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Mobile TV is increasingly entering the lives of people around the world. However, due to the regional characteristics of broadcasting and television, each region has formed its own standards and op...[Details]

Interrupts are divided into external interrupts and timer interrupts; The interrupt source has a trigger condition, and an interrupt will be generated when the condition is met. Different interrupt...[Details]

Why do IOMUXSoc chips have so many pins? Each pin corresponds to a specific function. For example, controlling a motor requires motor function pins 1 and 2, and controlling a sensor requires sensor f...[Details]

Preface The main control board STM32F302R8+driver board X-NUCLEO-IHM07M1+brushless DC motor WR36BL61 adopts six-step commutation method to realize the forward and reverse drive of the motor. ...[Details]

1-4-1. Working principle of parallel switching power supply Figure 1-11-a is the simplest working principle diagram of the parallel switching power supply, and Figure 1-11-b is the waveform of the ou...[Details]

Comparative Analysis of Reactive Current Detection Methods Abstract: Based on the instantaneous reactive power theory, a unified closed-loop and open-loop model of harmonic and r...[Details]

According to the conversion function, DC-DC converters are divided into two types: one is a voltage-voltage converter, and the other is a current-current converter. The speed regulation requirement...[Details]

Today, the iQOO Z1, which many people have been looking forward to, has finally been released. This phone not only has powerful performance and supports 5G networks, but also launched a limited editi...[Details]

Ordinary digital multimeters rely on manual operation to complete the conversion between AC and DC measurements. The new DT860D digital multimeter uses the NJU9207F automatic range conversion chip ...[Details]

Image recognition by machine vision is to use robots to analyze and process images to achieve different goals. Most of the research on industrial quality issues requires one-on-one analysis, so her...[Details]

      Abstract: This paper introduces the overall structure of the electrolyte analyzer and the design of the LCD display part in the development of the electrolyte analyzer. It includes the overall ...[Details]

When it comes to the most popular technology brands, consumers always think of star companies such as Apple, Samsung, TSMC, and Qualcomm. They promote themselves extensively, produce exquisite advert...[Details]

Nowadays, under the advocacy of the concept of green lighting, various lighting technologies continue to emerge. Fiber optic lighting and LED lights, as emerging lighting technologies, have always ...[Details]

Finally, I made an oscilloscope based on STM32! I originally wanted to use an external high-speed AD to make an oscilloscope with a 1Mhz sampling rate. Since I had no experience in making oscilloscop...[Details]

Investment bank Cowen has tracked stronger demand for the iPhone 12 series and predicts that Apple could have a blockbuster holiday quarter - producing nearly 80 million iPhones. Based on strong in...[Details]