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05/01/07 15:23
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 		 #138392 - Xilinx Jtag for Altera
Responding to: ???'s previous message
Richard
I'm building the Xilinx Jtag with 74HC244 instead of the HC125 to save space and place it inside the Parallel port connector.
Have you tried Xilinx JTAG interface to program ALTERA FPGAs and CPLDs?
Mahmood

List of 54 messages in thread
TopicAuthorDate
VHDL FPGA            01/01/70 00:00      
   Hello, world?            01/01/70 00:00      
      LCD display            01/01/70 00:00      
         video overlay            01/01/70 00:00      
            funny you should say that            01/01/70 00:00      
   bcd to binary            01/01/70 00:00      
      Try a different algorithm            01/01/70 00:00      
      easier way            01/01/70 00:00      
         LUT            01/01/70 00:00      
   This is what you want!            01/01/70 00:00      
      It is not as easy as it seems!            01/01/70 00:00      
   Here\'s a little exercise ...            01/01/70 00:00      
      more info required            01/01/70 00:00      
         I don't think its very fair.            01/01/70 00:00      
            consider this ...            01/01/70 00:00      
         pick an arbitrary frequency            01/01/70 00:00      
   warnings            01/01/70 00:00      
      Give us a clue,what do they say?            01/01/70 00:00      
         warnings sample            01/01/70 00:00      
            You can ignore most of them, but Quartus is buggy            01/01/70 00:00      
               Combinational Loops            01/01/70 00:00      
                  No doubt about it ...            01/01/70 00:00      
            gated/ripple clocks            01/01/70 00:00      
               ... but those complaints aren\'t always relevant            01/01/70 00:00      
            warnings            01/01/70 00:00      
               Andy, how would YOU construct a latch?            01/01/70 00:00      
                  latches in FPGAs            01/01/70 00:00      
                     Excellent Posting            01/01/70 00:00      
                     more about latches            01/01/70 00:00      
                        I like clear terms in my latches            01/01/70 00:00      
                           The point is i think ... unitentional latches            01/01/70 00:00      
                              exactly ...            01/01/70 00:00      
                                 elsif            01/01/70 00:00      
                                    Bad code            01/01/70 00:00      
                                    elsif            01/01/70 00:00      
                                 Quartus complains if you use the library latch            01/01/70 00:00      
                           latch reset inputs            01/01/70 00:00      
                              the library latch has no clear function            01/01/70 00:00      
                                 Brand A vs Brand X            01/01/70 00:00      
                                    true enough            01/01/70 00:00      
   Modelsim            01/01/70 00:00      
      about the only limitations on modelsim are ;-            01/01/70 00:00      
      ModelSim, PicoBlaze, MicroBlaze            01/01/70 00:00      
         there's a CPLD <=>LCD app note            01/01/70 00:00      
            JTAG interface            01/01/70 00:00      
            darn            01/01/70 00:00      
               Xilinx CPLD applications handbook            01/01/70 00:00      
   Mahmood, stick with the recommended circuit            01/01/70 00:00      
      Recommended circuit            01/01/70 00:00      
         I would be really careful ...            01/01/70 00:00      
            Thanks Richard            01/01/70 00:00      
               don't be distracted by the unnecessary parts            01/01/70 00:00      
                  Xilinx Jtag for Altera            01/01/70 00:00      
                     How about Altera JTAG for ALTERA            01/01/70 00:00      

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