p programmer having vainly looked for devices capable of dealing to the nec p dsp chip which dont require taking out a mortgage i decided to roll my own not a difficult task for an given that all the timing relationships are set out in the databook one thing bothers me that is the accursed ms volt vpp pulse sure a little buck step up converter can achieve this in what is otherwise an all volt widget but i know latterday eproms dont need nearly this pulse length q has anyone come up with a more efficient programming algorithm which is failsafe cheers mike
