i recently bought a g540 programmer and i have the following problem
i am trying to program a tms28f512 but i allways get programming error
i can read and delete the chip but i can not write it (i can only write a blank file with ff , only then is says programing ok)
i have tried several ic`s with the same result.
i can write other eproms with no problem with the same programmer
any help is apreciated
thank you
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Thread: g540 programmer and 28f512
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23rd February, 2012, 06:20 PM #1Member
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g540 programmer and 28f512
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24th February, 2012, 10:49 AM #2DK Veteran
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are you sure that the eprom is ok?
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24th February, 2012, 11:55 AM #3DK Veteran
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Seems like your programmer not sending Vpp +12v to pin 1 during programming. Monitor for this voltage and hitting 'write'
Last edited by Zmann; 28th February, 2012 at 11:58 AM. Reason: correct words
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