Connect the LED light. Because the power supply can only provide 5V, the three LEDs need 12V to light up. I removed one LED so that 5V can also light up. After connecting, fix it with insulating glue ...
In order to facilitate testing, a PCB expansion board was designed and proofed. The board is designed with female headers corresponding to the pin headers of the STM32F401 development board, so that t...
In a world where everything is connected, more and more electronic devices that can understand speech are coming into our sight. In devices such as smartphones, tablets and laptops with Siri or Cortan...
The evaluation has finally come to an end. In order to achieve the goal of uploading indoor temperature, humidity and atmospheric pressure data to the cloud based on the Essence NB-IoT development boa...
When the servo drive system is loaded, the current waveform follows very well, the current is saturated, and the speed waveform oscillates when it starts (there are two waveforms, one from 0 to 2000 r...
TF International analyst Ming-Chi Kuo tweeted this evening that China's major Android phone brands have cut orders by about 170 million units this year, accounting for 20% of the original 2022 shipme...[Details]
The South China Morning Post reported that Foxconn's Zhengzhou plant, the largest Apple iPhone OEM, is operating in shifts around the clock and has asked employees to cancel their Mid-Autumn Festival...[Details]
The sudden outbreak of the epidemic has changed the life trajectories of many people. As more and more people wear masks, the contradictions of iPhone users have begun to emerge. That’s right...[Details]
With the rapid development of society, fire has caused great harm to human production and life. Smoke alarms are used to monitor the concentration of smoke in the environment so that people can fi...[Details]
In MCU development and application, engineers need to test the MCU's capabilities. The common practice is to use Benchmark programs to test. However, when doing benchmark tests, the compiler's opti...[Details]
Intelligent and connected cars are changing rapidly, and in-vehicle connected functions and products based on user needs are emerging in an endless stream. The intelligence and connectedness of cars ...[Details]
With the development of science and technology, especially the development of modern instruments, miniaturization, integration and digitization are becoming an important direction for the developmen...[Details]
DMS (Driver Monitor System) is the abbreviation of driver monitoring system. It refers to an information technology system that monitors the driver's fatigue state and dangerous driving behavior arou...[Details]
FP6188 is a synchronous buck regulator with input up to 23V. It has built-in Power NMOS with 130mΩ internal resistance, excellent load and line regulation capabilities, and can achieve 2A continuou...[Details]
The Qichacha APP shows that on February 23, Shanghai Kunyou Optoelectronics Technology Co., Ltd. underwent industrial and commercial changes, adding several new shareholders including Hainan Yunfeng ...[Details]
Abstract: This paper mainly introduces a home intelligent control system based on the ARM-Linux platform of embedded system and GPRS technology. ZigBee technology is used to build a home wireless ...[Details]
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Program function: Multifunctional digital clock based on STM32 (Chinese version)
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Annual Review | Intel uses "core" to accelerate sustainable development Let’s pursue Intel’s “green footprint” together Over the years, Intel has always regarded fulfilling corporate social respon...[Details]
On October 28, Shenzhen Huangting International Enterprise Co., Ltd. announced that in order to better promote the business development of Yifa Power, the company's investment and acquisition plan of...[Details]
Introduction
This application note provides a reference design for a low-power projector RGB LED driver. Based on the single-chip MAX16821, a high-current LED driver is built, which can provide up t...[Details]
DIY/Open Source Hardware
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