interfacing printer with pc using parallel port

hi..i've a project on interfacing printer with pc using parallel ports.i've to do programming in C language for that purpose.my problem is that i'm not getting any idea how to start, how to send data...
interfacing printer with pc using parallel port

hi..i've a project on interfacing printer with pc using parallel ports.i've to do programming in C language for that purpose.my problem is that i'm not getting any idea how to start, how to send data...
Why press "Rebuild all target files" in uVision it effect to Printer port?

I connect some device to printer port such as LED and when I press "Rebuild all target files" in uVision it change data on printer port Why? and can I disable this effect?
Why press "Rebuild all target files" in uVision it effect to Printer port?

I connect some device to printer port such as LED and when I press "Rebuild all target files" in uVision it change data on printer port Why? and can I disable this effect?
printer interfaced with microcontroller

Hi my name is santhosh, i am trying to inerface printer(epson lx 300) with microcontroller. But the problem is i am getting junk characters in the printing... i have used 8 data lines,strobe and...