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Solid-state lighting (SSL) product development is more than just LEDs and driver electronics. Richie Richards explains how to evaluate the complex design factors, including material selection, ther...[Details]
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Automotive-grade crystal oscillators are crystal oscillators specially designed for automotive electronic systems. Two main conditions need to be met: first, they must pass AEC-Q200 certification t...[Details]
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“OPPO is more than just a mobile phone company” At the end of last year, OPPO founder and CEO Chen Mingyong defined OPPO's strategic positioning for the next decade in Shenzhen. In fact, people in t...[Details]
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Low operating current and low shutdown current help maximize mobile phone battery life
Nijmegen, June 23, 2022: Nexperia, the expert in essential semiconductor devices, today announc...[Details]
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introduction
Liquid crystal displays are mainly composed of LCD (liquid crystal panel) and backlight. Because LCD itself does not emit light, it needs to use external light sources to achieve ...[Details]
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The preprocessor in the Cx51 compiler processes the instructions in the source program file. Cx51 supports all ANSI C instructions.
Directives
Preprocessor directives cannot be preceded by spaces a...[Details]
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introduction Every friend who has been in contact with PC since the 286 era must have deeply experienced the convenience brought to our lives and work by the leaps and bounds of computer technology. ...[Details]
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Using PWM output to drive a brushed DC motor: Loss thinking
Since PWM drive is a pulse drive, its power consumption is only the average of the power consumption during the voltage application ...[Details]
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In the past, in order to enrich the functions of cars, car companies have been installing various ECUs (electronic control units) on cars. It is reported that from 1993 to 2010, the number of ECUs us...[Details]
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A detailed configuration list corresponding to the Mate 30 Pro was exposed abroad, which corresponds one by one to the current mainstream rumors. If you are interested, you may want to take a look. S...[Details]
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As a new generation of solid-state light source, light-emitting diode (LED) has many advantages such as long life, high efficiency and energy saving, and green environmental protection, and is widely ...[Details]
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The single-phase relay protection tester is suitable for single-circuit empty contact or energized contact disconnection, closing time measurement, positive and negative pulse width measurement, dual...[Details]
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Address remapping of ARM chip Mapping means one-to-one correspondence. Remapping is to reallocate this one-to-one correspondence. We can regard the memory as a black box with output and input ports. A...[Details]
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Introduction
Blood pressure is an extremely important health indicator, and the accuracy of blood pressure measurement is directly related to people's health. The country has listed sphygm...[Details]
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With the development of automotive ADAS, the requirements for vehicle-mounted data transmission rates are getting higher and higher. The corresponding Ethernet transmission rate has reached more th...[Details]