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Homemade multimeter boost circuit solution (I) Digital Multimeter Battery Boost Circuit Principle: The circuit is shown in Figure 1. When the power switch K is closed, BG1 is connected to the negativ...[Details]
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Remove the check mark. Select the file on the right and click OK One more word, remember to check the programming voltage below. Don't forget it. If 5V doesn't work, you can lower it to 4.75V...[Details]
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1. Use direct-insertion digital temperature sensor DS18B20; 2. This program only displays the positive part, please solve the negative part by yourself, and the accuracy is reserved to the last tw...[Details]
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The code of nand flash part of s3c2440 platform,
"Before you figure out why every step of porting the code is necessary, don't do the so-called porting. ...[Details]
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Nowadays, laptops and desktops are gradually abandoning parallel and serial ports; many netizens also told me that desktops no longer have parallel ports and download cables cannot be used, and ask...[Details]
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Dongguan, March 23, 2023 /PRNewswire/ -- Recently, the "2023 Mobile Energy Storage Industry Green and Safe Development Exchange Conference" was successfully held in Dongguan, under the guidance o...[Details]
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Shenzhen Jiangzhi Industrial Technology Co., Ltd./Jiangzhi (Fujian) Intelligent Technology Co., Ltd.--Jiangzhi Robot Company was invited to participate in the 35th Golden Rooster Film Festival held...[Details]
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Mobile power supplies are also known as power banks and free chargers. In 2004, a few manufacturers in Shenzhen produced them, mainly for export to Europe, the United States, and Japan. They have b...[Details]
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Model: PS-2205S-ARS It is suitable for rolling friction testing of various rollers and rolling shafts, directly simulating the rolling process, testing the friction (torsion) on the surface of the r...[Details]
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In recent years, "specialization, precision and innovation" has become a hot word. On July 30, 2021, the Political Bureau of the CPC Central Committee proposed that we must strengthen scientific and...[Details]
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The charge and discharge capacity of small-capacity capacitors is small, and it is difficult to use a multimeter to judge whether they are good or bad. The method of judging the quality of the capac...[Details]
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Hechuanxing provides GL823K, a USB2.0 SD/MMC flash memory card reader single chip launched by Taiwan Chuangwei Semiconductor. Supports USB2.0 high-speed transmission and complies with the Universal S...[Details]
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The inverter has many setting parameters, and each parameter has a certain selection range. In use, it is often encountered that the inverter cannot work normally due to improper setting of individ...[Details]
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At the Flash Memory Summit today, Toshiba unveiled a new NVMe SSD design that is small enough to replace soldered BGA SSDs. The new XFMEXPRESS form factor allows for two or four PCIe lanes while taki...[Details]
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The PT100 temperature sensor is a temperature measurement device widely used in the industrial field. Its working principle is based on the characteristics of platinum resistance changing with temp...[Details]