Of course, it is best to teach yourself, but when you encounter a bottleneck in your study, you or people around you can't solve it and don't want to give up, you should consider whether to change your learning style. Many people think that it is expensive and cheap for training institutions to cheat money, and the price gap should be weighed clearly. Only by choosing what suits you and what you can learn can you achieve your goals, and the money you spend is meaningful.
Professional training schools have their own value. It should be said that they can solve all your above problems one by one, and finally realize independent development and comprehensive application.
Shanghai Lingxun IT Education Single Chip Computer Training Center, the school's single chip computer course is relatively mature. If you are interested, you can browse the website of this school and look at the information of related courses, which should be helpful to you.