As an embedded software developer with a heavy focus on microcontrollers such as ESP32, I am the specialist you are looking for to design your motor controller. My experience encompasses a wide range of microcontrollers including Raspberry Pi, Arduino, STM32, just to mention a few. Additionally, my expertise extends into the domain of circuit and PCB design which is vital for your project. I can assure you that designing and creating motor controllers that have the capacity to handle high current consumptions like 30A is something that I excel at.
Not only do I possess the skills required for this project, but I also have a deep understanding of your specific needs. I'm not only familiar with the DC power requirements of 4-32V but also experienced in using RS485 as the communication interface. To top it off, my past projects involved designing systems that needed precise current and voltage measurement both in AC and DC environments. This experience makes me incredibly suited for your task.
Lastly, given my solution-based mindset, innovation is at the forefront of everything I do. When you entrust me with your project, rest assured that you will receive an efficient, reliable, and cost-effective solution. Choose me for unparalleled expertise combined with a creative approach to ensure your motor controller design is nothing short of exceptional!