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There are many complex technical issues involved in LED lamps, the main of which is the system reliability issue, including LED chips, packaging devices, driver power modules, heat dissipation and la...[Details]
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The infrared waterproof camera is a CCTV surveillance
camera device
that integrates the camera, rain cover, infrared LED light and other components
. The basic principle of its night visio...[Details]
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Ⅰ. Write in front This article uses the latest version (November 2016) of Keil (MDK-ARM) V5.21a development environment and takes the STM32 processor as an example to describe the detailed process of...[Details]
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Contents The present invention relates to a thermal air flow meter including a sensor component composed of a sensor chip including a flow rate detection unit and an LSI for processing a signal detec...[Details]
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Abstract:
This paper introduces the problems faced by an embedded system based on Samsung's ARM7TDMI CPU S3C4510B as the core and μCUnux as the operating system when applied to network transm...[Details]
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Want to break free from the constraints of gravity? Want to practice parkour and run on vertical walls? - Don't look at me with admiration, even though I am the cute and exquisite Wallbots who can ...[Details]
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/****************************************************************
* Watchdog timer register definition
************************************************************/
#define WDTCTL_ 0x0120
sfrw...[Details]
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When reading routines, I often see such code before the main function starts, and I know it is used for debugging. But I am not very clear about it.
int main(void) {
#ifdef DEBUG debug();
#endi...[Details]
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By James Bucklar, Texas Instruments When it comes to watching your favorite TV shows, movies, and sports, I subscribe to the theory that “bigger is better.” The good news is that affordable big-scre...[Details]
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Over the past two years, chip shortages have plagued many industries, and the entire semiconductor supply chain has been working hard to deal with various uncertain events. Last year, the rebound in ...[Details]
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On July 8, Qualcomm announced that it would jointly launch a "Snapdragon Insider" mobile phone with ASUS, equipped with the Snapdragon 888 SoC and many of the latest technologies of Qualcomm pl...[Details]
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#include include.h #include "INTRINS.h" #define OP_CMD 1 // Command opcode #define OP_DATA 0 // Data opcode #define DELAY_TIMES 8 // Delay 2 microseconds #define DELAY_CNT_NUMS 2*DELAY_TIMES // Num...[Details]
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Hello everyone, when it comes to power ripple, I believe it will resonate with many electronic engineers. In this video, we will discuss the related issues of power ripple. First of all, what exact...[Details]
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There are three main dimming methods at present, namely: analog dimming, PWM dimming and thyristor dimming. When using thyristor dimming to dim LED replacement lamps, the existing dimmer circuit can ...[Details]
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In battery-powered applications such as motor drives and switch mode power supplies (SMPS), the power architecture usually requires the ability to disconnect the module from the main power rai...[Details]