Hi, Maybe i can help you with this projects and also with next projects too. I'm new in freelance so i have not a lot of rating but I have long time experience with arduino. So please contact me and we could discuss all details.
dear, project holder. im Zuhdan Ubay from indonesia. i would help you to finish your project. my experience with arduino about 2 years, we can use the algorithm of binary search to do it. thanks for reply. Ubay