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The last line after startup prompts can't access tty, job control turned off, which means that the console cannot be entered. The reason is that there is a problem in the /etc/inittab file Sol...[Details]

The wireless transmission type air particulate matter online monitoring system consists of 1 central station and n substations. The wireless transmission type air particulate matter online monitor is...[Details]

We have implemented a virtual network card driver. Now we are writing and porting the DM9000C network card driver for the real network card chip DM9000C. 1. Transplantation Analysis For protocol dr...[Details]

Overview When using any complex tool management system, the tool setter is one of the most important devices. From basic tool measurement and label printing to high-end network communication and DNC ...[Details]

Arm CEO Simon Segars said that most of our products are not subject to US export controls, and this will not change with the change of US parent company. Nvidia released a statement today, officially...[Details]

　　A gas sensor is a device that can convert information about the type of gas and its concentration into electrical signals. Based on the strength of these electrical signals, information about the p...[Details]

This remote control switch adopts radio coding mode, which is not limited by directionality and has a linear control distance of 100m. It can control the on/off of electrical appliances with a power o...[Details]

In this article, we still learn about the hidden functions of Tektronix oscilloscopes. Special function 5: Infinite mathematical channels Math channels are also very useful for oscilloscopes. In many...[Details]

Marvell announced that it has completed the acquisition of Aquantia, a pioneer in multi-gigabit network technology that is now widely used in a variety of fields, from enterprise campuses to self-dri...[Details]

Abstract: The glossary provides a detailed description of AC performance terms related to high-speed data converters such as ADCs and DACs. It also gives some insight into the test conditions these pa...[Details]

I bought a TQ2440 experimental board with a 480*272 LCD. The test program provided with the experimental board is for 320x240, and the following is a detailed explanation, and it is changed to 480*27...[Details]

The JFrog security research team recently discovered and reported a serious security incident in which an access token with administrator privileges was accidentally leaked in a public Docker conta...[Details]

Compared with hydrogen-powered cars, hydrogen power can be better applied in trains and other large-scale transportation vehicles. According to reports, there is a special railway in Germany that o...[Details]

What is the LM386 Audio Amplifier? The integrated chip LM386 is a low-power audio amplifier that requires a low-level power supply (usually a battery). It is packaged in an 8-pin mini-DIP pack...[Details]

This article briefly introduces the high-voltage wire harness and production process of pure electric vehicles, and makes a detailed analysis of the cost structure and material cost structure of th...[Details]