adt7476a Analog Devices, Inc., adt7476a Datasheet - Page 68
adt7476a
Manufacturer Part Number
adt7476a
Description
Dbcool Remote Thermal Controller And Voltage Monitor
Manufacturer
Analog Devices, Inc.
Datasheet
1.ADT7476A.pdf
(72 pages)
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ADT7476A
Table 54. Register 0x7B—TACH Pulses per Revolution Register (Power-On Default = 0x55)
Bit
[1:0]
[3:2]
[5:4]
[7:6]
Name
FAN1
FAN2
FAN3
FAN4
R/W
Read/Write
Read/Write
Read/Write
Read/Write
Description
Sets number of pulses to be counted when measuring Fan 1 speed. Can be used to determine fan
pulses per revolution for unknown fan type.
Pulses Counted
00 = 1
01 = 2 (default)
10 = 3
11 = 4
Sets number of pulses to be counted when measuring Fan 2 speed. Can be used to determine fan
pulses per revolution for unknown fan type.
Pulses Counted
00 = 1
01 = 2 (default)
10 = 3
11 = 4
Sets number of pulses to be counted when measuring Fan 3 speed. Can be used to determine fan
pulses per revolution for unknown fan type.
Pulses Counted
00 = 1
01 = 2 (default)
10 = 3
11 = 4
Sets number of pulses to be counted when measuring Fan 4 speed. Can be used to determine fan
pulses per revolution for unknown fan type.
Pulses Counted
00 = 1
01 = 2 (default)
10 = 3
11 = 4
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