Latest Touchscreen Classification Insights for 2023

Latest Touchscreen Classification Insights for 2023

Touchscreen classification underwent significant changes in 2017—firstly, a new subheading 8548.9000 30 “Touch-sensitive data input devices (i.e., touchscreens) …” was added at the beginning of the year; secondly, the classification decision “Touchscreen Z2008-0069” was abolished in the General Administration of Customs announcement No. 17 of 2017 in the first half of the year. These changes … Read more

Analysis of USB Device Driver

Analysis of USB Device Driver

Click the above blue text to follow us! Introduction In previous articles, we have discussed the USB device driver framework. In this article, we will look at a specific device driver to further familiarize ourselves with these concepts. We will take the USB mouse as an example. Analysis of USB Device Driver Kernel Version: 4.20.12 … Read more