SMSC EVB-EMC1033 manual

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Table of contents for the manual

  • Page 1

    SMSC EMC1002/EMC1033 Revision 1.1 (12-14-06) The information cont ained herein is propri etary to SMSC, and sha ll be used solely in accordance with the agre ement pur- suant to which i t is pr ovided. Althoug h the inf ormatio n i s beli e ved to be accurate, no responsibility is assumed for inaccura- cies. SMSC reserves the ri ght to make changes[...]

  • Page 2

    EVB-EMC1002/EMC1033 User Manual Revision 1.1 (12-14-06) SMSC EMC1002/EMC1033 2 1 Overview The EMC1002 is an SMBus temperature sensing IC with 1 internal an d 1 external sensor in an 8 pin MSOP package. The EMC1002 has 2 Alert /Therm2 and Addr/Therm outputs that can be configured to signal when temperatures e xceed programmed limits. Resistance Erro[...]

  • Page 3

    EVB-EMC1002/EMC1033 User Manual SMSC EMC1002/EMC1033 Revision 1.1 (12-14-06) 3 2 Getting S t arted 2.1 System Requirement s T o use the EVB you will nee d: n A PC running Windows 2000 or XP n Display resolution 800x60 0 (or larger to view several wi ndows simultaneously) n An available USB port 2.1.1 Feature Summary n Windows Register Manager appli[...]

  • Page 4

    EVB-EMC1002/EMC1033 User Manual Revision 1.1 (12-14-06) SMSC EMC1002/EMC1033 4 Note: The Windows R egister Manager applica tion allows view ing and changing re gister values for a variety of EVBs including the EMC1001, EMC1002, EMC 1023 and 1033. The Reg ister Manager software only needs to be installed once to support all of these EVBs. The li st [...]

  • Page 5

    EVB-EMC1002/EMC1033 User Manual SMSC EMC1002/EMC1033 Revision 1.1 (12-14-06) 5 3 Circuit Description 3.1 Introduction The EMC1002 EVB provides the means to demons trate EMC1002/1033 features and to view and modify registers. LED Ind icators and test points are in cluded to show status informa tion and a fan driver circuit linearly drives a 5V fa n [...]

  • Page 6

    EVB-EMC1002/EMC1033 User Manual Revision 1.1 (12-14-06) SMSC EMC1002/EMC1033 6 3.8 Direct SMBus Connect Option It is also possible to connect an external SMBu s master to the EMC1002 EVB. A few modifications to the circuit are required: n Cut 3 traces connecting JP4 pins 3-4, 5-6 and 7-8 o n the bottom side of the PCB. This will disconnect the USB [...]

  • Page 7

    EVB-EMC1002/EMC1033 User Manual SMSC EMC1002/EMC1033 Revision 1.1 (12-14-06) 7 4 Demo Description 4.1 Register Manager Overview The Register Manager a pplication (RegMa n) initially displays the main Hel p screen, where detailed description of th e application’s features may be f ound. The Help screens can be disp layed at any time by selecting H[...]

  • Page 8

    EVB-EMC1002/EMC1033 User Manual Revision 1.1 (12-14-06) SMSC EMC1002/EMC1033 8 Note: Asserting the Addr / Therm output low will also tu rn on the ARA LED on this EVB. This is because the fan driver circuit will pull down the Alert /Therm2 output when Add r / Therm is low . The SMBus ARA Protocol will not function in th is case. 4.4 Fan Driver The f[...]