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1. When the INT0 of the microcontroller enters the low-level trigger mode, the corresponding interrupt service program is entered, and the P0 port is used as the output port. 8 light-emitting diodes ...[Details]
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0 Introduction
The oscilloscope is an electronic measuring instrument with a wide range of uses. It can transform invisible electrical signals into visible graphs, making it easier for people to stu...[Details]
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Today's network equipment designers face the pressure of rapidly shortening development time and strict cost constraints, but they are still expected to break through performance limitations and incr...[Details]
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Introduction In daily test and measurement, data acquisition cards are often used to collect data. However, many data acquisition cards often complete data transmission through the PCI bus, which has...[Details]
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Siemens' OB100, OB101, and OB102 represent warm start, hot start, and cold start respectively.
Let us explain these methods.
01 Warm start (complete restart)
Complete restart startup...[Details]
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Lithium-ion batteries often form needle-like structures between electrodes, causing the battery to short-circuit or even cause fire. Recently, a research team has found a way to grow and observe lith...[Details]
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According to foreign media reports recently, the CHAdeMO Association and the China Electricity Council (CEC) are developing a new global fast charging standard with the support of the Chinese and Jap...[Details]
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Improved circuit of Sanyo DC-SL mini stereo
I have a Sanyo DC-Sl mini stereo in my bedroom. I have been using it for years. Although it does not have the popular VCD/DVD playback a...[Details]
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According to the STM32 reference manual: "The independent watchdog (IWDG) is driven by a dedicated low-speed clock (LSI) and remains effective even if the main clock fails. IWDG is most suitable for a...[Details]
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The Wall Street Journal reported that China is considering the contents of the "unreliable entity list" for the United States, and Huawei's main competitor Cisco will be included in this list. At a t...[Details]
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The phrase "win with strategy" is particularly important for auto giants. Recently, GM China and Toyota China have expressed their development strategies in China through "Technology Day" and "Techno...[Details]
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In the previous lecture, we introduced the working principle and development process of single-chip microcomputers by describing an experiment of using a single-chip microcomputer to control an ext...[Details]
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1 Working principle of dual-loop
current-
type PWM controller
Dual-loop 24V
power supply
The current-type pulse width modulation (PWM) controller adds a cu...[Details]
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1 Introduction
In order to cope with the energy crisis and slow down global warming, many countries have begun to pay attention to energy conservation and emission reduction and the de...[Details]
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With the widespread application of automotive LEDs,
the automotive industry
has witnessed the transformation from ordinary light sources to LED light sources.
Driven by the megatrends of...[Details]
RF/Wirelessly
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