The shell of the mobile phone is made of metal, so how does it ensure the radiation performance of the antenna? Thank you . I see that many mobile phones now have metal shells. Wouldn't this affect th
Component detection is a basic skill in home appliance maintenance. How to accurately and effectively detect the relevant parameters of components and determine whether the components are normal is no
I was given a developed board to familiarize myself with and use an oscilloscope to test the IO, but there is no separate IO or interface on the board, but both require the driver of the previous chip
ADC12 provides 4 conversion modes: Single-channel single conversion To perform a single conversion on the selected channel, the following settings must be made: x = CSStartAdd, pointing to the convers