Source: Switching Power Supply Analysis Author: lk95818171
Recently I saw a friend leave a message saying that there was a problem with the power supply. He repaired it and replaced many components. H...
@chenbingjy
"Playing with the board" + Yu Zhennan's STM32 development board experiment 1
"Playing with the board" + Yu Zhennan's STM32 development board experiment 2
"Playing with the board" + Yu Zhen...
Using the BlueNRG-1_2 DK 3.1.0\Project\BLE_Examples\BLE_Security routine, verify the slave_passkey_Fixed function, and use the BLE Scanner test software to connect to BLE, but when the wireless interf...
2P2Z is a commonly used power loop compensation algorithm. Here is a brief summary of its use for subsequent use.
First you need to declare the structure:
//CNTL2P2Zvolatile CNTL_2P2Z_F_C_Coeffs coeff...
We have previously introduced the communication between sockets on the local computer under Windows and Linux. This is meaningless because it requires two computers to communicate with each other and ...
PIC microcontrollers have computing functions and memory like CPUs and are controlled by software. However, the processing power is average and the memory capacity is also limited, depending on the...[Details]
As the anti-privacy invasion gear piled up on my desk, my 10-year-old son asked me what my mission was. I whispered, “I’m hiding from Silicon Valley,” and pointed in a direction I assumed was north, ...[Details]
With the advent of the information age, handheld electronic products are emerging in an endless stream (such as PDAs, digital cameras, mobile phones, etc.). These products are mainly powered by bat...[Details]
Week 14 is still a discussion topic. The test of common components can be measured with professional instruments, but not all engineers have these special instruments at hand. You may not have noticed...[Details]
For test instruments, accuracy, reliability, stability and functionality are very important indicators, which also determine the confidence of engineers in the test results. Based on the design princ...[Details]
On June 10, Tesla's stock price in the U.S. soared, breaking through the $1,000 mark. Since hitting the bottom on March 19, Tesla's stock price has soared nearly 170%! After the stock price surged, ...[Details]
MediaTek to demonstrate breakthrough 5G NTN two-way satellite communications technology Establish reliable global connectivity for devices such as smartphones On February 24, 2023, MediaTek will ...[Details]
The stepper motor is a servo actuator that converts pulse signals into angular displacement. It is characterized by simple structure, reliable operation and convenient control.
In parti...[Details]
introduction
With the ever-changing pace of the semiconductor lighting industry, high-brightness LEDs with many advantages such as long life, low energy consumption, flexible application, and ...[Details]
As we all know, the three elements of electromagnetic compatibility are the source of electromagnetic interference, the interfered object, and the way to propagate electromagnetic interference. The cl...[Details]
Tian Bo, Chairman and Party Secretary of State Grid Jibei Electric Power Co., Ltd.
Chairman Kou Wei emphasized at the company's video and telephone conference on the deployment of the construc...[Details]
1. The AVR document requires that interrupts should not be nested, and only one interrupt can be executed after the current one; 2. When the ADC is sampling, there is an external pull-up of 51K, the ...[Details]
I recently used stm32F051. Since the board is relatively small, there is no external crystal. I want to use the internal 8M RC as the source of the 48M system clock. But I didn't figure it out at onc...[Details]
1. Background
Modbus and Profibus are two commonly used communication protocols in industrial control systems. They play an important role in the field of automation. Modbus is a serial commun...[Details]
Power technology
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