Recently, a friend gave me a touch screen driver. I was responsible for compiling the driver into the kernel for normal use, but many problems occurred in the process. This is the driver provided* At ...
I transplanted u/COS-II and UCGUI on stm32 and ran four tasks. In fact, one task was to draw the waveform of the signal. In order to prevent flickering, WM_SetCreateFlags(WM_CF_MEMDEV) was added; the ...
As shown in the figure, after the input signal is amplified by 2 times, the bottom is distorted, but the bottom does not reach 0V.The op amp experiment is LM324, a forward double amplification circuit...
Abstract: This paper introduces the application of variable frequency speed regulation in CNC rack gear shaping machines, provides corresponding instructions on the speed selection and implementation ...
When ndis hook intercepts a data packet, it normally performs relevant filtering and then sends it to the system. However, when I need to send such a data packet, it reaches the upper layer once and t...
The core of a machine vision system is image acquisition and processing. All information comes from images, and image quality is crucial to the entire vision system. A good image can improve the st...[Details]
Tesla and BYD, vying for dominance in the global electric vehicle market, are reportedly considering adopting Samsung's AMOLED (active-matrix organic light-emitting diode) technology for their next...[Details]
EtherCAT (Ethernet for Control Automation Technology) is a real-time industrial fieldbus communication protocol based on an Ethernet-based development framework. EtherCAT is one of the fastest indu...[Details]
introduction
With the development of digital and network technologies, broadcasting technology has become increasingly diversified, with the most significant trend being the transition from an...[Details]
The jammer is a signal blocker, mainly composed of a chip and a radio transmitter. When the car owner presses the remote control lock button, the jammer interferes with the electronic lock receivin...[Details]
Is pure electric vehicles a false proposition for long-distance driving? At least from my personal perspective, based on current technological and infrastructure standards, I believe so. Below, I'l...[Details]
Topics: Bring Your Own Device (BYOD) trends; the impact of using employees' own mobile devices to control access to work facilities and equipment on information security; and ways to securely imple...[Details]
Limited vocabulary recognition
According to the number of characters, words or short sentences in the vocabulary, it can be roughly divided into: less than 100 is small vocabulary; 100-1000 is...[Details]
In the summer of 2025, BlueOval SK, a joint venture between Ford and SK On, officially started production at its first battery factory in Kentucky.
According to the original plan, this w...[Details]
The practice of warming up a car originated with gasoline-powered vehicles. Warming up the engine allows it to enter a better working state and ensures good lubrication. This has become a habit for...[Details]
As the range of electric vehicles continues to increase, driving electric vehicles for long-distance travel has become a trend. For high-speed travel, how much impact will high-speed driving of ele...[Details]
With the support and encouragement of national policies, some Internet car manufacturers have also joined the new energy vehicle manufacturing industry. From the perspective of new car manufacturer...[Details]
On August 18th, China's largest expressway
charging station,
the G25 Changshen Expressway Tonglu Service Area (South Area), officially opened and launched its integrated solar-storage-charg...[Details]
0 Introduction
Portable terminals integrate a computer and display screen into a single device. Due to limited space in portable devices, previous designs often used a single-chip microcompute...[Details]
introduction
In recent years, with the increasing number of high-rise buildings, the demand for elevators has also increased. Currently, the elevators we use most often use LED dot array displ...[Details]