I have been debugging DDR recently. After several days of debugging, I still get no results. I am so depressed and confused! ! DDR initialization is in uboot, there should be no problem, that is, I wa...
This is quite amazing!
Recently, an overseas engineer shared a video in which he successfully converted the iPhone's Lightning port, which has been used for many years, into a USB-C port. Although the...
The design technology of RF circuits, which was once mastered by a few experts and had their own dedicated chipsets, can now be integrated with digital circuit modules and analog circuit modules in th...
Working frequency: 980-1140MHz Maximum withstand power: not less than 20W Loss: less than 0.6dB Which hero has a suitable tube? Please recommend it, thank you!!!...
In embedded systems, there are often two interrupt-related registers: an interrupt enable register and an interrupt mask register. One is to enable the corresponding bit, and the other is to mask the ...
I just graduated and I am interested in hardware. I want to be a hardware engineer. I would like to ask you seniors, what should I learn to be a hardware engineer? How can I get into the industry? Or ...
A line scan lens is an industrial lens used with line scan cameras. Its imaging principle is to capture the image of the workpiece using a linear sensor and then perform digital signal processing t...[Details]
Is electromagnetic radiation from electric vehicles harmful to the human body? Recently, the issue of electromagnetic radiation from electric vehicles has garnered widespread attention. However, pu...[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]
Multi-touch mobile phone
Multi-touch is a system that can respond to multiple touches on the screen at the same time. Multi-touch phones are divided into capacitive and resistive types. Capaci...[Details]
With the rapid adoption of smart electric vehicles, automotive chips are evolving from auxiliary control units to the foundation of the entire vehicle's intelligence. Their applications extend from...[Details]
introduction
The concept of the smart home is gradually developing and gaining market acceptance. We believe its ultimate form lies in the interconnection of all home appliances through open i...[Details]
With the increasing number of new energy vehicles on the road, the deployment of supporting facilities for these vehicles has accelerated, and new energy vehicles have gradually entered the vision ...[Details]
Electric vehicles are powered by electricity, and charging is a device that supplements the vehicle's energy source. It is common to need to recharge the vehicle when driving. But can you charge th...[Details]
UPS stands for Uninterruptible Power Supply, which includes energy storage devices. It is mainly used to provide uninterruptible power supply for devices that require high power stability.
...[Details]
Learned the following information.
Customer product: industrial computer motherboard
Glue application area: CPU/BGA filling
Glue color requirements: black or t...[Details]
Methods of DC motor speed regulation:
1. The voltage regulator can be used to change the input voltage and speed directly, which is often used for large kilowatt-level motors.
2. Thyristo...[Details]
introduction
With the development of the information superhighway and the internet, broadcast television has become increasingly widespread worldwide. Television information has emerged in var...[Details]
Hair dryer structure and working principle: It is mainly used for drying and shaping hair, but it can also be used for local drying, heating and treatment in laboratories, physiotherapy rooms, ind...[Details]
The Radxa Cubie A7A is a single-board computer (SBC) powered by the Allwinner A733 octa-core Cortex-A76/A55 SoC, equipped with a 3 TOPS AI accelerator and up to 16GB of LPDDR5 memory.
Fo...[Details]