i've a few questions about 8051 microcontrollers:
[list=1][*]i've heard of very cheap ones (less than $5), but all of the ones i've researched are >$20. anyone know of any sites online (or stores for that matter) that sell 8051 or 8052 microcontrollers?[*]are microcontrollers with serial ports to upload programs expensive?[*]the ones with serial ports are eeprom ones?[*]how much of the microcontroller would i have to build to do it cheaply?[/list=1]