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I haven't done the 'U' thing. I'll try that. But the Flash Magic is not able to communicate with the device at all..
BTW I've downloaded the boot-loader code from NXP by the link provided.. I'll check the IC boot loader first using the terminal.
Will post the results..
Thanks! :)
I have a P89V51RD2 microcontroller with a development board.
The board has a RS232 interface to use the IC in ISP mode. The IC had bootloader in it already.
I used the interface once to burn a code in the IC using Flash Magic.
It worked well.
But the next time I think I mistakenly erased the...
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