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The Android version of Google's Gboard input method has a new feature that allows existing Emoji expressions to be used as elements, combining two expressions into a new Emoji sticker. Google calls t...[Details]

The software and hardware of the microcontroller running water lamp program written in C language can make eight LEDs light up in turn, and the lighting and extinguishing time of each lamp is 1 secon...[Details]

With the continuous development of electronic technology, computer application technology and EDA technology, the development of digital systems using FPGA has been widely used in the fields of commu...[Details]

The 24th China Guzhen International Lighting Fair (Autumn) will be held at the Guzhen Convention and Exhibition Center in Guzhen, Zhongshan, Guangdong from October 22 to 26, 2019. The exhibition is m...[Details]

The standard C language defines 32 keywords, as shown in the following table (32 keywords of ANSI C): 　　C51 has expanded the functions of the microcontroller on this basis. For details, see the fol...[Details]

      I studied MCU for 2 years in college and have used MCU for almost 2 years, but I still have a little fuzzy about its detailed internal workings (maybe the usual application does not involve the ...[Details]

The correct selection of the inverter is critical to the normal operation of the control system. When selecting an inverter, you must fully understand the load characteristics driven by the inverte...[Details]

Recently, the 2019 China Automobile Industry Development (TEDA) International Forum was held in Tianjin. Leaders of relevant ministries and commissions expressed their views on key topics such as the...[Details]

In this chapter, we will focus on the principles and applications of other inorganic toxic and harmful gas detectors, but in fact, it is difficult for us to simply divide toxic and harmful gases into ...[Details]

Compared with other weighing systems, truck scales not only have higher load pressure, but also have greater damaging impact on sensors when trucks are moving up and down. In addition, the temperat...[Details]

1. Features of PMM8713 PMM8713 is a stepper motor pulse distributor produced by Sanyo Electric Co., Ltd. of Japan. The device adopts DIP16 package and is suitable for two-phase or four-phase steppe...[Details]

What is a digital power supply | voltage regulator | voltage regulator? The industry does not have a clear and unified definition for this, and different companies have different explanations for t...[Details]

In a circuit with a switching device , a buffer circuit is often added to prevent the switching device from overvoltage. However, a large amount of power loss will be generated in...[Details]

        Measurement of varistor: Varistors are generally used in parallel in circuits. When the voltage across the resistor changes dramatically, the resistor short-circuit will blow the current fuse...[Details]

The grayscale of LED display is also called color scale or grayscale, which refers to the degree of brightness. For digital display technology, grayscale is the determining factor of the number of ...[Details]