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Most LED power supply circuits are composed of a switching power supply circuit + a feedback circuit. The feedback circuit samples the load and adjusts the duty cycle or frequency of the switching ...[Details]
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1. Before use, the operator should carefully read the instrument manual, use it strictly according to the operating specifications, pay attention to protecting the instrument, prevent it from fall...[Details]
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Mr. A and Mr. V of ATmel Norway Design Center designed an 8-bit single-chip microcomputer using RISC instruction set in 1997, named AVR. AVR performance introduction: AVR single-chip microcomputer i...[Details]
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Strategy Analytics' latest research report points out that global 5G smartphone shipments reached 19 million units in 2019. Demand is much higher than expected. Huawei ranks first with 37% of the glo...[Details]
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PIC microcontrollers are becoming increasingly popular in China. This article introduces some experiences and techniques in software and hardware design during the development of MicroChipPIC series ...[Details]
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This article begins to understand the microcontroller from the perspective of integrated circuits, mainly introducing the pin diagram and pin functions of the microcontroller, as well as simple pr...[Details]
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Siemens launches Simcenter Cloud HPC solution to further expand advanced simulation capabilities • The Simcenter Cloud HPC solution is hosted by Amazon Cloud Technology, creating ready-to-use and ...[Details]
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NIO, known as the "Chinese Tesla," is facing a difficult situation with declining electric vehicle sales, increasing losses and plummeting stock prices. But founder and CEO William Li believes that t...[Details]
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In recent years, digital control technology has developed rapidly in power supplies, and various modern control methods that are difficult to implement in analog circuits have begun to be applied t...[Details]
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1. Non-isolated photovoltaic grid-connected inverter
1.1 Photovoltaic grid-connected power generation system
Photovoltaic power generation
Its contribution to world energy is increa...[Details]
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With the development of technology, the accuracy requirements of the test system in the industrial production process monitoring system are getting higher and higher. For the test system that req...[Details]
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C language delay program:
50us delay subroutine (12MHZ)
void delay_50us(uint16 t)
{
uint8 j;
for(;t 0;t--)
for(j=19;j 0;j--);
}
10ms delay subroutine (12MHZ)
void delay10ms(void)
...[Details]
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【Reference】Wei Dongshan's teaching notes
1. Program framework
1.1 Touch screen:
main press thread, sent to display process through socket
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Package ev...[Details]
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On January 16, NVIDIA released the latest RTX 3090 Ti flagship graphics card at CES 2022, but did not announce the price and sales date. According to information obtained by VideoCardZ, the c...[Details]
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Addressing the security subsystem requirements of AIoT chips: Arm helps Entropy Technology's encryption coprocessor IP obtain PSA Certified Level 3 RoT Component certification
(Taiwa...[Details]
Microcontroller MCU
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