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I am using the TQ2440 development board, and this program is based on Wei Dongshan's. 4 LED lights The following are the drivers #include linux/module.h #include linux/kernel.h #include linux/fs.h ...[Details]
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The following figure shows the typical architecture of an in-vehicle AI chip. According to the different computing types and tasks undertaken, the main computing modules are divided into two categori...[Details]
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This article mainly introduces the DC variable frequency air conditioner control scheme using SPMC75F2413A single chip. The working mechanism of DC variable frequency air conditioner controller, ...[Details]
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The principle of the motor
The principle of the motor is very simple. Simply put, it is a device that uses electrical energy to generate a rotating magnetic field on the coil and drives the ro...[Details]
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Now that you have learned USB, you must understand how USB devices communicate with USB host data. Here we mainly talk about the device side, because our code is used for USB devices. We need to defi...[Details]
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Although the amplifier circuit working in Class B has low power consumption and is conducive to improving efficiency, it has serious distortion, which causes half of the waveform of the input signa...[Details]
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I had come across I2C in the microcontroller class, but I only had a general understanding of it and then directly typed the code in the textbook. In class, I learned how to drive AT24c02. I2C bus is...[Details]
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Although Samsung has released two foldable smartphones with different appearances, the Galaxy Fold and Galaxy Z Flip, the internal component design is still greatly limited. Since the battery ca...[Details]
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Opening remarks:
The LCD screen module itself has a control chip. The essence of driving the LCD screen is that the microcontroller communicates with the LCD chip in a serial or parallel manner accor...[Details]
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I need a method to debug the 51 kernel (VHDL source code is visible), and the host computer is the KEIL program. After searching for a while, I found the relevant specific debugging method in the help...[Details]
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0Introduction
Digital voltmeter is the core and foundation of many digital instruments. The digitization of voltmeter is to convert continuous analog quantity such as DC voltage into discontinu...[Details]
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Schematic diagram description: 1. The pin numbers of the common anode four-in-one 12-pin digital tube are: when the digital side of the digital tube faces the observer, the lower left corner ...[Details]
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Munich, Germany and Grenoble, France - Media OutReach - July 14, 2023 - Infineon Technologies and Teledyne e2v have developed a reference design for compute-intensive space systems. The design is cen...[Details]
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Circuit Functionality and Benefits
The ADXL345 is a small, thin, low-power, 3-axis accelerometer that can measure accelerations up to ±16 g with high resolution (13 bits). The digital output ...[Details]
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As the automotive industry accelerates its development towards intelligent and interconnected systems, Changzhou Changzhou launched the latest automotive-grade 60 V N-channel MOSFETs se...[Details]