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This is something I often forget: Make a note here 1. reboot means restart. 2. Source makes the modified files take effect immediately, avoiding the problem of taking effect only after restart. F...[Details]
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With the country's high attention and the efforts of domestic EDA companies, the situation of domestic EDA, which has been in a "bottleneck" dilemma for a long time, has undergone new changes. As the...[Details]
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Coaxial cable
A hard copper wire is used as the core and is covered with a layer of insulating material. This insulating material is surrounded by a densely woven mesh conductor, which is c...[Details]
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When shopping and paying, you don't need to open your phone, just glance at the payment device to complete the payment. Since this year, face-scanning payment has gradually spread in stores and resta...[Details]
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FA-103 Transformer Volt-ampere Characteristics Comprehensive Tester is a fully automated PT and CT characteristic tester. The tests that the instrument can complete include: CT Volt-ampere characteri...[Details]
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The "ring stacking method" is a 3D printing method for making customized blood vessels recently developed by researchers at Wayne State University in Detroit. The method involves using a 3D printer t...[Details]
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Homework: Question 29. Given that the value in R0 is n, calculate 1^2+2^2+3^2+…+n^2 and put them into 30h. (If n is small, the overflow of the sum is ignored.)
1. First, create an asm file 29.asm us...[Details]
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Some people may not understand why the probe needs to be compensated. Let me explain it in detail, hoping that everyone can understand it thoroughly. All of this starts with understanding the compens...[Details]
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Yuan Zhiliang's team at the Beijing Institute of Quantum Information Science pioneered a new open architecture for quantum key distribution, using optical frequency comb technology to successfully ac...[Details]
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The structure that the driver layer needs to implement is struct platform_driver, which is used to describe the driver information of a device. The structure is as follows (includelinuxplatform_dev...[Details]
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On February 17 this year, lidar company Cepton merged with blank check company Growth Capital Acquisition Corp. and successfully listed on the Nasdaq. It is not uncommon for lidar startups to go pu...[Details]
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Preface
This article discusses an example of an STM32F2 crashing during testing of a user product.
Question:
A user used STM32F2 to design a product. When performing high and low temperature test...[Details]
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Mixed signal stimulus-response testing is becoming more and more common in today's test and measurement applications. Usually, such applications require inputting a specific analog or digital signal ...[Details]
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Digital multimeter is a commonly used electronic measuring instrument. Its main function is to measure voltage, resistance and current. The product is widely used in many fields. How should users mai...[Details]
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ARM seven working modes: Figure 1-1:
Figure 1-1
The above seven working modes can be set in cpsr: M =Mode number as follows.
Figure 1-2
The reason for having so many...[Details]
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