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The fault phenomenon is: when shaking the handle, it feels light, the megohmmeter needle does not deflect, short-circuit the output terminals E and L, the needle does not move, use the multimeter DC 5...[Details]
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Serial port byte sending process: Program the M bit of USARTx_CR1 to define the word length. Program the STOP bit in USARTx_CR2 to define the number of stop bits. Program the USARTx_BRR register to...[Details]
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According to previous news, Samsung will launch a new generation of foldable screen mobile phone - Galaxy Z Flip 3 in the first half of this year. Today, foreign whistleblower @@TheGalox_ revealed so...[Details]
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Electronic circuits are often operated with positive regulated output voltages, which are usually provided by buck regulators. If a negative output voltage is also required, the same buck controller...[Details]
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All the codes in the previous article can be compiled using Arduino IDE, and the circuit diagrams are drawn using Fritzing. Both Arduino IDE and Fritzing can run on multiple operating systems, and yo...[Details]
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In recent years, with the rapid increase in the penetration rate of electric vehicles, solid-state batteries have received extensive attention and attention from domestic and foreign companies and re...[Details]
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On April 7, the Northwest Branch of State Grid Corporation of China fully launched the preparation work for the commissioning of the 750 kV AC field and access system project at the Qinghai-Henan D...[Details]
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The interrupts in STM32 are divided into exceptions and interrupts. STM32 currently supports a total of 84 interrupts (16 cores + 68 external), 16 levels of programmable interrupt priority settings (...[Details]
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On December 26, MacRumors quoted the Brazilian website Blog do iPhone as saying that the iPhone 15 Pro model may not provide a physical SIM card slot. Current iPhone models offer a physical n...[Details]
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It is strongly recommended that users do not consider external expansion of program memory as much as possible. If expansion is necessary, it can be expanded by imitating the circuit shown in the f...[Details]
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The first difference between SPI, IIC and UART is of course the name:
SPI (Serial Peripheral Interface);
I2C (INTER IC BUS)
UART (Universal Asynchronous...[Details]
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According to Twitter blogger ShrimpApplePro, Apple's A16 Bionic chip will continue to use TSMC's 5nm process (N5P) instead of 4nm. Its main upgrades are CPU and GPU performance improvements, as well ...[Details]
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U.S. politicians, business leaders and think tank analysts appear to believe that locally made chips will strengthen the U.S. technology supply chain at a time of rising global tensions. They were wr...[Details]
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Generally, we need to use a two-stage power system to meet the 80+ planned power factor requirements and EN61000-3-2 harmonic current requirements, which are as follows: 1. A power factor correct...[Details]
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On October 31, the staff of Fujian Power Load Management Center monitored the operation of virtual power plants through the new power load management system and served virtual power plants to carry ou...[Details]
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