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Editor: This driver is quite complex, so let's port it first and analyze it later.
SD card driver transplantation
1 Register SD device driver in the kernel
Linux-2.6.32.2 already come...[Details]
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1 Introduction
Valve-regulated sealed lead-acid (VRLA) batteries are favored by various industries due to their advantages such as small size, explosion-proof, stable voltage, no pollution...[Details]
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According to foreign media reports, Israeli startup TriEye has developed a short-wave infrared (SWIR) camera that can improve driving safety. Initially, this technology was developed for defense appl...[Details]
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1 Introduction
The single-chip multi-machine parallel communication system introduced in this article uses 89C51 as the host and multiple 89C2051 as slaves. (89C2051 is a 20-pin 300MIL package wi...[Details]
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Nowadays, the whole world seems to be advocating "innovation". Many people believe that Apple is a very innovative technology company. This may have been true in the past, but what about now? Markete...[Details]
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Key to any good oscilloscope system is the ability to accurately reconstruct waveforms, a capability known as signal integrity. A Tektronix oscilloscope is similar to a camera; it captures an image o...[Details]
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On the afternoon of February 1, the 2024 Maqiao Town Entrepreneurs Association was held in Qizhong Village.
Qiaotian Intelligence
Partner Zhang Chuan and Qiaotian Intelligence Chief Technol...[Details]
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The aboveground pipeline detector is mainly used to detect various urban underground pipelines such as gas, electricity, telecommunications, tap water, industrial pipelines, drainage and cable TV. ...[Details]
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Sina Digital News, December 29, Ximalaya and Xiaomi Xiaoai Speaker announced today that they have officially reached a cooperation agreement. Both parties said that they will deepen cooperation ...[Details]
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Apple's move of operations to India has created about 20,000 jobs so far, and suppliers have pledged to add employment by March 2022 - by which time more than three times that number will have been c...[Details]
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The S3C2440A has five 16-bit timers. Timers 0, 1, 2, and 3 have pulse width modulation (PWM) capabilities. Timer 4 is an internal timer with no output pins. Timer 0 also contains a dead zone generato...[Details]
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Configure I/O ports, configure mode, enable GPIO and clock Write: Check if SDA is idle. Checks whether the event was successful. Send a start signal according to the protocol Checks whether the eve...[Details]
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Swiss battery manufacturer Leclanché said it has made a breakthrough in lithium-ion battery safety without affecting the performance of the battery cells. By adding a special additive to the electrol...[Details]
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In fact, power adapters are everywhere in our lives . Mobile phones, computers , tablets, battery cars, flashlights, etc. all need to use such adapters . There are many models and different powers. ...[Details]
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The following figure is a circuit diagram of DC or battery input, which performs constant current control on 6 strings of LEDs
It adopts a multi-string boost structure design. The LED driving met...[Details]
RF/Wirelessly
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