In the above figure, the red dotted line is the current on the motor phase line, and the blue line is the voltage on the phase line. The current probes from Tektronix and Keysight are too expensive an...
How to save the image captured by OV9650 as a BMP file using VC++ under VS2005 and TQ2440 board? What functions should be used? How to get the address of the data buffer? Below is part of the driver c...
[i=s]This post was last edited by jameswangsynnex on 2015-3-3 20:01[/i] TJX Cos., a U.S. retail chain that owns several chain stores, recently reported a massive card data breach that could expose mor...
Last week, TI released its new product: ADS4149. Taking any single indicator, this product is not the most special, but the combination of "low power", "250MSPS", "14-bit", "ADC" makes it really compe...
Writing down my life, mumbling...
I seem to have a special liking for certain chips, including AGC, but unfortunately I have no chance to get them.
After being upset for a few days, it's time to stop....
I saw a circuit that uses the ADC port to obtain the button status. The advantage is that it only occupies one IO port. Do you think this circuit is reliable? What are the advantages and disadvantages...
A parallel inverter consists of two thyristors (T1 and T2), a capacitor, a center-tapped transformer, and an inductor. The thyristors provide a current path, while the inductor L maintains a consta...[Details]
In recent years, many people have switched to new energy vehicles, and this type of vehicle has indeed been highly sought after and is considered the future direction of automobile development, and...[Details]
According to foreign media reports, secondary battery materials company POSCO Future M announced that it has successfully developed two experimental (prototype) positive electrode materials for the...[Details]
This paper proposes a temperature real-time transmission and display solution based on LED optical data transmission, with Jingwei Yager low-power FPGA HR (Yellow River) series as the main controll...[Details]
The difference between a series inverter and a parallel inverter is that they use different oscillation circuits. A series inverter connects L, R, and C in series, while a parallel inverter connect...[Details]
The Waveshare ESP32-P4-ETH is a compact ESP32-P4 development board with Ethernet and PoE support. It looks very similar to the Olimex ESP32-P4-DevKit, minus the pUEXT connector. However, we've also...[Details]
While aberration theory is a vast subject, a basic understanding of some fundamental concepts can make it easier to understand: spherical aberration, astigmatism, field curvature, and chromatic abe...[Details]
Compared to gasoline-powered vehicles, electric vehicles have a simpler structure, allowing for greater flexibility in the layout of various components. While electric and gasoline-powered vehicles...[Details]
China's tightening control over rare earth elements (REEs) is reshaping global supply chains and triggering ripple effects across high-tech industries, according to a detailed analysis released by ...[Details]
Oslo, Norway – August 18, 2025 – Nordic Semiconductor ("Nordic"), a leading global provider of low-power wireless technology, announced that it will participate in the International Internet of Thi...[Details]
Introduction
Telepresence offers the most natural video conferencing experience. You can hold a meeting simply by walking into a conference room or sitting at your desk, making it feel like y...[Details]
According to foreign media reports, in a groundbreaking study, three researchers from Chongqing University revealed a new method for estimating the state of charge (SoC) of lithium-ion batteries, w...[Details]
In cutting-edge applications such as high-resolution data acquisition, medical electronics, and automotive battery monitoring, a rock-solid voltage reference is a crucial factor in system accuracy....[Details]
1. Fiber Optic Sensor
A fiber optic sensor consists of a light source, an input fiber, an output fiber, an optical modulator, a light detector, and a demodulator. The basic principle is that l...[Details]
Convergence and connectivity continue to drive the consumer electronics industry. Today's electronic devices have more functionality, larger memory, and more advanced communications capabilitie...[Details]
Analog electronics
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