We are microprocessor trainer. based on 8085 cpu operating at 6.144mhz 8k bytes of eprom with 8k bytes of battery backup ram 46 i/o lines, three channel timer / counter, pc serial interface six digit seven segment display with 28 keys hex keypad powerful commands like single stepping, break point, full clock execution, examine memory / register uploading / downloading to & from pc in windows 98 / xp / nt.