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Linux environment: Ubuntu 11.10
Cross-compilation tool: arm-linux-gcc4.3.2
Target board: mini2440 Flash 256M
u-boot source code: provided by Friendly Arm, based on U-Boot.1.1.6 modif...[Details]
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Abstract: The author uses Freescale's 16-bit MCU MC9S12XS128 as the core controller, a two-wheeled toy car as the control object, and uses the ENC-03RC gyroscope sensor and the MMA7361 accelerati...[Details]
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This morning, realme’s previously preheated “5G Super Flash Charge” technology was officially unveiled. The official demonstration video shows that with the support of 125W smart flash cha...[Details]
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Many embedded systems require precision current measurement. Different applications can be achieved with different sensors. Current measurement sensors that are currently used more often include: ligh...[Details]
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Single output self-locking control circuit
The start signal I0.0 and the stop signal I0.1 are usually kept ON for a short time. The most important feature of this circuit is that it has a "mem...[Details]
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To design a product, we must first determine which LED package structure to use; then consider how to adapt to these packages; we have few options, and the optical structure is built on these pack...[Details]
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"Power Supply (PSU)" is actually the abbreviation of "Power Supply Unit". The often mentioned "PC power supply" is actually also an abbreviation. Strictly speaking, "PC power supply" should be call...[Details]
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Energy Vault, a provider of gravity energy storage solutions, announced that the world’s first grid-scale gravity energy storage system, EVx, has entered the first phase of commissi...[Details]
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Similarly, we create "lcd.c" and "lcd.h", and then add them to the project file. The code of "lcd.c" brings together all the commonly used functions that Teacher Song has written for us. 1. The cod...[Details]
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The STM8 motor library written by ST can drive BLDC in a sensorless way. The STM8 chip has only one AD converter, and it is an 8-bit machine.
In addition to collecting and comparing electric potentia...[Details]
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Corning announced Gorilla Victus Glass about a year and a half ago, and since then it's been used in a number of flagship phones (starting with the Galaxy Note20 Ultra) as well as some rugged phones....[Details]
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Installation diagram of ultrasonic level meter
As shown in the figure above, the probe of the instrument sends waves that hit the liquid level and then reflects back to the probe. After t...[Details]
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Overview
Modern RF instruments have impressive measurement capabilities and accuracy that far exceed those of their predecessors. However, these instruments cannot reach their full potenti...[Details]
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China Energy Storage Network News:
On December 24, the State Grid Corporation of China held a field promotion meeting on the ubiquitous dispatching and control of the source, grid, load and s...[Details]
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November 4, 2024, Hong Kong, China -
OPPO Guangdong Mobile Communications Co., Ltd. (OPPO) and the Hong Kong Polytechnic University (PolyU) held a cooperation renewal ceremony to further deepen...[Details]