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The MAX98090 is a fully integrated audio codec whose high performance, ultra-low power consumption, and small size make it ideal for portable applications.
The device has a highly flexible input sc...[Details]
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The measurement of ground resistance tester is becoming more and more widespread and important. At present, there are two main methods for measuring ground resistance: traditional ground resistance me...[Details]
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The parallel P2 port of the MCS-51 series microcontroller also has two functions. For microcontrollers with internal program memory (such as customized 8051), the P2 port can be used as an input port...[Details]
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5G networks have been popular in China for a long time. Although many people still use 4G mobile phones, the application of 5G has penetrated into all walks of life, especially some industries that...[Details]
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White LEDs are making their way into many markets where incandescent lamps were once dominant. Flash lamps are entering newer applications where the reliability, durability, and ability to control ...[Details]
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Compared with other film/foil capacitor structures, metallized film capacitors have the characteristic of "self-healing". When a sufficiently high voltage is applied, under the action of high arc t...[Details]
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;********LED display single chip timer alarm program******************************************
; Variable address allocation
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Part 1
Three-level PWM is a very effective technology that uses the digital output of a microprocessor to control analog circuits. It is widely used in measurement, communication, power contro...[Details]
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PWRGD is the output port of the power supply, which can intuitively display the input status of the external power supply. The schematic diagram of the optocoupler output circuit of the switching pow...[Details]
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After more than ten years of contact, I found that when consumers choose speakers, they often ask: What is its efficiency? What is its impedance? But few people ask: What is its maximum sound pres...[Details]
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When new energy vehicles first entered the market, the most obvious difference between imported and domestic pure electric models was the battery life. Due to technical and cost issues, domestic bran...[Details]
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Recently, after the customs officers of Tongren Customs completed the packaging and use identification of dangerous goods for export, two batches of energy storage batteries with a value of US$250,000...[Details]
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LED indoor lighting and application technology are advancing by leaps and bounds. Indoor lighting is undoubtedly a huge market with undoubted market prospects. It is believed that it will occupy a ...[Details]
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Introduction What is an interrupt When the CPU is running the main program, it pauses to process other programs and then comes back to process the main program. This is an interrupt. Interrupt Sour...[Details]
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After decades of development, high-specification DC/DC converters have reached a performance peak, requiring power engineers to rethink their design approach. In fact, converters using familiar analo...[Details]
PCB Design
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