arduino coding

hello there, I am currently doing a non-invasive glucose monitoring by using infrared method. I will be using NIR LED as transmitter and photodiode as receiver to detect glucose level from my hand. I have been struggling with the arduino coding of how to code to get value and send code to smartphone. Does anyone can help me with the code? Thanks, below attached is the sample i will be following.

Smartphone Based Non-Invasive Glucose Monitoring.pdf (328 KB)