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When you use an oscilloscope and suddenly find that the oscilloscope cannot measure the waveform or the measured waveform is inconsistent with what we expected, do you first wonder whether the oscill...[Details]
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introduction DC-DC step-down converters have been widely used in the industrial field, and the most commonly used topology is the buck converter. The development of semiconductor technology h...[Details]
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The DC potentiometer is one of the necessary measuring instruments for surface repair. It is mainly used to measure the thermoelectric potential of thermocouples, so as to quickly and accurately chec...[Details]
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According to the National Shipbuilding Industry Economic Research Center, the total shipbuilding capacity in my country last year was about 9×106t. The new ship orders exceeded 17×106t, accounting ...[Details]
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Recently, Korean researchers said that they are commercializing the world's first Micro LED roll transfer process technology, which can significantly improve the production efficiency of MicroLED dis...[Details]
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EMC testing is electromagnetic compatibility testing. EMC is the interaction between electrical equipment and its electromagnetic environment and other equipment. It is mainly a comprehensive assessm...[Details]
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Apple has reportedly been fined nearly $2 million in the Brazilian state of Sao Paulo for violating the Consumer Law Code because its new iPhones did not include a charger in the box. It is understo...[Details]
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The China-Germany Intelligent Connected Vehicle and Smart City Cooperation Project, jointly organized by the China Academy of Information and Communications Technology (hereinafter referred to as "CA...[Details]
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The wave of automobile intelligence is surging, but before smart driving cars can be truly commercialized, they need to undergo a lot of road tests to meet commercial requirements. As an emerging thi...[Details]
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1. Quantity: I2C1 and I2C2 2、时钟: RCC_APB1PeriphClockCmd(RCC_APB1Periph_I2C1 | RCC_APB1Periph_I2C2,ENABLE); 3. The IO is configured as open-drain output and can also be read during input. Function m...[Details]
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Some people have used the PC sound card input (microphone jack) to make an analog oscilloscope, but few have used mobile phones to implement it. Using J2ME's MMAPI to implement an analog oscilloscope...[Details]
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The simulation schematic diagram of the button-controlled water lamp is as follows (the proteus simulation project file can be downloaded in the attachment of this post) Function: 1. Use 8 small LE...[Details]
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On November 25, Beijing Junzheng said in an institutional survey that the supply chain of smart video chips, some storage chips, analog chips, etc. is still relatively tight. We are working hard to...[Details]
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summary
This article shows how to extend the device's battery life by adding a nanopower converter to an existing system, thereby increasing battery run time by up to 20%.
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Recently, we received an antique airbag controller removed from a BMW by a netizen. The 03-08-14 on the label may be the production date. Was it produced on August 14, 2003? According to relevant...[Details]