STL137 wrote in message <19981027230619.03118.00000307@ng142.aol.com>... >To design a whole new chip and devote the photolithography equipment to make >said chip is expensive. It's just firmware. It's a program in an EPROM. You can copy it into your own standard EEPROM although the package might be a bit larger than the TI. This would be illegal but it's certainly doable. Tom Lake