Observing the dazzling array of electronic products, it is not difficult to find that the use of touch screens has become more and more popular. From mobile phones to GPS, from digital cameras to the
Today, I was doing a recording experiment with STM32 and encountered a problem where the speaker kept beeping. I would like to ask for help. The situation is this: the board is SEM32F4 Explorer V2.2,
Thanks to eeworld, I am very happy to get the "trial voucher" of "Operational Amplifier Parameter Analysis and LTspice Application Simulation". In fact, I had my own purpose in applying for this book.