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ADM1029ARQZ-R7 데이터시트(PDF) 24 Page - ON Semiconductor

부품명 ADM1029ARQZ-R7
상세설명  Dual PWM Fan Controller and Temperature Monitor for High Availability Systems
PDF  50 Pages
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제조업체  ONSEMI [ON Semiconductor]
홈페이지  http://www.onsemi.com
Logo ONSEMI - ON Semiconductor

ADM1029ARQZ-R7 데이터시트(HTML) 24 Page - ON Semiconductor

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MEASURE
FAN SPEED
FAN1 (REG 0x70)
FAN2 (REG 0x71)
CONFIGURE GPIO EVENT
MASK REGISTERS
(REG 0x38 – 0x3E)
CONFIGURE TEMP
COOLING ACTION
LOCAL TEMP (REG 0x48)
REMOTE 1 TEMP (REG 0x49)
REMOTE 2 TEMP (REG 0x4A)
CONFIGURE AIN EVENT
MASK REGISTERS
AIN1 (REG 0x58)
AIN2 (REG 0x59)
IS GPIO
PIN
ASSERTED?
YES
YES
FAN RUNS AT ALARM
OR HOT-PLUG SPEED
GPIO EVENT MASK (CONFIGURE REG 0x38 FOR GPIO0,
REG 0x39 FOR GPIO1.....REG 0x3E FOR GPIO6)
BIT 0 = 1
FAN 1 RUNS AT ALARM OR
HOT-PLUG SPEED IF GPIO PIN
IS ASSERTED
BIT 1 = 1
FAN 2 RUNS AT ALARM OR
HOT-PLUG SPEED IF GPIO PIN
IS ASSERTED
BITS 2 – 7
DON'T CARE
PROGRAM FAN START
TEMPERATURE, TMIN
LOCAL TEMP (REG 0x80)
REMOTE 1 TEMP (REG 0x81)
REMOTE 2 TEMP (REG 0x82)
PROGRAM TEMP-TO-FAN
SPEED CONTROL
SLOPE, TRANGE
LOCAL TEMP (REG 0x88)
REMOTE 1 TEMP (REG 0x89)
REMOTE 2 TEMP (REG 0x8A)
CONFIGURE CONTROL
LOOP HYSTERESIS
LOCAL TEMP (REG 0x88)
REMOTE 1 TEMP (REG 0x89)
REMOTE 2 TEMP (REG 0x8A)
AIN EVENT MASK (CONFIGURE REG 0x58 FOR
AIN 0, REG 0x59 FOR AIN 1)
BIT 0 = 1
FAN 1 RUNS AT ALARM SPEED
IF AIN OUT-OF-LIMIT EVENT
OCCURS
BIT 1 = 1
FAN 2 RUNS AT ALARM SPEED
IF AIN OUT-OF-LIMIT EVENT
OCCURS
IS AIN
PIN
ASSERTED?
FAN RUNS AT
ALARM SPEED
AUTOMATIC FAN
SPEED CONTROL
CONFIGURATION
(REFER TO AUTOMATIC FAN SPEED
CONTROL FLOWCHART)
CONFIGURE FAN
SPIN-UP TIME
REGISTER 0x0C
CONFIGURE PWM DRIVE
FREQUENCY
FAN1 (REG 0x68)
FAN2 (REG 0x69)
CONFIGURE TACH
OSCILLATOR FREQUENCY
FAN1 (REG 0x68)
FAN2 (REG 0x69)
BITS 2 – 7
DON'T CARE
Figure 17. Fan Configuration Flowchart (Continued)
ADM1029



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