I have One year experience in IoT. This experience was mostly on Raspberr Pi, Arduino, i.e., Ready made boards. Now, I have switched to a new company who have there own inhouse hardware production facility. My query is that how to prepare for this as the codes that they have implemented are in core Embedded C language with almost a thousand line code.
My query is that how to prepare to write code in Embedded C with the deep knowledge of embedded. How to built a embedded product code from scratch?