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Apple's official website officially launched the new iPhone SE on the evening of April 15. It is equipped with a 4.7-inch Retina HD display, powered by an A13 Bionic chip, and available in three colo...[Details]

The well-known data research organization IDC released the "IDC China Smart Speaker Device Market Monthly Sales Tracking Report". From January to April 2020, domestic smart speaker sales were 10.56 m...[Details]

1. Label IDATALEN EQU 80H ; the length of IDATA memory in bytes. Here IDATALEN is just a label, not the same as idata! If you want, you can change IDATALEN in this program to labels such as dog, ...[Details]

Autonomous mobile robots (AMRs) and automated guided vehicles (AGVs) are robots with mobility, perception, and connectivity that are used to transport and move loads of various weights and sizes, a...[Details]

Microcontroller beginners are generally not very clear about DATA, XDATA, BDATA, IDATA, CODE in C51 language, because there is no such thing in the C language of microcomputers, and it is difficu...[Details]

The X-ray flaw detector is mainly used to detect whether there are defects (cracks, sand holes, pores, white spots, inclusions, etc.) inside the machined parts, so as to determine whether the workpiec...[Details]

u-boot2011.03 supports s3c2440, and the registers are defined in s3c24x0_cpu.h in the arch/arm/includer/asm/ directory. The code contains the s3c2410 read and write nandflash functions, so it ...[Details]

0 Introduction In the early 1980s, the German company BOSCH proposed the Controller Area Network (CAN) to solve the signal transmission problem inside the car. Due to the excellent stabili...[Details]

　　According to market research institutions, China's demand for LED general lighting will reach US$10 billion by 2015 and US$22 billion by 2020. It is an inevitable trend for LED lighting to graduall...[Details]

FPGA is an efficient means of implementing digital signal processing. In the field of high-bandwidth signal processing, FPGA technology can achieve higher computing speeds than general-purpose DSP chi...[Details]

On December 19, Qinghai Electric Power Maintenance Company completed the intermediate acceptance of the ±800 kV Qinghai-Henan UHV DC project (Qinghai section) transmission line tower, strictly cont...[Details]

Currently, stocks related to the electric vehicle industry are still in a sharp decline, which continues to impact related investors. Last week, Tesla's stock price fell for four consecutive days, do...[Details]

1. Basic composition of MCS-51 microcontroller There are many kinds of MCS-51 single-chip microcomputer chips, such as 8051, 8031, 8751, 80c51, 80c31, etc. It consists of a central processing uni...[Details]

According to the news from Chedongxi on October 9, the Royal Swedish Academy of Sciences announced this afternoon that the 2019 Nobel Prize in Chemistry was awarded to John B. Goodenough, M. Stanley...[Details]

1. Main indicators of common car inverter products on the market Input voltage: DC 10V～14.5V; output voltage: AC 200V～220V±10%; output frequency: 50Hz±5%; output power: 70W～150W; conversion efficien...[Details]