I received the module before the holiday, but didn't test it. I unpacked it today and tested it.This module has fewer functions, AT instruction set operation, and no secondary development, so it is aw...
I need a buck-boost solution for a circuit, DC9-32V input, 12V 5A output, buck-boost chip solution. Domestic solutions are better. Who can introduce and provide...
A power management integrated circuit (PMIC) that expands the company’s product portfolio for fast in-vehicle charging of phones, tablets and laptops. The Qorvo ACT4751M is the industry’s first qualif...
What are the main items for Bluetooth signal testing? Frequency offset? Bit error rate? Packet loss rate? Transmit power? What other parameters need to be tested and verified? Which instrument is more...
An inverter is a convenient power converter that can convert 12V DC power into 220V AC power, the same as the mains power, for general electrical appliances. Power inverters have a wide range of...[Details]
About Qicheng
Qicheng Automation Training was founded in 2012 by Gongkong Laogui. The training projects focus on Mitsubishi, Siemens PLC programming system integration, industrial robot progra...[Details]
A digital water temperature control valve based on PIC16C71 single chip microcomputer is designed. The control valve uses NTC thermistor as temperature sensor, and a simple voltage divider circuit is...[Details]
//The program for CS5532-ASZ
//This is a 24bit ADC and PGIA
//Made by OurWay and 2006/03/21
//#include reg51.h
//#include intrins.h
//Define according to actual situation
/...[Details]
For LiDAR companies, it is now a matter of life and death. The focus of the competition is no longer on technology, but on who can be the first to industrialize and put it into mass production. Beca...[Details]
In addition to the eye-catching price war among new energy vehicles in 2024, the update of battery technology has also attracted a lot of people's attention.
Among them, CATL's Kirin bat...[Details]
Magnetron:
The working principle of the device application circuit is shown in Figure 3. It can be used as a door opening light in warehouses, offices or other places. When the permanent magnet...[Details]
On February 10, U.S. time, the U.S. International Trade Commission (ITC) made a final ruling on the trade secret dispute between two South Korean EV battery manufacturers, LG Chem and SK innovation. ...[Details]
Oscilloscope probes have two wires, one for connecting the test circuit to the vertical amplifier of the oscilloscope (called the sensing wire) and the other for connecting the oscilloscope chassis...[Details]
South Korean companies doing business with Huawei have expressed their concerns amid the dual pressure from China, which demands that South Korea continue to supply components to Chinese companies, a...[Details]
Well-known domestic mobile phone manufacturers Huawei and Xiaomi have entered the notebook computer field and released a number of cost-effective products, such as the Redmi Book 14 that was launched...[Details]
Table of contents
UI Design: A Lost Art?
1. Customize the UI appearance
2. Reasonably organize complex UI
3. Tell the user when the program is running slowly
More related r...[Details]
Core Tips
● The first provincial comprehensive energy service center was built: promoting the deep integration of comprehensive energy services and marketing business expansion
● Establis...[Details]
Castrol joins hands with Beijing Jianheng Certification Center and Zhonghong Science and Technology to launch immersion thermal management energy storage solution
(October 16, 2024, Beijing,...[Details]