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MINI-MAX/51-D Communication problem

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guven_ankara:
Last week i bought a MINI-MAX/51-D board with the processor AT89C51ED2 and i could not connect to the board so far.The error is below:

T89C51Rx2 DETECTED ON MM51C BOARD
  Trying 115200 baud...
   .
   .
   .
  Trying 4800 baud... etc.

Finally I get this error :

  ERROR: T89C51Rx2 not detected on MM51C board
  NOTE: Please check power, or serial connection (like this..) OR please check COMM port options-->target etc.
error.
  Error downloading \'led.hex\'.
  Error downloading led.hex to target board, ec=2143

I need a urgent solution to this problem...
Please help me!

vitaliy:
Please download the latest release from http://www.bipom.com/software.shtm
This known problem was fixed a few months ago.
Mini-Max/51-C loaders of the new releases were modified to support AT89C51ED2 chip.

Best regards,
Vitaliy

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