R/W
FUNCTION
LOCK
PAGE
Stores the threshold level for the
External Diode 3 channel (or VIN3 or
TRIP_SET voltage or Pushed Temp 1
temp) that is associated with the Drive 6
value
LUT 1 Temp 3
Setting 6
7Fh
(127°C)
LUT
Lock 1
6Dh
R/W
Page 76
Stores the threshold level for the
Internal Diode channel (or Pushed
Temp 2 temp) that is associated with the
Drive 6 value
LUT 1 Temp 4
Setting 6
7Fh
(127°C)
LUT
Lock 1
6Eh
R/W
Page 76
Stores the seventh programmed drive
setting for LUT 1
LUT
Lock 1
6Fh
70h
R/W
R/W
LUT 1 Drive 7
92h
Page 76
Page 76
Stores the threshold level for the
External Diode 1 (or VIN1) channel that
is associated with the Drive 7 value
LUT 1 Temp 1
Setting 7
7Fh
(127°C)
LUT
Lock 1
Stores the threshold level for the
External Diode 2 (or VIN2) channel that
is associated with the Drive 7 value
LUT 1 Temp 2
Setting 7
7Fh
(127°C)
LUT
Lock 1
71h
72h
R/W
R/W
Page 76
Page 76
Stores the threshold level for the
External Diode 3 channel (or VIN3 or
TRIP_SET voltage or Pushed Temp 1
temp) that is associated with the Drive 7
value
LUT 1 Temp 3
Setting 7
7Fh
(127°C)
LUT
Lock 1
Stores the threshold level for the
Internal Diode channel (or Pushed
Temp 2 temp) that is associated with the
Drive 7 value
LUT 1 Temp 4
Setting 7
7Fh
(127°C)
LUT
Lock 1
73h
R/W
Page 76
Stores the highest programmed drive
setting for LUT 1
LUT
Lock 1
74h
75h
R/W
R/W
LUT 1 Drive 8
92h
Page 76
Page 76
Stores the threshold level for the
External Diode 1 (or VIN1) channel that
is associated with the Drive 8 value
LUT 1 Temp 1
Setting 8
7Fh
(127°C)
LUT
Lock 1
Stores the threshold level for the
External Diode 2 (or VIN2) channel that
is associated with the Drive 8 value
LUT 1 Temp 2
Setting 8
7Fh
(127°C)
LUT
Lock 1
76h
77h
R/W
R/W
Page 76
Page 76
Stores the threshold level for the
External Diode 3 channel (or VIN3 or
TRIP_SET voltage or Pushed Temp 1
temp) that is associated with the Drive 8
value
LUT 1 Temp 3
Setting 8
7Fh
(127°C)
LUT
Lock 1
Stores the threshold level for the
Internal Diode channel (or Pushed
Temp 2 temp) that is associated with the
Drive 8 value
LUT 1 Temp 4
Setting 8
7Fh
(127°C)
LUT
Lock 1
78h
79h
R/W
R/W
Page 76
Page 76
LUT 1 Temp
Hysteresis
Stores the hysteresis that is shared for
all temperature inputs
0Ah
(10°C)
LUT
Lock 1
Revision 1.74 (05-08-08)
SMSC EMC2104
DATA4S4HEET