In the previous review, we implemented the transplantation of lvgl, and we can add controls to change the display function. But how can a touchpad be without the touch function? Therefore, we need to
Abstract: This paper introduces the main hardware structure and design method of the computer control system of the two-roller automobile variable-section leaf spring rolling mill, as well as the appl
Zigbee is synonymous with the IEEE 802.15.4 protocol. The technology specified by this protocol is a short-range, low-power wireless communication technology. The name comes from the bee's figure-eigh