[i=s]This post was last edited by Steve-George on 2022-10-21 17:47[/i]1. Historical Background and Demands
In recent years, fire accidents in large buildings have occurred frequently, causing a large ...
1. Introduction
Civil aircraft usually use high frequency (HF) communication antennas for long-distance communication between air and ground. Early high frequency communication antennas mainly include...
Please give me some advice on how to make a boost circuit, from 24VDC to 100VDC, 0.3A.
Is the circuit operating in DCM mode or CCM mode? What is the appropriate switching frequency?...
After several articles, the three major Linux transplants have been completed: uboot, kernel (including dtb) and rootfs . Except for uboot which is burned in SD, the others are in the nfs server of th...
I have bought two Gaoyun FPGA development boards from Sipeed before. The onboard emulator is implemented with a domestic MCU. Because the microcontroller only supports USB-FS, the logic analyzer is sl...
Newbie, please advise: Which model of MSP430FR6972 development board is suitable?This content is originally created by EEWORLD forum user Kitagawa Ichiro. If you want to reprint or use it for commerci...
In order to strengthen the safety management of electrochemical energy storage power stations and further promote the healthy and orderly development of my country's energy storage industry, the Na...[Details]
Preface
The fire alarm network monitor is an intermediate device between the fire alarm system and the city fire alarm network monitoring center. It completes the information forwarding betwee...[Details]
OFweek Cup · OFweek 2023 China
Robot
Industry Annual Selection (abbreviated as OFweek Robot Awards 2023) is jointly organized by OFweek, China's high-tech industry portal, and its authorita...[Details]
Jitter measurement has always been called the highest realm of oscilloscope test measurement. The most intuitive traditional jitter measurement method is to use afterglow to view the changes in the...[Details]
This paper designs a 20MHz
crystal oscillator
using SMIC 0.18μm technology
. The crystal oscillator consists of two parts: the oscillation main circuit and the oscillation amplitud...[Details]
How it works
James Clerk Maxwell first introduced the technique of using capacitors to simulate resistors in 1873 when he connected a galvanometer in series with a battery, an ammeter, and a ...[Details]
STM8S has built-in EEPROM, which is a good resource for products that require large memory. The following is what I have personally figured out and verified to be OK. You can use it with confidence i...[Details]
Yunhui Capital is a private equity investment management company founded in 2015 by five former senior bankers from Goldman Sachs. To date, Yunhui Capital has managed funds worth nearly RMB 10 billio...[Details]
【Test principle】 Tektronix loop response test solution uses an arbitrary wave function generator AFG to provide a single source to sweep the specified frequency range and draw the amplitude and phase...[Details]
Huawei has officially announced that it will launch its first vertical folding screen mobile phone - Huawei P50 Pocket at the winter flagship new product launch conference on December 23. Guan X...[Details]
step
To create the STL function block "STL-Conveyor", follow these steps:
1. Open the "Program blocks" folder in the project tree.
2. Double-click "Add new block".
3...[Details]
Recently, ChatGPT has been soaring on the Internet. It took only two months from its launch at the end of November last year to over 100 million monthly active users. It can not only obtain a US me...[Details]
Let’s look at the following picture: Figure 1: Circuit 1 In Figure 1, we use switch K to short-circuit the two ends of resistor R2, and then use a multimeter to measure the voltage drop between en...[Details]
The A4938 is a complete three-phase brushless DC (BLDC) motor pre-driver that provides outputs for direct high-current gate drive of all N-channel power MOSFET three-phase bridges. The device featu...[Details]
On November 1, the Guangzhou Municipal Bureau of Industry and Information Technology issued the "Implementation Plan for Promoting the Construction of New Energy Storage Industrial Parks in Guangzh...[Details]