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  1. xyz987

    architectures.

    Could anyone tell me what a functional architecture is and how it is different from the behavioral architecture? As of my understanding. the only diff. b/w a func. and a beh. arch. is that, beh. arch. has delay associated with but a funct. arch. does not. But I have a problem in which it is...
  2. xyz987

    std_uloigc_vectors?

    What do I do if I want to add two std_ulogic_vectors? I'm not able to use a std_ulogic_vector array with operators like '+', '-' etc..
  3. xyz987

    structural arch. for combinational ckt. - help pls.

    Could anyone gimme code for SR flip flop? i.e., its a combinational circuit. How do i write a structural architecture for an SR flip flop which is composed of 2 NOR gates. My major problem in writing code for this is, the state transition table. i.e., when the present state and the inputs are...
  4. xyz987

    Report at Exit

    but what if i have the whole process repeating itself for as long as u run it. For example, when i am simulating a 3 bit decoder, for as long as I run the testbench, it keeps giving inputs and checking the outputs, repeating the cycle. Then how do I do it?
  5. xyz987

    trap exits in a process

    Its because, In a testbench I want to give a final report that the test was succesful. I would have a global variable, say, allTests_Passed set to false if there was ever an error. So after all other process exits( i.e, the main process), I would check the status of the global variable, to say...
  6. xyz987

    trap exits in a process

    With multiple processes in my code, can and how do I find within one process, when all other processes exit?
  7. xyz987

    Report at Exit

    How do i give a report statement which should be printed only at the exit. i.e., I want to give a report statement in a testbench to indicate finally that the whole test was succesful.
  8. xyz987

    enumeration types

    I'm not sure if I have done the right thing. I have used a package in a sepearate file and complied it into work. But I get error in the if statements. I used a case statement for it previously. that also was error. can u pls check the code. thanks. library IEEE; use...
  9. xyz987

    enumeration types

    when I declare a new enumerated type, where shud I do it? before the architecture or b4 the entity definition or inside the architecture? Thanks
  10. xyz987

    probem with entry

    I am just a beginner trying to learn Tcl/Tk. Y am i getting error when I use entry ? label or buttons dont give me any error

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