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EMC2103 Scheda tecnica(PDF) 39 Page - Microchip Technology

Il numero della parte EMC2103
Spiegazioni elettronici  RPM-Based Fan Controller with Hardware Thermal Shutdown
PDF  85 Pages
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Produttore elettronici  MICROCHIP [Microchip Technology]
Homepage  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

EMC2103 Scheda tecnica(HTML) 39 Page - Microchip Technology

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RPM-Based Fan Controller with Hardware Thermal Shutdown
Datasheet
 2013 Microchip Technology Inc.
DS0005250A-page 39
2Ah
R/W
PWM Config
Configures the PWM driver
00h
No
Page 55
2Bh
R/W
PWM Base
Frequency
Controls the base frequency of the
PWM driver
03h
No
Page 55
Temperature Limit Registers
30h
R/W
External Diode 1
Temp High Limit
High limit for External Diode 1
55h
(+85°C)
SWL
Page 56
31h **
R/W
External Diode 2
Temp High Limit **
High limit for External Diode 2
55h
(+85°C)
SWL
Page 56
32h **
R/W
External Diode 3
Temp High Limit **
High limit for External Diode 3
55h
(+85°C)
SWL
Page 56
34h
R/W
Internal Diode
High Limit
High Limit for Internal Diode
55h
(85°C)
SWL
Page 56
38h
R/W
External Diode 1
Temp Low Limit
Low Limit for External Diode 1
00h
(0°C)
SWL
Page 56
39h **
R/W
External Diode 2
Temp Low Limit **
Low Limit for External Diode 2
00h
(0°C)
SWL
Page 56
3Ah **
R/W
External Diode 3
Temp Low Limit **
Low Limit for External Diode 3
00h
(0°C)
SWL
Page 56
3Ch
R/W
Internal Diode
Low Limit
Low Limit for Internal Diode
00h
(0°C)
SWL
Page 56
Fan Control Registers
40h
R/W
Fan Setting
Always displays the most recent fan
driver input setting for Fan. If the
RPM based Fan Speed Control
Algorithm is disabled, allows direct
user control of the fan driver.
00h
No
Page 57
41h
R/W
PWM Divide
Stores the divide ratio to set the
frequency for the Fan
01h
No
Page 57
42h
R/W
Fan Configuration
1
Sets configuration values for the
RPM based Fan Speed Control
Algorithm for the Fan
2Bh
No
Page 57
43h
R/W
Fan Configuration
2
Sets additional configuration values
for the Fan driver
38h
SWL
Page 59
45h
R/W
Gain
Holds the gain terms used by the
RPM based Fan Speed Control
Algorithm for the Fan
2Ah
SWL
Page 60
46h
R/W
Fan Spin Up
Configuration
Sets the configuration values for Spin
Up Routine of the Fan driver
19h
SWL
Page 61
47h
R/W
Fan Step
Sets the maximum change per
update for the Fan
10h
SWL
Page 63
48h
R/W
Fan Minimum
Drive
Sets the minimum drive value for the
the Fan driver
66h
(40%)
SWL
Page 63
Table 6.1 EMC2103 Register Set (continued)
ADDR
R/W
REGISTER
NAME
FUNCTION
DEFAULT
VALUE
LOCK
PAGE



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