ADC implementation

Hello,

I am using a PE-HMI v2 board and I am trying to build a voltage monitor and I want use a ADC. 

My configuration is

I don't know ,I am selecting a channel correctly or not.

Using e2 studio 6.4 and ssp 1.1.3 and AN004(P009) pin.

Uising a uart to print a converted data on hyper terminal.

Following is my code sanp