I need help with code,

please don't post a vague code. please tell me in detail. I need the code please help

a I'm doing a project using a mbed board, joy stick and lcd screen. My LCD screen | soldered a l|C/12C interface on back so all i need is four wires to connect to mbed board, so on the back on Icd interface its GND, VCC, SDA and SCL. I'm looking for a code that enable me to have the lcd screen display the joystick movement like up, down, right and left. so for my Icd connection Gnd is connected Gnd on the right side VCC is connected to 5V, SDA is connected to A4 and SCL A5 for the joystick Gnd is connected to gnd on the leftside 5V is connected 3 v3, vrx is connected to AO VRy is connected to A1 and SW connected to DS Need assitance with code, to display movement on LCD screen of joystick