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Apple's previous patents and patent applications have covered everything from using holographic images in Apple Glasses to stopping the wearer from walking into traffic. Now, this patent applic...[Details]
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The 4-20mA digitally controlled current source circuit designed with DAC7644 (Burr-Brown Company's 16-bit four-voltage output D/A converter) is shown in Figure 1. The DAC7644 provides a different...[Details]
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In recent years, power supply products have made breakthrough progress, but at the same time, the problem of energy waste has become a growing concern at home and abroad, which is reflected in the ...[Details]
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introduction
The maglev train relies on electromagnetic attraction or electric repulsion to lift the train carriages and suspend them in the air and guide them, achieving no mechanical...[Details]
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With the rapid development of large-scale integrated circuits, PC performance continues to improve. Embedding an intelligent function card with a high-performance microprocessor as the core in the PC...[Details]
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Integrated circuits are one of the four core industries in the "4+2+2" frontier industry cluster of the Lingang New Area, and are now gradually taking shape. According to a message released by Pud...[Details]
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During the process, when local discharge occurs in some weak parts of the internal insulation under the action of high field strength, ultrasonic energy is released, and spherical ultrasonic waves pr...[Details]
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What are high frequency waves? Many people have doubts and don’t know how to answer this question.
In fact, high-frequency waves are a type of ultrasonic waves, and their distinction is based ...[Details]
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A simple program for beginners. Copy the following code into the Keil code window, burn it into the 51hei development board, and see the result.
#include reg52.h
#define uchar unsigned char
#define...[Details]
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A switched reluctance motor is an electromechanical energy conversion device that converts electrical energy into mechanical energy. In contrast to a DC motor, where energy conversion is performed ...[Details]
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Introduction
The real-time embedded system VxWorks of WindRiver Company of the United States and the MPC860 series processors of Motorola Company of the United States have been widely used in...[Details]
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1. System On Chip (SOC)
a): System on chip, which integrates system-level, diversified large functional modules on a single chip to form an integrated system capable of processing various info...[Details]
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According to news on March 21, Neuralink, a brain-computer interface company owned by Musk, live broadcast the status of its first brain-computer chip implanted subject, and said that the quadriplegi...[Details]
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The equivalent salt density method widely used by the power sector is a method of calibrating the pollution level based on annual cleaning. Although this method is simple to operate, it still requi...[Details]
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In most processors after ARM V4 and V4T, the interrupt vector table can have two locations: one is 0 and the other is 0xffff0000. This can be controlled by the V bit (bit ) in the CP15 coprocessor ...[Details]
Mobile and portable
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