The power supply and disconnection of 12V door locks (such as magnetic locks, cathode locks, etc.) are controlled by relays. The back electromotive force generated by the door locks every time they sw...
The external FLASH of STM32F746GDiscovery is broken. I want to replace it with a new one, but I can't blow it off with an air gun. I tried twice, but I couldn't blow it off. The first time I tried, I ...
[b]Aerial photography drones can only be multi-rotor drones? Parrot stands up and gives you a fixed-wing Parrot Disco... [/b] [color=#444444][backcolor=rgb(255, 255, 255)][font=Verdana, Arial, sans-se...
The previous article introduced the use of LCD screen. This screen also has a touch function. This article will introduce the use of the touch function of LCD.
There is a lot of content about touch, w...
Recently, Vanadium Resources Limited, listed on the Australian Stock Exchange, and China Energy International Group Co., Ltd. (CEIG) signed a memorandum of understanding (MOU) to exclusively negotiate...[Details]
NI proposed the concept of virtual instruments in the 1970s. Virtual instruments are computer instrument systems designed by users on a computer-based platform, with virtual panels and software to im...[Details]
BOE's first digital art museum opens in Suzhou to help create a new highland for the digital culture industry in the Yangtze River Delta On February 27, BOE's first full-scenario digital art museum...[Details]
Clamp meters and multimeters are used in different situations, so we cannot use one standard to judge which of the two meters is better. Clamp ammeter The clamp ammeter is mainly used to meas...[Details]
Use "AI+
Robots
" to solve the labor shortage problem?
With the rapid development of AI and automation technologies, the manufacturing industry is facing unprecedented opportuniti...[Details]
The MAX11040K/MAX11060 are 24-/16-bit, 4-channel, simultaneous sampling, digital-to-analog converters (ADCs). The devices allow simultaneous sampling of up to 32 channels using a built-in feature t...[Details]
The three types of LED devices we talked about before, such as running lights, digital tubes, and LED dot matrices, are all LED devices. In this class, we will learn about LCD display devices - 1602 ...[Details]
1. The ATmega16 microcontroller has a 512-byte EEPROM inside, which is an independent data space. Data is read and written in units of one byte, and the EEPROM operation is implemented through dedicat...[Details]
Task: Use the timer interrupt experiment, TFT LCD display experiment, OLED display experiment and key experiment to display the perpetual calendar on the 32-board display screen, which can display th...[Details]
After the key is pressed for the first time, the buzzer sounds; After pressing the key for the second time, the buzzer stops. #include reg52.h sbit beep=P1^5; sbit key=P3^1; unsigned int mode; /...[Details]
Recently, the incident of ZTE being sanctioned by the United States has touched the "pain" in the hearts of the Chinese people, and has also sounded the alarm for our long-term dependence on others...[Details]
1 Introduction In the design and debugging process of automatic control systems, sine waves, triangle waves and square waves of different frequencies are often used as signal sources, and their app...[Details]
What we are discussing today is actually an old topic in market economics, that is, how to build a competitive and active market ecology. However, this topic has been mapped to the field of integra...[Details]
01
Information security requirements
This chapter mainly introduces the information security requirements from four aspects: hardware security, system security, communication security, an...[Details]
Analog electronics
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