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Before we start, let me explain a few terms: HSI: High Speed Internal clock, the default value of STM32F429xx is 16MHz. HSE: High Speed External clock, the maximum acceptable clock is 50MHz (the ...[Details]
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In some specific occasions, such as in environmental test rooms, the ambient noise may reach 80 decibels to 90 decibels, and engineers should not work in such an environment for a long time; or when ...[Details]
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Accelerate transformation, digital office empowers enterprises In recent years, digital transformation of enterprises has often appeared in our field of vision, and has even been discussed as an i...[Details]
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Preface This article is an introductory reading on Vector Signal Analysis (VSA), discussing the measurement concepts and operation theory of VSA. Analog swept-tuned spectrum analyzers use superhetero...[Details]
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The switching power supply effectively controls the output voltage and current by changing the conduction ratio of the switching device. It usually works at a switching frequency of more than tens of...[Details]
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I got a YC2440 (s3c2440) development board. After a few days of study, I have some understanding of the arm-linux system development steps. Taking the development of this development board as an exam...[Details]
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This paper proposes a network broadcast design scheme for embedded systems based on ARM and PoE. The scheme uses the ARM926EJ-S processor and its peripheral modules as the hardware platform and embedd...[Details]
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Strategy Analytics' latest research report, "US 5G Awareness & Smartphone Brand Preference", points out that users have a high level of awareness of 5G, with 57% of users claiming to be basically fam...[Details]
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PIC16F877A serial port sending and querying methods. It took me a day to find out this. It turned out to be a problem with the serial port chip voltage. The summary is as follows:
1. Pay attention to...[Details]
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ATX-3000S series is a desktop wire harness tester Insulation test detection voltage DC50V-750V Withstand voltage test detection voltage AC50V-500V Four-wire resistance test, with a minimum test accur...[Details]
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May 30, 2024 –
Mouser Electronics, an authorized global distributor of electronic components and industrial automation products focused on the introduction of new products, is now shipping Micr...[Details]
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Inverter principle and wiring diagram
The variable-frequency drive (VFD) principle is to apply the principle of frequency conversion technology and microelectronics technology to control the p...[Details]
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Gas alarms play a relatively important role in production safety. In China, alarms have been developed from scratch in manufacturing enterprises, and now they are more and more widely ...[Details]
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Below are the discussions I found that can be used as reference + my comments Comment: In a chip system, the uart driver is written by the manufacturer, so how do they associate printf with uart? Som...[Details]
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Qualcomm has been paying more and more attention to its automotive business this year. Following the PC and mobile phone chips, Qualcomm's automotive chips have also been replaced with self-develop...[Details]