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At noon on July 14, Zhenhua Technology released its 2021 first half performance forecast, predicting a profit of 471 million to 518 million yuan in the first half of this year, an increase of 100% to...[Details]

1. How virtual memory works In order to make tasks have their own virtual memory mapping, the MMU hardware uses address relocation, that is, before the address accesses the main memory, the memory ...[Details]

"The volume of AR will surpass VR in 3-5 years, and the scale of AR glasses equipment will exceed 100 million in 5 years. Among them, cars will be one of the important application scenarios, and the ...[Details]

1 Introduction Detection technology is one of the indispensable key technologies in the fields of electronics and communications, so detection circuits are also very important in these fields. The ...[Details]

VCR TV on/off control circuit This circuit detects the video signal from the VCR (camcorder). When the VCR is turned on, the video signal is amplified by C3-a and U3-b and drives Q1. This causes...[Details]

The STM32 timer is a powerful module, and the frequency of the timer is also very high. The timer can do some basic timing, and can also do PWM output or input capture functions. Clock source problem...[Details]

Idea: Configure the rising and falling edges of the common IO port to trigger the interrupt, then configure a timer (the period is greater than or equal to the PWM period), and read the timer count i...[Details]

Recently, overseas institutions have reported that Apple's new phone has seen the first wave of order cuts, which will affect Apple's shipments in the first half of 2021 and have an impact on TSMC's ...[Details]

Semtech Corporation (NASDAQ: SMTC) , a leading supplier of high-performance semiconductor products and advanced algorithms, announced the launch of the LoRa Edge™ product portfolio, a new LoRa®-based...[Details]

【Abstract/Introduction】 The recent popularity and attention ChatGPT has received highlights the progress that artificial intelligence has made in impacting everyday life. Has an...[Details]

1. Introduction to ATMEL89S8252 and AD1674: (1) Performance characteristics of ATMEL89S8252: ATMEL89 series MCU is compatible with 8051 series MCU, so it is very easy ...[Details]

1. Glossary CF Carry flag register Overflow of unsigned operation, set to 1 when overflow occurs ZF Zero standard register When the calculation result is 0, it will be set to 1 SF Sign Flag Registe...[Details]

"What exactly is E-CVT?" We often hear the term "E-CVT", but what does it really mean? Let's take a closer look. First of all, we have to make it clear that E-CVT (electronically control...[Details]

On July 4, Toyota announced a major breakthrough in solid-state battery technology. In the future, it plans to halve the size and weight of electric vehicle batteries, and halve the cost. It is expec...[Details]

On October 21, 2024, Ji Guanglin, Executive Deputy Secretary-General of the National Vanadium Titanium Industry Alliance and Dean of the Vanadium Titanium Economic Research Institute, and Zhang Jia...[Details]