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Recent content by ilop

  1. I

    Help me make a device that can control a LED/lamp using SMS

    hello , i want to make a device using a microcontroller that can control a led/lamp via short messages in our handphones, how i must do first?? thx
  2. I

    wanna ask about machine counter

    thank you for your advice, but i am confused how to build it ^^ i don't have any knowledge about sensor, i would be thankful if you have the schematic or website that has the schemactic about your idea
  3. I

    wanna ask about machine counter

    hello , i plan to build a simple man machine counter using microcontroller, if someone who passes that machine, counter increases to one and soon, any idea how i must do first? or any related website?
  4. I

    Looking for articles on embedded system in digital camera

    help hello, is there anybody can help me where can i find an article about embedded system in digital camera, i have searched in google, but useless thank
  5. I

    What's the meaning of overflow, borrow bit and carry bit?

    Re: help hello yes i still use the GAL 16V8, because my lecturer asks me to use that not other, i can't use microcontroller, i am confused about the program in gal 16v8 that can make that 28 shift register. can you help?
  6. I

    What's the meaning of overflow, borrow bit and carry bit?

    Re: help hello... thank you for the advice.i want to ask, what do you mean by the output is 7? does it mean 7 bits?.. if so there is only one digit of numeric? i want to make a keypad that can generate 3 digits from keypad to 7 segment so if i press 1 in the keypad then the 7 segment generate...
  7. I

    What's the meaning of overflow, borrow bit and carry bit?

    Re: help yes i want to generate it to 7 segment, but not only 1,2,3 but also 5 to 9, and it can generate 4 bits like 1234 etc, how??? i am asked to make that using GAL 16v8, i am forbidden to use another decoder, except keypad decoder..so i must to make the program about generating numeric to...
  8. I

    What's the meaning of overflow, borrow bit and carry bit?

    help hello i want to ask some questions, here are: 1. what's the meaning of overflow, borrow bit and carry bit 2. i want to make a circuit that if we press 1 or 2 or 3 in keypad, there will be an output in seven segment(the output is 2 bit) i want to ask where can i find the circuit in...
  9. I

    Need tutorials about GAL programming using WinCupl

    help me in GAL hello i want to learn about GAL programming using WinCupl, is there anyone knows where to find the tutorial? i have found in google but its version is in Win 3.x....my WinCupl is Win 9x/Xp version. Or where can find the e-book about WinCupl? Note : i'm using GAL ATMEL 16V8
  10. I

    Explanation of edges, circuit logic and the use of flip flop

    help hello i got stucked in several questions related to flip-flop and shift register, i hope there is someone who can answer these: 1.What is positive edge and negative edge in flip-flop circuit? 2. What are the differences between sequential circuit and combinational circuit? 3.What are...
  11. I

    Explanation of edges, circuit logic and use of flip flops

    help me hello i got stucked in several questions related to flip-flop and shift register, i hope there is someone who can answer these: 1.What is positive edge and negative edge? 2. What are the differences between sequential circuit and combinational circuit? 3.What are the applications of...
  12. I

    about digital stopwatch

    digital stopwatch thank IanP, but i'm confused about the schematic, it's too complicated..isn't there a simple one I was thinking about making a digital clock. which is the simplest one... digital clcok or digital stopwatch? .... I want to make one of them using GAL can you help?
  13. I

    about digital stopwatch

    about digitalstopwatch hello i want to make a digital stopwatch, where can i find the diagram for the simple one?
  14. I

    Where can I find datasheet of SN L74153?

    Re: help ups sorry it is SN 74L153 yes, there are plenty of them in google, in google there only a picture like this (the pic is below) , all i want is the picture of connection diagram dip (the IC's pins)
  15. I

    Where can I find datasheet of SN L74153?

    help hello is there anyone can tell where i can find datasheet about SN L74153, i have searched all in google but there isn't

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