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???
01/26/05 21:28
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 		 #85874 - at89s8252 programmer
Responding to: ???'s previous message
in the december 2001 number of elektuur(www.elektuur.nl) was a discription of a verry nice 89s8252 programmer which works perfect. you can download pcb layout and software for free.

List of 29 messages in thread
TopicAuthorDate
AT89S8252 ISP serial programming            01/01/70 00:00      
   Atmel ISP cabel            01/01/70 00:00      
      Still not working            01/01/70 00:00      
         +5v supply            01/01/70 00:00      
            +5V            01/01/70 00:00      
               Have you tried another AT89S8252 chip?            01/01/70 00:00      
                  Maybe problem with the reset circuit?            01/01/70 00:00      
                     Programming cable length?            01/01/70 00:00      
                        More questions            01/01/70 00:00      
                           Even more questions            01/01/70 00:00      
                              at89s8252 programmer            01/01/70 00:00      
                              Yeah this could be a problem...            01/01/70 00:00      
                                 so not this...            01/01/70 00:00      
                                    Have you made this change?            01/01/70 00:00      
                                       Yipiajeeeeee It woooooorks            01/01/70 00:00      
                        More questions            01/01/70 00:00      
   89ISP In-system Programmer            01/01/70 00:00      
      But with other MCU it works            01/01/70 00:00      
   ISP programmer for AT89S8252            01/01/70 00:00      
   Pin 5 com port (GND) wired incorrectly.            01/01/70 00:00      
      Mistake on the scheme            01/01/70 00:00      
      New schematics            01/01/70 00:00      
         Schematics            01/01/70 00:00      
   ISPS DOS            01/01/70 00:00      
      multi system in your PC            01/01/70 00:00      
         Sorry Donny            01/01/70 00:00      
            sorry Alberto            01/01/70 00:00      
   reset level            01/01/70 00:00      
   a steady AT89s8252 programmer            01/01/70 00:00      

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