Previous Part: Step One: Applying RT Real-Time Patch to Raspberry Pi Step Two: High-Speed SPI Communication Between Raspberry Pi and STM32 1. Robot Control Software Framework for Multi-Tasking In microcontrollers, we can use timer interrupts, software scheduling, or directly use embedded operating systems like FreeRTOS or UCOSII to achieve timed execution of different control tasks. … Read more
The Discovery of Liquid Crystals Liquid crystals were first discovered by Austrian botanist Friedrich Reinitzer in 1888. While determining the melting point of organic substances, he found that certain organic compounds (cholesterol benzoate and acetate) would melt into an opaque, white, cloudy liquid state, emitting a colorful and beautiful pearlescent sheen, and only became a … Read more
Introduction: The LCD module is a component that integrates the liquid crystal display device, connectors, integrated circuits, PCB circuit boards, backlight sources, and structural components together. The English name is “LCD Module”, abbreviated as “LCM”, and it is generally referred to in Chinese as “液晶显示模块”. LCM Display Type The LCD module is a component that … Read more
The 3.5-inch TFT-LCM LCD display module from JiYa features a resolution of 320*240 with an IPS full-view angle TFT panel, achieving a viewing angle of 80 degrees in all directions. It is equipped with a surface hardness of 6H capacitive touchscreen, and both the capacitive touchscreen and TFT are manufactured using a full lamination process, … Read more