how to use RS232 to send data and receive data????

i am new here....i dono how to write verilog and C language.....i just download the code.....tis code is simply capture and display out data at LCD.....but now i wan to use RS232 as an interface between two DE2-70 board.......cmos camera connect to 1st board to capture data and send....,then ltm connect to 2nd board to receive n display out the video.....tat is wat i wan to do......i need help.....someone who knw pls help me.......urgent!!!