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According to news on September 3, the HarmonyOS operating system is an operating system independently developed by Huawei. It was first unveiled at the Huawei Developer Conference on August 9, 2019. ...[Details]
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1. Instrument Model Keysight Network Analyzer N5244A. 2. Fault phenomenon After the instrument is turned on, the baseline becomes chaotic and an error message is displayed. 3. Inspection and mainte...[Details]
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The pulse generation circuit is composed of CD4060 and 32.768Hz quartz crystal oscillator to generate 4Hz pulse source. The 74LS293 counter counts the 4Hz pulse source, and its output terminal Q is co...[Details]
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tool:
Segger's JLink emulator
Segger's JLink for Linux
arm-xx-linux-xx-gdb in the cross-compilation toolchain
Initialization Script
Tool Install...[Details]
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In actual work, the samples to be measured are usually composed of a variety of elements. The elements other than the elements to be measured are generally called matrix. Because the matrix compositi...[Details]
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Timers are used everywhere, and there is no timer in actual engineering development. Therefore, it is particularly important to master the timer. The main use mentioned here is the most basic us...[Details]
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Microcontrollers will be the main control elements in most Internet of Things (IoT) designs and these MCUs will likely be battery powered. Power efficiency will be critical to achieving acceptable ba...[Details]
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The 100-meter channel length rule applies to environments with an ambient temperature of 20°C (68°F). Temperature affects the electrical characteristics of the cable. DC resistance and insertion loss...[Details]
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Jiwei.com reported on December 14 that OPPO and the well-known Japanese design studio NENDO have jointly launched two concept products. In addition to the OPPO X Nendo folding screen mobile phone wit...[Details]
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WPG Group launches full-bridge phase-shifted DC-DC converter digital power solution based on ST products On May 10, 2021, WPG Holdings, a leading semiconductor component distributor dedicated to th...[Details]
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1. Hardware Connection The HDMI port of the 4412 development board, the small HDMI port outputs HDMI signals, and the large HDMI port is used to connect various screens (it only uses HMDI cable, not ...[Details]
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By using the Zener breakdown characteristics of the voltage regulator tube, a high-frequency signal with a frequency of hundreds of megahertz can be obtained. The circuit is shown in the figure. The ...[Details]
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In the past few decades, from the development trend of the automotive industry, the requirements for comfort, efficiency, and environmental friendliness in automobile manufacturing have been contin...[Details]
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Let's get to know tantalum electrolytic capacitors and aluminum electrolytic capacitors
Tantalum electrolytic capacitors:
Advantages: Very low ESR value, excellent high frequency filt...[Details]
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The inverter encoder parameter setting is a key step to ensure the normal operation of the inverter and encoder. This article will introduce the inverter encoder parameter setting method in detail,...[Details]