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1. Overview
The design of the streaming media system in this paper is based on China Unicom's CDMA2000 1X wireless network. CDMA2000 1X is a third-generation mobile communication system th...[Details]
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In undergraduate studies, most of the cars made by students use LM298N or TB6612 to drive simple DC motors. We need the microcontroller to output PWM waves to control the speed of the DC motor. Th...[Details]
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0 Introduction
The photovoltaic household power system consists of five parts: photovoltaic array, charging controller, battery discharge controller and inverter power supply. As shown in ...[Details]
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据外媒报道，对于自动驾驶汽车而言，能够快速检测到道路上的其他车辆或行人至关重要。卡耐基梅隆大学（Carnegie Mellon University）研究人员发现，帮助车辆识别其看不到的物体，可以显著提高检测精度。 It’s obvious that objects in a person’s line of sight can block or obscure objects furthe...[Details]
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Foreign media reported that although the September press conference just ended, Apple is likely to hold a press conference in October to release a new 16-inch MacBook Pro, iPad Pro and Apple TV, as w...[Details]
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On July 4, 2024, CATL officially launched its commercial power battery brand - "CATL Tianxing", and simultaneously released two products, "CATL Tianxing Light Commercial Vehicle (L) - Supercharging...[Details]
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In the control system of servo motors, in order to achieve high-precision control requirements, real-time detection of the motor rotor position is often the key to solving the problem. Photoelectri...[Details]
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Apple has been sued again for antitrust violations. The protagonist of this accusation is still the App Store. Recently, a developer filed a lawsuit in the Santa Clara County Court in Californ...[Details]
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The battery automatic charger shown in the figure uses a single transistor as the simplest window comparator. When the battery voltage is lower than the preset value, the battery starts to be charg...[Details]
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The naming conventions for ARM cores are as follows:
ARM {x} {y} {z} {T} {D} {M} {I} {E} {J} {F} {S}
x: Series
x=7 indicates ARM7 processor;
x=9 indicates ARM9 proce...[Details]
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The following is a summary of what I learned when I modified ST's Custom_HID routine into a "custom USB device" routine. Because I have just started learning USB development, some misunderstandings ar...[Details]
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Capacitor classification and characteristics
Name: Polyester (polyester) capacitor
Symbol: CL
Capacitance: 40p--4u
Rated voltage: 63--630V
Main features: small size, large capa...[Details]
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Driven by the concepts of electrification, networking, and
intelligence
, current car design is undergoing earth-shaking changes. The three are progressive, and electrification allows the n...[Details]
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This article is translated from NewElectronics The next generation of IVI (In-Vehicle Infotainment) is expected to support new in-car experiences, providing manufacturers with a key differentiator ...[Details]
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At present, embedded processors based on ARM micro-core have become the mainstream in the embedded system market. With the widespread application of ARM technology, building an embedded operating ...[Details]
Discrete Device
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