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In recent days, OPPO announced 150W fast charging and 240W fast charging at the Barcelona exhibition, which can fully charge a mobile phone in as fast as 9 minutes. It also stated that 150W wil...[Details]
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600KHZ wideband AC isolation amplifier
Function of the circuit
This is a simple isolation amplifier composed of a transistor circuit of a high-speed optocoupler. It cannot perform DC (direct c...[Details]
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introduction
The frequency spectrum of sound ranges from tens to thousands of hertz. If you can use a program to control a certain line of the microcontroller to continuously output "high" an...[Details]
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Research shows that robot design is becoming more and more complex, but there is no robot that can simulate human typing on the market. The simulation robot recently released by IDC in the UK is the ...[Details]
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Comparators are standard components that are widely used in the industry. Comparators have many functions and features such as external hysteresis, latching, flexible power supply voltage and outpu...[Details]
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1. The most commonly used chip: AD736 RMS uses about 1,000 pieces per year, but the range is a bit small. It can be used in a product with 7116 and can be adjusted to zero. The price of the label ...[Details]
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Judging from the current leaks, if nothing unexpected happens, Apple will launch an updated version of the iPhone SE at the press conference on March 9. There will not be many update highlights surro...[Details]
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Since December 2015, I have been tinkering with the PIC32MZ EC Starter kit I bought at the end of 2015 in my spare time. I have written more than ten essays to record my tinkering process. The late...[Details]
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01. What is a frequency converter?
The frequency converter is an electric energy control device that uses the on-off function of power semiconductor devices to convert the industrial frequency...[Details]
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describe TI's Bluetooth + MSP430 Audio Heatsink Reference Design is available to customers for creating a variety of low-end, low-power audio solution applications. Some possible applications - toys,...[Details]
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Many smart cars now use Qualcomm 8155 chips as a selling point for new cars, attracting consumers' attention with its advantages of being able to continuously wake up, execute commands, and improve t...[Details]
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In the library function, the function GPIO_EXTILineConfig() that configures the mapping relationship between GPIO and interrupt lines is implemented: void GPIO_EXTILineConfig(uint8_t GPIO_PortSource,...[Details]
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1. Overview A common problem of AC speed regulation system composed of frequency converter is that its performance is not ideal when the system runs in the low-frequency area. It is mainly manif...[Details]
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As major industry specifications continue to evolve, such as PCIe, our test and measurement tools must also keep pace. The DPO70000SX oscilloscope provides unparalleled accuracy and expansion capabili...[Details]
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Figure 1 shows the schematic diagram of the main circuit of the star point control AC voltage regulation scheme. In Figure 1, T is a step-up transformer, VT1~VT6 constitute a standard three-phase bri...[Details]
DSP and ARM Processors
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