Digital clock in Assembly for PIC 16F887

I need a digital clock made in assembly for PIC 16F887. It must have an option to display the hours in format of 12 hours or 24 hours. It must have too an cronometer. ## Deliverables I need the code for a digital clock. It must be on assembly for pic16F887. It must have an option to show the hours in 12 format. It must have an option to show the hours in 24 format. It must have an cronometter too. All the lines of the code must be comented. The code must be explained step by step. It must contain some documentation and some graph to explain how the code works.