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...
From being a global leader to losing the market, Korean battery manufacturers have always wanted to regain the lost market and dignity, but facing Chinese battery manufacturers represented by CAT...[Details]
Wave soldering is a crucial electronic component soldering technique used in the production of a wide range of electronic devices, from home appliances to computers to avionics. The process is wide...[Details]
To understand why car engines need gearboxes, we must first understand the characteristics of different types of engines. An engine refers to a machine that can convert a form of energy into kineti...[Details]
White light LEDs are voltage-sensitive devices. In actual operation, their upper limit is 20mA. However, the current often increases due to various reasons during use. If no protective measures are...[Details]
Robotics
has become
LiDAR
's "second growth curve."
While LiDAR was still battling with its "pure vision" rivals in the automotive field, another field ignited the demand f...[Details]
The Automotive Testing and Quality Assurance Expo (ATE 2025) will open on August 27th. At the expo, Rohde & Schwarz (R&S) will showcase six automotive testing solutions, themed "Intelligently Drivi...[Details]
On August 22, the National Energy Administration released the latest data, showing that by the end of July 2025, China's total number of electric vehicle charging infrastructure will reach 16.696 m...[Details]
The all-new MG4 was recently officially announced on the Ministry of Industry and Information Technology's (MIIT) new vehicle announcement. The all-new MG4's semi-solid-state battery version addres...[Details]
As AI accelerates across industries, the demand for data center infrastructure is also growing rapidly.
Keysight Technologies, in collaboration with Heavy Reading, released the "Beyo...[Details]
The MCX E series is the most reliability- and safety-focused series in NXP's extensive MCX product portfolio.
With the launch of this series, NXP has further enriched its 5V-compatible MCU pr...[Details]
Teletrac Navman has launched the Multi IQ dashcam, a cloud-based solution designed for large commercial vehicle operators. It connects up to five cameras to cover the vehicle's interior, sides, and...[Details]
On August 21st, BYD announced the launch of its next-generation "Little White Pile" product, the "Lingchong"
charging
pile
, which is now available for general sale. This charging pile feat...[Details]
In the period after the switching power supply achieved the "20 kHz" revolution in the 1970s, although improvements and enhancements were made in circuit technology, the development level of the se...[Details]
Renesas Electronics' new ultra-low-power RA4C1 MCU features advanced security and a dedicated peripheral set, making it ideal for metering and other applications.
The new product mee...[Details]
As a pioneer in the new smart home concept, robot vacuums have captured a significant market share. Robot vacuums, also known as automatic sweepers, smart vacuums, or robot vacuums, are smart home ...[Details]