[i=s]This post was last edited by damiaa on 2022-9-4 13:57[/i][Telink's new generation low power consumption, high performance, multi-protocol wireless kit B91 review] Unboxing + lighting
I received t...
Qorvo was among the 4,400 exhibiting companies at the Consumer Electronics Show this year, showcasing innovative products and solutions in the exciting area of IoT, Wi-Fi 6 and V2X. This post provides...
What are your wishes and expectations for EEWorld in the new year ? What do you want to say to your friends and yourself? Don't be stingy with your blessings, look forward boldly, describe your new ye...
The Netherlands hacker camp MCH2022, which will take place on July 22, will feature the MicroPython programmable badge below. It has an ESP32 and a Lattice FPGA with a color display.https://mch2022.or...
Digital oscilloscopes (DSOs) have many distinct advantages over analog oscilloscopes. Digital oscilloscopes can sample, digitize, and store waveforms, helping you measure, analyze, and archive signal...[Details]
The rumor that the Samsung Galaxy S21 Ultra will support the S Pen has been around for a long time, and some time ago, a Samsung executive hinted that this speculation was true. Now the Galaxy ...[Details]
principle: Because there are 8 digital tubes, we must use a 38-bit decoder to save the resources of the microcontroller. Here we will briefly introduce the principle of the 38-bit decoder, and then...[Details]
For complex waveforms, a spectrum analyzer or a Fast Fourier Transform (FFT) of the waveform can determine the spectral sinusoids present in the waveform. The Nyquist theorem states that for a signal...[Details]
Overview: E-Beam (electron beam) lithography is the next generation of maskless semiconductor process. Maskless lithography can break through the current 20nm or smaller process limitations. The E-Be...[Details]
1. Chip heating
This is mainly for high-voltage driver chips with built-in power modulators. If the chip consumes 2mA of current and a voltage of 300V is applied to the chip, the power consump...[Details]
High-side SmartFETs are becoming increasingly popular due to their ease of use and high level of protection.
Like standard MOSFETs, SmartFETs are well suited for a wide range of automotive appl...[Details]
This article aims to analyze some of the challenges encountered in the manufacturing and testing of 4G LTE and LTE-Advanced devices. These challenges are both technical and economic. Knowing which def...[Details]
The LED can be turned off by using the shutdown control pin of MAX684 or the enable control pin of MAX1916. For white LEDs with a forward voltage of 3.5 to 4.2V (at 20mA), a boost converter is usuall...[Details]
KRi RF ion source is used in the coating process of vehicle camera lenses to achieve anti-reflection of vehicle lenses and anti-reflection of plastic lenses.
The coating of vehicle lenses is ve...[Details]
1. Experimental Purpose 1. Understand the working principle of the three-cup wind speed sensor; 2. Display the wind speed measured by the three-cup wind speed sensor (the wind is provided by the fan...[Details]
The output voltage range of LM117 ($6.1155) / LM317 ($0.2142) is 1.2V to 37V, and the maximum load current is 1.5A. It is very simple to use, and only a few external resistors are required to...[Details]
STVD compiles the stm8s project and reports the following error: Running Linker clnk -l"C:Program Files (x86)COSMICCXSTM8Lib" -o Debugstm8s_sx1276.sm8 -mDebugstm8s_sx1276.map Debugstm8s_sx1276.lkf...[Details]
On October 16, the second Midea Visionary Conference was held in Shunde, Foshan. Academician of the Chinese Academy of Sciences and professor of Huazhong University of Science and Technology Ding Han,...[Details]