4500C-18

In the previous design of the flyback power supply, we explained the working principle of the basic topology of the flyback power supply, the BUCK-BOOST circuit , and derived the evo...[Details]

After many twists and turns, Huawei's mobile phone road in this year's technology market has not been smooth. It has encountered many obstacles, almost every obstacle will make Huawei unable to recov...[Details]

Verifying complex SoC designs is extremely costly and time consuming. It has been shown that the time required to verify a design increases exponentially with the size of the design. Over the past fe...[Details]

1. No display after power on Possible reasons: Auxiliary power is not added to the instrument; power transformer or switching power supply failure Solution: Use a multimeter to check the auxiliary po...[Details]

The figure below is a circuit used in a high-frequency amplifier. The signal is output via a coaxial cable. The characteristic impedance of the cable is generally 50 ohms or 70 ohms, so impedance t...[Details]

The examples are basically copied from the official perpetual calendar algorithm, and I haven't studied it in depth. The main reason is that the competition requires the use of DS1302. If I use STM32,...[Details]

The Marquee is a classic, the first example of learning microcontrollers. Through the study of the Marquee, we will master the most basic IO port operations, starting from the code. This code is not o...[Details]

November 15, 2022, China - To expand the functionality of development tools and accelerate embedded artificial intelligence (AI) and machine learning (ML) development projects, ST...[Details]

0 Introduction     Google launched the open source Android operating system on November 5, 2007. It is an open source mobile phone operating system based on the Linux kernel. At present, the Android...[Details]

Jincheng District in Shanxi Province issued the most generous local government photovoltaic subsidy policy in 2015, which has been praised by the industry. Shanxi Jincheng Sca...[Details]

The AC response characteristics of LED drivers are often overlooked, but they are quite important. AC response affects the image quality of LED screens (led-display.htm" LED display screens), s...[Details]

Sony's next-generation console is already on sale. The digital version of the PS5 costs $399, and the optical drive version costs $499. Judging from the current situation, this pricing is still relat...[Details]

/* __GNUC__ */ PUTCHAR_PROTOTYPE { // bypass __GNUC__ int ch (int ch) #else #define __GNUC__ int fputc(int ch, FILE *f) #endif /* __GNUC__ */ PUTCHAR_PROTOTYPE { // bypass __GNUC__ int ch (int ch) #e...[Details]

Millimeter wave radar refers to radar that works in the millimeter wave band. The radar transmits radio waves to the surrounding area and measures and analyzes the reflected waves to calculate the di...[Details]

On October 12, Xinjiang Company and some tertiary industry companies were invited to attend the investment promotion symposium and signing ceremony held by the Wusu Municipal People's Government an...[Details]