mercyjohn said:vmax, the schematic provided by FlashMagic is perfect, I have used the same circuit to program P89C51RD2, P89V51RD2, 89C669 etc. I provided two swithches, one for RESET and one for PSEN, P89V51RD2 does not require PSEN, I am using this for years without any problem.
Regards,
John.
hi all i m trying to program p89v51rd2 controller with flashmagic but i m not able to program it.it gives error as reset the device in isp mode now..even if i reset that window does not disappear ..plz can anyone provide me the circuit diagram for this..
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