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I found the download address at random, version 4.4.3, address: http://www.cr173.com/soft/42654.html#address 1. I put it in /work/tools/ 2.sudo tar xzvf /work/tools/arm-linux-gcc-4.4.3.tar.gz 3.sudo...[Details]
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One challenge facing high-speed digital designers is dealing with overshoot, undershoot, mismatched impedance ringing, jitter distribution, and crosstalk on their boards. These issues all fall under t...[Details]
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From November 15 to November 17, 2022, STMicroelectronics will bring its latest products to the 2022 South China Electronics Show in Munich. All exhibits cover the three major fields of smart travel,...[Details]
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Jiwei.com reported on February 20 that according to 36Kr, it was learned from multiple people close to Xiaomi’s senior management that Xiaomi Group carried out a round of structural adjustments to it...[Details]
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Last year, Apple released two "small" iPhones - the iPhone SE 2020 and the iPhone 12 Mini. Many Android fans also hope that manufacturers can launch similar small-screen phones. Now, their wish...[Details]
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introduction
Monolithic
switching power
supply integrated circuits have the characteristics of high integration, high cost performance, simplest peripheral circuits, and optimal perfo...[Details]
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This is a multi-purpose driver card that uses TL494 for PWM control. The circuit is conventional and has no technical content.
The circuit consists of two parts. The upper part of the figure...[Details]
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1 Introduction
In industrial control sites, it is often necessary to collect a large amount of field data, such as voltage, current, temperature, humidity, air pressure, etc., and transmit the dat...[Details]
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Yesterday, the main structure capping ceremony of the UBTECH
Robotics
Building was held in Shenzhen. As the company representatives and guests poured the last cubic meter of concrete, the U...[Details]
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Introduction: I discussed with my friends how much benefit the Zonal architecture, which will be popularized in the next 5-10 years, has. I think this question can be sorted out, especially since To...[Details]
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Myth 1: Using a frequency converter can save electricity Some literature claims that variable frequency speed regulators are power-saving control products, giving people the impression that power ca...[Details]
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Recently, some media exposed a new type of Xiaomi smartphone. What makes this phone different from other models of Xiaomi phones is that its battery part adopts a solar panel design to improve energy...[Details]
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It is common to have insufficient accuracy in oscilloscope measurements, especially when measuring weak signals, phase noise, small voltage ripples, and small voltage signals in large voltages. Theref...[Details]
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1. Basic circuit topology and working principle
LED drive circuits based on inductive boost switching converters are widely used in the backlighting of battery-powered consumer portable electr...[Details]
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Intelligent soft start cabinet is an electrical equipment widely used in the industrial field. It controls the starting current of the motor to achieve soft start and soft stop of the motor, thereb...[Details]