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!