uchar keyscan() {uchar cord_h,cord_l;P1=0xf0;if(P1!=0xf0){delayms(10);if(P1!=0xf0){cord_h=P10xf0;P1=cord_h|0x0f;cord_l=P10x0f;while((P10x0f)!=0x0f);return (cord_h+cord_l);}}return(0xff); } It is wrong...
Share a super nice and shocking epic background music, super shocking! "Victory - Two Steps From Hell" Baidu Cloud online listening or download: [img]file:///C:\Users\ADMINI~1\AppData\Local\Temp\[5UQ[...
One-button multi-function simplified designMainly to achieve one-click multi-function, familiar with C language instructions!
The program function is to control the on and off of ten lights separately...
I would like to ask the experts, what kind of control should be used to design the file dir interface of the form: /windows/my music/xxx.mp3, especially what control should be used for the two lines x...
I am a beginner at Altium Designer and I found that the default package of the three-row DB15 in AD10 is like this:Looking at this image, it is a two-row package. Could you please tell me if it is set...
Dual-mode inverters can operate both in conjunction with the grid and independently. These inverters can inject excess energy from renewable energy and storage devices into the grid, and withdraw p...[Details]
The problem of dynamic sealing of equipment always exists with the operation of the equipment. Today, we have specially sorted out the various commonly used sealing forms, usage scope and character...[Details]
A parallel inverter consists of two thyristors (T1 and T2), a capacitor, a center-tapped transformer, and an inductor. The thyristors provide a current path, while the inductor L maintains a consta...[Details]
In recent years, many people have switched to new energy vehicles, and this type of vehicle has indeed been highly sought after and is considered the future direction of automobile development, and...[Details]
The mass production process of the new generation of cockpit platform has started, and the smart cockpit market has entered a new bonus cycle of technology iteration and platform upgrade.
...[Details]
New energy pure electric vehicles generally accelerate faster than comparable fuel-powered vehicles, both from a standing start and while accelerating. Many believe this is simply due to the motor'...[Details]
summary
There are multiple approaches to making industrial systems more intelligent, including applying artificial intelligence (AI) technology at the edge and in the cloud to sensor...[Details]
According to foreign media reports, Ford Motor has applied to the U.S. Patent and Social Security Office (USPTO) for a patent for a door anti-collision system that may be used in future Ford vehicl...[Details]
Shenzhen Baowei Power Supply high frequency pure sine wave power, communication inverter power supply has two communication interfaces, RS232 and R485 interfaces, their functions and characteristic...[Details]
Tools/Materials
Yitong Chuanglian MODBUS to PROFIBUS Gateway YT-PB-03
Siemens s7-300
This article describes how to configure the YT-PB-03 MODBUS to PROFIBUS gat...[Details]
Nidec Precision Testing Technology Co., Ltd. will participate in "Testing Expo China—Automotive 2025" to be held at the Shanghai World Expo Exhibition and Convention Center from August 27 (Wednesda...[Details]
When it comes to batteries, they're no strangers to car owners. But how should batteries be maintained? How often should they be replaced? What bad habits can affect their lifespan? And what's the ...[Details]
According to reports from Xinhua News Agency, Tianjin University official website and other media, Chinese researchers have recently broken through the bottleneck of energy density and application ...[Details]
Bosch, an "old money" company, is radical in its investment in new technologies.
Bosch announced at this year's Technology Day that it will invest more than 2.5 billion euros (about 21.1...[Details]
Photovoltaic water pump inverter, photovoltaic water pump control system and control method
This application provides a photovoltaic water pump inverter, a photovoltaic water pump control sys...[Details]
51mcu
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