Electromagnetic Fields and Waves : https://training.eeworld.com.cn/course/4856Electromagnetic Fields and Electromagnetic Waves at Peking University, this video is taught by Gong Zhonglin and is a nati...
Regarding the development of uPSd3234 chip, I use an 80pin chip with external memory interface, and it also has main Flash and secondary Flash inside. I use Keil to develop. I configure P1 and P3 acco...
I used stm32 to send pwm to A3947 to control the stepper motor. I didn't use optocoupler isolation. I directly connected the GND of the microcontroller to the GND of the DC 24V, because I needed to us...
In embedded development, some basic skills are required. In fact, these skills are relatively low-level. First of all, you need to master a language, C. With C as a foundation, you are basically halfw...
The power factor correction (PFC) circuit and inverter circuit in telecom rectifiers and server power supply units (PSUs) need to detect the current signal on the high voltage side to the controller o...
Mainly through 1: lowering the system clock, there are three clocks to choose from. 2: lowering the system voltage 3.6v voltage but when programming the flash, the required voltage must be greater tha...
Camel shares released its 2022 annual report on April 21. The company achieved operating income of 13.425 billion yuan, an increase of 8.24% year-on-year; and achieved a net profit attributable to sha...[Details]
software design /********************************************************************* Purpose: To build a 74hc164 operation library Target system: Based on STM8 microcontroller Application softwar...[Details]
Wingtech Technology recently announced that its wholly-owned subsidiary Nexperia has signed an acquisition agreement with the parent company of Newport Wafer Fab. After the transaction is completed, ...[Details]
The traditional experimental method for demonstrating electromagnetic induction in physics teaching uses many instruments, is complicated to operate, and the experimental phenomenon is short and no...[Details]
The iPhone 12, which is equipped with Qualcomm Snapdragon X55 baseband, is the first Apple mobile phone series to support 5G communication. Although 5G is still facing difficulties such as base stati...[Details]
According to People's Daily Online, in the past five years, Zhengzhou Abrasives and Grinding Research Institute Co., Ltd. (hereinafter referred to as "Sanmo Institute") has invested 140 million yuan ...[Details]
On May 9, Horizon announced that its third-generation automotive-grade products were successfully taped out and lit up in one go. It is reported that this product is a high-computing J5 family chip f...[Details]
According to 9to5Google, OnePlus announced that its models can receive up to three years of Android underlying updates. OnePlus said that it is committed to providing users with at least thr...[Details]
On December 14, OPPO held a two-day "OPPO Future Technology Conference 2021" in Shenzhen, and released two major new products on the first day-OPPO's first self-developed imaging chip and OPPO A...[Details]
Micron IQ TechTalk will introduce Greenchip's
SSDs
using Micron's 176-layer 3D NAND
Beijing, China and Nuremberg, Germany - EQS Newswire - June 8, 2022 - Greenliant will be showcas...[Details]
At present, cars have not only changed in terms of power sources, driving methods and driving experience, but the cockpit has also bid farewell to the traditional boring mechanical and electronic spa...[Details]
The interrupt system of 80C51 has 5 interrupt sources (8052 has 6), 2 priorities, and can realize two-level interrupt nesting. The structure of the interrupt system of MCS-51 series microcontroller is...[Details]
A converter is a device that converts one signal into another. A signal is a form or carrier of information. In automated instrumentation and automatic control systems, one signal is often converte...[Details]
Analog electronics
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