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The timer of STM32 is a powerful module. The frequency of timer is also very high. The timer can do some basic timing, PWM output or input capture function. From the system framework diagram, there ar...[Details]

      For Apple, it is indeed not an easy thing to make changes to its own lightning interface, because it means giving up billions of dollars in profits. 　　According to the latest report from fore...[Details]

Meetings are the main activity in daily office work. In 2018, according to IDC data, the sales volume of smart tablets in the entire Chinese smart conference market reached 170,000 units, with a sale...[Details]

Sony (China) Co., Ltd. officially released the new generation of image quality flagship full-frame mirrorless Alpha 7R IV (model name: ILCE-7RM4). Alpha 7R IV inherits the lightweight and portable bo...[Details]

Introduction Implement a simple password lock based on the LCD1602 display and matrix keyboard learned before. Schematic Please read the previous article LCD1602: C51 MCU Study Notes LCD1602 Ma...[Details]

      On May 14, ZTE A41 5G with model number ZTE A2023BH appeared in China Telecom's terminal product library yesterday. It has two versions: 8GB+128GB and 8GB+256GB, and is available in three color...[Details]

"Multimeter" is the abbreviation of multimeter, which is an indispensable tool in our electronic production. Multimeter can measure current, voltage, resistance, and some can also measure the magnifi...[Details]

　  Users who have been using Apple devices for a long time often go through this process: At first, they may only have an iPhone or a Mac, but over time, they have various products around them, such ...[Details]

We know that the operation process of the oscilloscope is roughly as shown in the following figure: We input a signal to the oscilloscope through the probe. After the measured signal passes through...[Details]

On December 2, Xiaomi Group announced that it would issue bonds and place shares in Hong Kong to raise up to US$4 billion. After the financing plan was implemented, Xiaomi's stock price once plunged ...[Details]

On April 10, Zhongjing Electronics released its 2019 annual report. The company's revenue was 2.099 billion yuan, a year-on-year increase of 19.16%; the net profit attributable to shareholders of the...[Details]

Astera Labs, a pioneer in intelligent system connectivity solutions, has announced that it has expanded its focus to address performance bottlenecks in data-centric application systems. The new Aries...[Details]

1. General introduction; A single-chip microcomputer is a large-scale integrated circuit chip. Nowadays, when introducing single-chip microcomputers, the MCS-51 single-chip microcomputer is ge...[Details]

      The Honor 70 series is scheduled to be officially released on May 30, when it will bring three mobile phones: Honor 70, Honor 70 Pro and Honor 70 Pro+. 　　Recently, the well-known digital blogge...[Details]

1. Kernel modification ------------------------------------------------------------ Make the Bluetooth core into a module. And configure as follows, Blueto...[Details]