please help in adxl345

[matrix_manshy]

hi am a new user to adxl345 accelerometer and i use it in graduation project to give output displacement i am really cant know a lot of things about it
first i use spi interface so i use only 4 pins cs ,sdio,sdo,sclk,i think 4 wire

second i want to know if the registers in the accelerometer is defoult cofigured that i can use to connect it directly to pic as i use 18f448 and make operation in pic

third the operation in pic is to convert the digital bits to coresponding current and then double integeration
am i write ???? please help me if you have any codes can help me in either configuring the accelerometer or in other operations

finally i am very sorry to disturb you all but really i am new in using this and i am really in great problem due to time limited !!!!!plz help me [/b][/b]