I HAVE COMPLETED A CODE IN C FOR AT89C2051 MCU..IT IS WORKING CORRECTTLY ON PROTEUS DESIGN BUT WHEN I AM GOING TO PROGRAM THE IC THROUGH PROGRAMMER IT PROGRAMS BUT VARIFICATION FAILS AT 1BYTE...PLS SMONE HELP ME OUT FROM THIS??/
Thanx fr ur reply friends..i have tested different AT89c2051 chip...all shows same problem...bt AT89s8051 & AT89s8052 chips get programmed through that programmer of robokits 8051 series programmer.
there are really many posts in various places that all end up "after I replaced my xxx programmer with the Atmel $25 device, it worked".
The Atmel devices are, for programming, super sensitive re timing and levels