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EMC2113 データシート(PDF) 37 Page - Microchip Technology

部品番号 EMC2113
部品情報  RPM-Based Fan Controller with Multiple Temperature Zones & Hardware Thermal Shutdown
PDF  88 Pages
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メーカー  MICROCHIP [Microchip Technology]
ホームページ  http://www.microchip.com
Logo MICROCHIP - Microchip Technology

EMC2113 データシート(HTML) 37 Page - Microchip Technology

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RPM-Based Fan Controller with Multiple Temperature Zones & Hardware Thermal Shutdown
Datasheet
 2013 Microchip Technology Inc.
DS20005251A-page 37
Chapter 7 Fan Control Register Set
7.1
Register Map
The following registers are accessible through the SMBus Interface. All register bits marked as ‘-’ will
always read ‘0’. A write to these bits will have no effect.
Table 7.1 EMC2113 Register Set
ADDR
R/W
REGISTER
NAME
FUNCTION
DEFAULT
VALUE
LOCK
PAGE
Temperature Registers
00h
R
Internal Temp
Reading High
Byte
Stores the integer data of the Internal
Diode
00h
No
Page 44
01h
R
Internal Temp
Reading Low Byte
Stores the fractional data of the
Internal Diode
00h
No
Page 44
02h
R
External Diode 1
Temp Reading
High Byte
Stores the integer data of External
Diode 1
00h
No
Page 44
03h
R
External Diode 1
Temp Reading
Low Byte
Stores the fractional data of External
Diode 1
00h
No
Page 44
04h
R
External Diode 2
Temp Reading
High Byte
Stores the integer data of External
Diode 2
00h
No
Page 44
05h
R
External Diode 2
Temp Reading
Low Byte
Stores the fractional data of External
Diode 2
00h
No
Page 44
06h
R
External Diode 3
Temp Reading
High Byte
Stores the integer data of External
Diode 3
00h
No
Page 44
07h
R
External Diode 3
Temp Reading
Low Byte
Stores the fractional data of External
Diode 3
00h
No
Page 44
0Ah
R
Critical/Thermal
Shutdown
Temperature
Stores the calculated Critical/Thermal
Shutdown temperature high limit
derived from TRIP_SET pin voltage
N/A
No
Page 45
0Ch
R/W
Pushed
Temperature 1
Stores the integer data for Pushed
Temperature 1 to drive the LUT
00h
No
Page 45
0Dh
R/W
Pushed
Temperature 2
Stores the integer data for Pushed
Temperature 2 to drive the LUT
00h
No
Page 45
0Fh
R
PWM Input Duty
Cycle
Stores the calculated duty cycle on
the PWM pin
00h
No
Page 46
10h
R
TRIP_SET
Voltage
Stores the measured voltage on the
TRIP_SET pin
FFh
No
Page 46



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