EMC6D100 datasheet(7/75 Pages) SMSC

7 / 75 page

Environmental Monitoring and Control Device

Datasheet

SMSC EMC6D100/EMC6D101

Page 7

Rev. 09-09-04

DATASHEET

List of Figures

FIGURE 2.1 – PIN CONFIGURATION FOR EMC6D101.............................................................................................10

FIGURE 2.2 – PIN CONFIGURATION FOR EMC6D100.............................................................................................11

FIGURE 3.1 - FAN DRIVE CIRCUITRY (APPLY TO PWM DRIVING TWO FANS).....................................................12

FIGURE 3.2 - FAN DRIVE CIRCUITRY (APPLY TO PWM DRIVING ONE FAN)........................................................12

FIGURE 3.3 - FAN TACHOMETER CIRCUITRY (APPLY TO EACH FAN).................................................................13

FIGURE 3.4 - REMOTE DIODE (APPLY TO REMOTE2 LINES) ................................................................................13

FIGURE 5.1 - ADDRESS SELECTION ON EMC6D100/EMC6D101...........................................................................16

FIGURE 6.1 - INTERRUPT AND INTERRUPT STATUS REGISTER CONTROL .......................................................24

FIGURE 7.1 - AUTOMATIC FAN CONTROL FLOW DIAGRAM..................................................................................32

FIGURE 7.2 - AUTOMATIC FAN CONTROL...............................................................................................................34

FIGURE 7.3 - FAN TACHOMETER INPUT AND CLOCK SOURCE ...........................................................................35

FIGURE 8.1 - FAN ACTIVITY ABOVE FAN TEMP LIMIT............................................................................................53

FIGURE 8.2 - WHAT EMC6D100/EMC6D101 SEES WITH AND WITHOUT SPIKE SMOOTHING............................55

FIGURE 10.1 - PWMX OUTPUT TIMING, SYNC_MSK=0 ..........................................................................................71

FIGURE 10.2 - PWMX OUTPUT TIMING, SYNC_MSK=1 ..........................................................................................71

FIGURE 10.3 – SmBus TIMING...................................................................................................................................72

EMC6D100 Datasheet(PDF) 7 Page - SMSC Corporation

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