I bought a LaunchPad for myself. When my colleague saw it, he was very jealous, but he didn't have a Taobao account. So after communicating with EEWORLD, I used my own Taobao account to buy one for my...
The flash is locked and the chip is useless. When burning, the power is cut off or the CPU is stopped or restarted, which causes the security code of 2812 to be all zeros. The flash is locked and can ...
When the number of real-time resources PWM and ADC of one MCU cannot meet the application of high-performance and high-efficiency real-time power conversion in servo drive systems, power and grid infr...
My LCD sometimes displays and sometimes has no display. Attached is my hardware connection. Could you please help me check if there is any problem? The LCD I use is O C M J 1 5 X 2 0 D.
I measured the...
I use a tree control in CE to get the absolute path of a file. The string is correct, but when I pass it to CreateProcess(), it always reports that the corresponding file cannot be found. Why? void CM...
(1) C8051F Series MCU and Short-Range Wireless Data Communication Author: Li Wenzhong, Duan Chaoyu, etc. Publisher: Beijing University of Aeronautics and Astronautics Publication Date: 2007-02 (2) Int...
New energy pure electric vehicles generally accelerate faster than comparable fuel-powered vehicles, both from a standing start and while accelerating. Many believe this is simply due to the motor'...[Details]
introduction
The concept of the smart home is gradually developing and gaining market acceptance. We believe its ultimate form lies in the interconnection of all home appliances through open i...[Details]
Inverter power supplies on the market can generally be divided into two categories: sine wave inverters and square wave inverters. Some engineers also like to categorize pure sine wave inverters as...[Details]
Methods of DC motor speed regulation:
1. The voltage regulator can be used to change the input voltage and speed directly, which is often used for large kilowatt-level motors.
2. Thyristo...[Details]
Hair dryer structure and working principle: It is mainly used for drying and shaping hair, but it can also be used for local drying, heating and treatment in laboratories, physiotherapy rooms, ind...[Details]
Silicon Labs (also known as "Silicon Labs"), an innovative leader in low-power wireless connectivity, will showcase its cutting-edge artificial intelligence (AI) and Internet of Things (IoT) solu...[Details]
Generally not, but there are exceptions. For example, a torque motor controller with three-phase output voltage imbalance can cause current imbalance, similar to a phase loss. However, only two pha...[Details]
1. Static Balance
Static balancing is performed on one correction surface of the rotor. The remaining unbalance after correction is used to ensure that the rotor is within the specified range ...[Details]
Compared to gasoline-powered vehicles, electric vehicles have a simpler structure, allowing for greater flexibility in the layout of various components. While electric and gasoline-powered vehicles...[Details]
Shock absorbers, as the name implies, are responsible for cushioning and absorbing shocks in a car. So how much do you know about shock absorbers and how to replace them in electric cars?
...[Details]
Using the STM32F103 as a microprocessor, a low-cost wireless WiFi music player system was designed. This system, combined with the WM-G-MR-08 (wm631) module for WiFi data reception and the VS1003B ...[Details]
When installing circuits, we all hope to have a safe and protective electrical appliance. Circuit breakers and circuit breakers are such a thing. As we all know, a circuit breaker is an elect...[Details]
Sometimes an IAR project is closed abnormally. When you open the IAR project again, the project will not be displayed in the Workspace column, as shown in the following figure:
C...[Details]
What is the difference in response time when the output uses cyclic refresh and direct refresh?
The time required from when the PLC receives an input signal to when the PLC outputs a con...[Details]
On August 18, domestic EDA manufacturer HuaDa JiuTian launched the advanced packaging design platform Storm for the first time in the world at the end of July. It claims that the chiplet wiring eff...[Details]