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  1. ronald_sas

    Making DAC with 0808

    Does anyone know how to build the DAC with 0808?? Thx in advace,
  2. ronald_sas

    Image processing in Robot

    Hi...can anybody help me in my final project... I want to build a tracking robot with image processing censor... I mean this robot can mapping the area... First the robot explore the area...it can sense the wall or barrier with image censor not with IR or ultrasonics... then after it finished...
  3. ronald_sas

    Downloader 89s52 via USB

    i want to design downloader for 89s52 via USB port i'm really confused 'bout thiz  ??? does anyone know how to build it + schematics ??? pls... thx
  4. ronald_sas

    tIMER w/ 74LS04

    Could somebody tell me, how to design timer w/ 74LS02? thx
  5. ronald_sas

    IC UL2003

    Does anyone know about diz IC UL2003 ? coz i've sometrouble 'bout diz... i've already know the datasheet but i don't understand it .... PS : i want to convert the outport from microcontroller (5V dc) to 12V (DC motor)
  6. ronald_sas

    Help....

    hi! i'm a newbie here. could u please tell me about optocopler ??? with shematics diagrams..... PS : I'm using 2s28 optocoupler thanx
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