Almost all designers of ultra-low-power systems are concerned about battery life. How often does a fitness tracker battery need to be recharged? And for a disposable battery system, how often does a t...
Author | Wang HuidongPreface:This may be a simple action in the work of PCB design engineers, but it is a turning point in the fate of CAM engineers.Text:People who make circuit boards are not afraid ...
[i=s]This post was last edited by 2065462 on 2021-6-2 13:35[/i]Moderator, the attached diagram is a MOS switch control circuit. MAX5048 is a MOS DRIVER, V_M200V is -200V. U11 is ZVN4525, VDSS is 250V,...
I drew the simplest two-layer board this time, using a voltage regulator chip to generate different voltage outputs. I would like to ask the seniors if I can connect all the grounds on the board by la...
Homemade balancing car, main control stm32c8t6, mpu6050 six-axis gyroscope,
Type-C USB firmware update, debug port, 2-way mos full-bridge driver,
Support high current motor drive, OLED large screen di...
When it comes to hacker attacks, most people first think of intrusions at the software and network communication levels. Few people notice that hardware sensors can also be attacked. What is even m...[Details]
1. Problem description: Use STM32CubeMX to configure the FATFS file system based on the SD card, and read and write test files. 2. Test preparation: (1) Test environment: Software platform: STM32Cu...[Details]
1 Basic Concepts of Network Analysis 1.1 Differences between linear devices/systems and nonlinear devices/systems In the process of processing input signals, many devices/systems have linear and...[Details]
Abstract: A portable digital oscilloscope is designed and manufactured, which can measure the frequency and amplitude of any Hertz signal with a period less than 20 MHz, and can also display the signa...[Details]
Nowadays, the whole world seems to be advocating "innovation". Many people believe that Apple is a very innovative technology company. This may have been true in the past, but what about now? Markete...[Details]
The purpose of measuring the DC resistance of transformer windings is to check the welding quality of winding joints and whether there is short circuit between turns of windings; whether the contact ...[Details]
Hardware Differences APROM size is 16KB and 18KB The APROM start address is different ADC clock selectable and sampling time configurable IIC SCL pin hold time extension enable The pins of both a...[Details]
Sina US Stocks News: According to the Wall Street Journal, people familiar with the matter revealed that Apple (204.3, -0.98, -0.48%) has negotiated with Intel (52.43, -5.18, -8.99%) to acquire part ...[Details]
This system requires the design and production of a simple smart electric car. The design plan includes basic requirements, development parts and other innovative parts.
basic requirements
① ...[Details]
The satellite active receiving antenna consists of two parts: the antenna and the low-noise amplifier. During the receiving antenna performance test, due to the limitation of the amplifier gain of the...[Details]
On the afternoon of February 1, the 2024 Maqiao Town Entrepreneurs Association was held in Qizhong Village.
Qiaotian Intelligence
Partner Zhang Chuan and Qiaotian Intelligence Chief Technol...[Details]
The luminous efficiency of LED has reached and is exceeding the level of traditional light sources such as fluorescent lamps and HID lamps, and will gradually become the mainstream light source in th...[Details]
According to Qichacha, Hubble Technology Investment Co., Ltd. (abbreviated as Hubble) has undergone industrial and commercial changes, with its registered capital increasing from 2.7 billion yuan to ...[Details]
Recently, the Chinese Society for Electrical Engineering announced the list of winners of the 2024 Electric Power Science and Technology Award. Tan Yaosheng, deputy director of the Multi-Energy Com...[Details]
Analogue and Mixed Signal
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