Not really something that can be answered in a "quick" answers forum! You've mentioned "user stories" so I'm guessing it's an Agile environment - have a look at this An Agile Functional Specification - its-all-design.com[^] There's some more formal stuff on this site ... or this specific...

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Convert embedded C++ code into C

28 Jun 2018 by CPallini

Quote: I am not a pro at either C nor C++ . I was able to convet the basic protocols which are just a very small part of the code Then change processor. Seriously. Unless it is a very trivial code, you have to be proficient in both C++ and C in order to accomplish the task.

Pareto Programming

29 Sep 2014 by Ronnie Mukherjee

How can the Pareto principle help us to produce better software

How to Create Version Numbers that are Actually Semantic

21 Oct 2015 by Olivia Glenn

Create meaningful version numbers that everyone - developers, testers, operations, managers, and even end-users - will find helpful

Convert embedded C++ code into C

28 Jun 2018 by Richard MacCutchan

Classes do not exist in C, so all the class methods must be put into inline functions. Class variables need to be declared wherever they are needed. Unless you are reasonably proficient at both languages this could be a difficult task. You could also try convert c to c - Google Search[^] as...

How to write a 'system spec' for an app based on a business spec.

18 May 2017 by Brady Kelly

I suppose what I'm actually asking for is at best a template, then some suggestions of what areas I must specify. I have a business spec in terms of user stories together with additional validation rules etc. per story. I think my spec, which should be divided into front and back-end, for two...

documentation

requirements

Convert embedded C++ code into C

28 Jun 2018 by Member 13890789

Hello all, I have this working code in C++,but I am working on a new prototype with basically same circuit but different processor, for which I need the program in C. I do have a API references and examples in C for the processor , but converting a program is definitely not included in it....