Those embedded developers who have yet to fork out $18 for a copy of the C Standard can search for material in the C Standard (at least you will be once google gets around to indexing it) here:
A detailed analysis is provided in my book "The New C Standard: An economic and cultural commentary". The complete book is available as a freely downloadable pdf (8M byte). You can download a copy from one of:
The material also includes a significant amount of discussion on coding guidelines. In particular it attempts to use the results of cognitive psychology studies to suggest and/or reject coding guidelines (ie, the human factors of programming).
Other book material, and some subsets of it (including just the coding guideline subsections), can be found at:
You can get the background here: