Portable energy storage power supply, also known as outdoor power supply, is a small energy storage device with a built-in lithium-ion battery. It can provide a power supply system with stable AC/DC v...
Various types of wireless communication technologies support devices to achieve data communication between devices or between devices and serial port servers without cable connection, all of which are...
The current usage is that two 12V systems from different sources share one relay (HF105F), and each 12V output is converted by a transformer and DCDC. The usage scenario is: each 12V system can drive ...
[size=3]The emulator that has been used normally on Windows 7 operating system cannot recognize the driver on Windows 7 after the emulator is upgraded to V3 firmware. After repeated attempts, there is...
Since I have G D32C8T6 and 12864 LCD color screen, and some PCB manufacturers have very favorable policies, I decided to make a music spectrum display for fun.Design goals: small, low cost, battery po...
Universal Asynchronous Receiver/Transmitter UART UART (Universal Asynchronous Receiver/Transmitter) is used for asynchronous communication and can achieve full-duplex transmission and reception. Th...[Details]
Connect 8 independent buttons to the P1 port of the 51 MCU. We can detect the buttons according to the following ideas.
#include reg51.h
main()
{
unsigned char sw;
//unsigned char P1;
/...[Details]
On April 25, DIGITIMES reported that as the penetration rate of electric vehicles is expected to exceed 30% in 2025, the demand for electric vehicle infrastructure is growing rapidly. China, the Unit...[Details]
When programming 80C51 microcontrollers in C, when using sbit to define a bit variable (it seems more accurate to say constant) of a bit-addressable special function register, the compiler will proces...[Details]
Continue to invest in promoting localized innovation and strengthen R&D cooperation with consumer electronics customers Henkel Electronic Adhesives South China Application Technology Center opene...[Details]
The digital insulation resistance tester adopts an embedded industrial single-chip real-time operating system, combining digital analog pointers with digital segment code displays. This series of met...[Details]
In addition to foldable products, Samsung has also applied for patents and trademarks for designs and utilities related to ordinary smartphones. Last week, Samsung Display registered the "Blade Bezel...[Details]
Nidec Intelligent Motion Co., Ltd., a subsidiary of the Nidec Group, has taken the lead in developing an electric clutch ECU for two-wheeled vehicles.
The system can achieve gear shifting in sc...[Details]
Recently, China Unicom announced its operating data for April 2019. The data showed that China Unicom's mobile bill users in April reached 324 million, with a net increase of 1.136 million mobile bil...[Details]
Like SMT, CMP is committed to exploring the coarse-grained parallelism of computing. CMP can be seen as the development of large-scale integrated circuit technology. When the chip capacity is large en...[Details]
On July 28, Nanjing Shangluo Electronics Co., Ltd. announced that it had signed the "Pingtan Fengyuan Juxin Equity Investment Partnership (Limited Partnership) Limited Partnership Agreement" and the ...[Details]
Select the range: The DC current range of the multimeter is marked with "mA" and has three ranges: 1mA, 1omA, and 100mA. The range should be selected according to the current in the circuit. 1. Sel...[Details]
In the previous articles, we directly used the serial port to burn the program into the microcontroller and run it. In this development method, if there is a problem with the program, it is difficult...[Details]
Medical device system designers face many challenges, including reducing size, increasing functionality, and extending battery life of implantable devices while ensuring safety through optimal safety...[Details]
In the evolving automotive industry, in-vehicle infotainment applications need to provide a smooth human-machine interface (HMI) experience. Customers often prefer large touch screens with adv...[Details]
Power technology
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