1. The NB-IoT standard has four major characteristics : First, wide coverage, which will provide improved indoor coverage. In the same frequency band, NB-IoT has a gain of 20dB over the existing netwo...
[i=s]This post was last edited by Xiao Yuwen on 2021-6-29 17:02[/i]Purpose: To collect a piezoelectric sinusoidal signal of about 100 Hz. I want to output a pulse at the voltage peak with adjustable p...
256 bits of data are input serially and then output through a 16-bit register. Now I modify one of the 16 bits and then output it.
I wrote this in VHDLif (s16_register = x"0088") then -- Determine if ...
The resistor R and the capacitor C are connected in series to the input signal VI, and the capacitor C outputs the signal V0. When the RC (τ) value and the input square wave width tW satisfy: τtW (gen...
[i=s]This post was last edited by RCSN on 2020-7-22 22:22[/i]The author needs to use lgvl for this evaluation. It just so happens that the board he made before has successfully ported it. ESP32-S2 Dev...
From Wuhan to the whole country, the epidemic is affecting the hearts of the people of the country, and also the hearts of all Canon people. On January 30, Canon (China) Co., Ltd., Canon Medical Syst...[Details]
Apple announced last week that chief designer Jony Ive will leave later this year to set up his own independent design company. As Ive's successor, Apple's "number two" COO Jeff Williams will take ov...[Details]
Transformers are one of the most common power equipment in the distribution network. They are also the most common power equipment in grassroots management. As a grassroots manager, the normal operat...[Details]
Recently, when debugging UCGUI and UCOSII, the program died inexplicably. I used JLINK to debug and found that it entered HardFault_Handler. There were two main reasons: stack overflow and array out o...[Details]
1 Introduction
FBG is the abbreviation of Fiber Bragg Grating, which means fiber Bragg grating.
The grating with periodic spatial phase distribution formed in the fiber core actually forms a n...[Details]
Code: /* The first example of C language Question: There are 1, 2, 3, and 4 numbers. How many different three-digit numbers can be formed without repeated numbers? How many are they? Program anal...[Details]
On January 23, researchers from Tsinghua University developed a liquid metal memory named FlexRAM. The research has been published in the journal Advanced Materials.
▲ Image source: Tsin...[Details]
1. Introduction As human society enters the knowledge economy era, information and knowledge dissemination have become real-time, and the display technology of terminal equipment used to realiz...[Details]
On July 10, the reporter learned from the 200MW/800MWh new energy storage project construction promotion meeting jointly held by Pingdingshan High-tech Zone and Henan Newway Technology Co., Ltd. that ...[Details]
1 Introduction
Due to the increasingly serious energy crisis in the world, light-emitting diodes (LEDs) have been highly valued as a high-efficiency light source. White light LEDs have bee...[Details]
introduction Today, advances in low-power electronics allow battery-powered sensors and other devices to be placed far from the grid. Ideally, to truly be independent of the grid, the need to ...[Details]
In the current situation of industry development difficulties, the layout of emerging markets has become the key to breaking the deadlock. In addition to the mainstream incremental markets that have a...[Details]
In order to monitor the environment around underwater robots, a design scheme for an underwater robot environment monitoring system based on PC104 and C8051F120 was proposed, and the system's softwar...[Details]
According to foreign media GSMArena, the full specifications of the Samsung Galaxy M52 5G mobile phone were exposed today. According to the whistleblower Ishan Agarwal, the phone will be equipp...[Details]
It is often assumed that components of electric vehicles would be state-of-the-art, and charging barriers are no exception. After all, charging a car is a frequent, daily necessity. Charging operat...[Details]
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