A1257WR-S-2P-G

1. Introduction to digital tube scanning This experiment is an extension of the GPIO output function. It uses GPIO to drive the digital tube to perform dynamic scanning to achieve the purpose of disp...[Details]

       On the morning of June 8, Apple recently obtained a new patent that allows users to take photos and group photos remotely. 　　The content of this patent is not difficult to understand. It allow...[Details]

This software can be divided into the following five parts. The first part is the state setting and position monitoring module, in which the driving and power generation state settings of the generat...[Details]

Malicious web crawler attacks increased by 15% during the Chinese New Year, and by 150% during the Japanese New Year. March 16, 2022 - Akamai Technologies, Inc. (Akamai), a global enterprise soluti...[Details]

According to Bloomberg, Intel is in talks with TSMC, Samsung and others to outsource some chip production. According to people familiar with the matter, after the chip process was continuously delaye...[Details]

       A stack is a storage structure with a special access property of "Last In First Out" (LIFO). The stack generally uses RAM physical resources as storage, coupled with a LIFO access interface im...[Details]

Dalian Shiping Group launches 3D AI face recognition access control system solution based on Kneron products On November 16, 2022, Dalianda Holdings, a leading semiconductor component distributor c...[Details]

As mobile phones, MP3, PMP, DC/DV and other handheld electronic products become more and more popular, lithium metal (Li) and lithium ion (Li+) batteries are becoming more and more common. Most of th...[Details]

WeiPhone.com has learned that the long-rumored Wuhan Apple Store has officially appeared on Apple’s official website, showing that it is “opening soon”, but the opening time has not yet been announce...[Details]

September 17th news Apple launched Apple Watch SE for the first time, equipped with a large Apple Watch display, fall detection, advanced fitness features, and Family Sharing Settings with watchOS 7....[Details]

1. Define registers Define the global variable unsigned num Changing the value of num in the subroutine and also changing the value of num in the interrupt will result in unexpected values, which i...[Details]

 1 Fuel supply system     The modification of the original engine mainly involves the modification of the fuel supply and injection system, and a complete natural gas supply system and electronic...[Details]

The Fluke 1735 Power Recorder is an ideal tool for electricians or technicians to conduct energy consumption studies and basic power quality recording. Set up in seconds using the flexible current pr...[Details]

When using a timer in a 51 MCU program, how do you coordinate the entire process among the timer count, timer interrupt function, and while(1) loop? Let me analyze one of the most classic single-ch...[Details]

1. Immediate addressing Immediate addressing is a special addressing mode. The operand itself is given in the instruction. The operand is obtained only when the instruction is fetched. This op...[Details]