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The LC time constant of this circuit is:
For this type of critically damped two-pole circuit, the 10% to 90% rise time is 3.4 times the LC time constant:
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Last night, Huawei released its semi-annual financial report. In the first half of 2020, Huawei achieved sales revenue of RMB 454 billion, a year-on-year increase of 13.1%, and a net profit margin of...[Details]
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I have always been very confused about the structure of memory. I couldn't understand it at all when I first started learning microcontrollers, which left me with a psychological trauma. Let's complet...[Details]
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A stack is a storage structure with a special access attribute of "Last In First Out" (LIFO). A stack generally uses RAM physical resources as a storage body and is implemented with a LIFO access int...[Details]
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Mobile World Congress 2010 was held in Barcelona, Spain. To support media coverage of the event, iSuppli released the following global
Mobile phone market highlights:
Wireless/Cellu...[Details]
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Infineon Technologies Enables FlexPower Modules’ New Switched Capacitor Intermediate Bus Converter to Deliver High Power Density for 48V Data Center Applications
Munich, Germany and ...[Details]
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I updated it as soon as possible. Picture-in-picture can be said to be a feature that many Apple users have been looking forward to for a long time. It allows users to watch videos in a small window ...[Details]
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This article introduces how to create a new STM8L051F3 project based on IAR For STM8 + STM8L15x-16x-05x-AL31-L_StdPeriph_Lib (official firmware library). The standard firmware library of STM8L can be...[Details]
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Experienced engineers know that if we want to use a digital oscilloscope to perform power supply measurements, we must first measure the voltage and current between the drain and source of the MOSFET...[Details]
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Using self-bias circuit to realize stable phototransistor light receiving circuit
Function of the circuit
In the optical receiving circuit, if the external light causes malfu...[Details]
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LED backlight refers to the use of LED (light-emitting diode) as the backlight source of the LCD screen, and LED backlight display is just the backlight source of the LCD display from the traditi...[Details]
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Some time ago, I have been adjusting the SDRAM and VGA drivers. After a long time and referring to a lot of materials, I finally figured out my ideas. However, since I don’t have the relevant hardwa...[Details]
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Muffle furnace is a new generation of intelligent products with high performance mechatronics, suitable for industrial analysis in industries and sectors such as coal, electricity, chemical industr...[Details]
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#include iom128v.h #include macros.h #define uint unsigned int #define uchar unsigned char void delay_ms(uint n) {uint i=0,j; while(i n) {for(j=0;j 1000;j++); i++; } } void pwm0_init(void) {DDRB=...[Details]
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Most high-precision analog-to-digital converters (ADCs) do not have high-impedance inputs. The input signal is connected directly to a sampling capacitor through a switch. This load presents some i...[Details]
Discrete Device
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