EMC6D100-DK SMSC [SMSC Corporation], EMC6D100-DK Datasheet - Page 7

• Manufacturer Part Number: EMC6D100-DK
• Description: ENVIRONMENTAL MONITORING AND CONTROL DEVICE WITH AUTOMATIC FAN CAPABILITY
• Manufacturer: SMSC [SMSC Corporation]

Environmental Monitoring and Control Device
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
SMSC EMC6D100/EMC6D101
Page 7
Rev. 09-09-04
DATASHEET