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//50HZ square wave generation  #include stc12c2052ad.h #include intrins.h #define uchar unsigned char #define uint unsigned int //Shaozhanyu production Hebei Zhengding welcomes you Changsha Aviatio...[Details]

On September 11, the China Automotive Power Battery Industry Innovation Alliance (referred to as the " Battery Alliance") released the domestic power battery installation volume data and rankings of ...[Details]

1. Set the switch operating frequency: f=60kHz, output current Io=1A; according to the transformer, input and output voltages, calculate the actual maximum duty cycle Dmax=0.457; 2. Calcul...[Details]

Brief Introduction to High-Power LED High-power LED is one of the most important means to achieve high luminous flux. There are many advantages and disadvantages in using high-power LED ligh...[Details]

    Disney's latest animated film "Big Hero 6" describes a virtual city "San Fransokyo" that combines the East and the West, combining San Francisco and Tokyo. It tells the story of Hiro, a 14-year-o...[Details]

On September 4, the Qingdao Institute of Bioenergy and Process Technology of the Chinese Academy of Sciences officially announced that the advanced energy storage materials and technology research ...[Details]

    Fujitsu General's new air conditioner "nocria X" series has the usual cold and warm air outlets (main louver part) at the bottom of the fuselage, and also has side fans for air supply with built-...[Details]

Take PE2 and PE4 as an example:   ① Determine whether a single port is at a high level: if(GPIOE- IDR& GPIO_IDR_IDR2) { Function body; } When the PE2 port is at a high level, the if condition is true...[Details]

Introduction This is a reference design for a low-jitter clock source for high-speed data converters. The goal is to achieve 100fs of edge-to-edge jitter at frequencies up to 2GHz. For ...[Details]

          The most annoying thing about smartphones and tablets is probably the battery life. No matter how long the standby time is, you can't browse the web or watch videos. If you run out of bat...[Details]

This program is implemented based on the virtual interface card and 8051 microcontroller. By operating some pins of 8051, with appropriate logic sequence, the main turntable stepper motor takes 8 ste...[Details]

    Abstract: This article introduces the structure and working principle of the low-power clock chip DS1302 launched by the American DALLAS company and its application in measurement systems. It can...[Details]

Positioning and related services have quickly found a wide range of applications and prospects in handheld devices, and users are increasingly relying on positioning services. How to accurately find y...[Details]

Printed circuit board, also known as printed circuit board, printed circuit board, often uses the English abbreviation PCB (Printed circuit board), is an important electronic component, a support for ...[Details]

With the rapid development of modern science and technology, power devices are constantly updated, PWM technology is becoming more and more perfect, and switching power supplies are developing in th...[Details]