[size=4]1. MCU selection [/size] [size=4] When selecting an MCU, you need to consider the functions that the MCU can perform, the price of the MCU, power consumption, power supply voltage, I/O port le...
Hello everyone: This circuit seems to be a phase detector, which can separate the real part (R) and imaginary part (Xc) of impedance Z into a DC voltage output. The following is my understanding: U4C ...
I used Microsoft's built-in WIFI configuration program and tried to connect to a hotspot (TKIP+WPA2-PSK) with the wrong password. The second time it prompted "Reauthenticating chenj..." it stopped (if...
[i=s]This post was last edited by qwqwqw2088 on 2016-5-2 20:46[/i] 1. The selection of pointer meter and digital meter: 1. The reading accuracy of the pointer meter is poor, but the process of the poi...
Why does the sck of spi2 of stm32103VC not have waveform output, but mosi has waveform output? I changed two chips and it's still the same. I'm so depressed. [/size][/backcolor]:Sweat: Why is it like ...
Why doesn't the mplab+picc compiler prompt the error location after the compilation fails? I need to find the error word by word. How should I set the compiler options? I'm new to PIC, please help me ...
At present, the development of wireless power supply technology for electric vehicles (EVs) is becoming more and more active. In 2012, Volvo of Sweden established Volvo Technology Japan in Tokyo as...[Details]
introduction
Since the beginning of the 21st century, the world of information has changed rapidly. Maybe a high-tech product will be released today and a better similar product will be releas...[Details]
In
circuit design,
current
measurement
is widely used, and the main fields are divided into three categories: in measurement,
the electric meter
is used to measure the curre...[Details]
Automotive applications are particularly sensitive to EMI events, which are unavoidable in a noisy electrical environment consisting of a central battery, bundled wiring harnesses, various inductiv...[Details]
In order to highlight the concept of "energy saving and environmental protection" of intelligent buildings, solar street lights are designed for intelligent communities. The inclination and capacit...[Details]
introduction
For the voltage regulator modules (VRMs) that power the latest computer central processing units (CPUs), power supply designers have historically used multiphase interleaved b...[Details]
Introduction
Power subsystems are becoming more and more integrated into the overall system. Power systems have moved from being separate "essential dangerous devices" to being monitorable...[Details]
This paper establishes a fuel cell engine test platform based on the NI integrated hardware and software environment. This platform can realize the test and control of fuel cell engines and their a...[Details]
With the rapid development of urban economy, elevators are increasingly used as a vertical transportation tool. However, elevator fault detection and maintenance, especially the role of elevator remot...[Details]
Although it is relatively easy to check the stability of a simple amplifier at lower frequencies, it may be much more difficult to evaluate the stability of a more complex circuit. This artic...[Details]
LED is the abbreviation of light emitting diode, which is an electric light source made of semiconductor technology. The core part of LED is a chip composed of P-type semiconductor and N-type semi...[Details]
The concept of state machine
State machine is an important concept in software programming. More important than this concept is its flexible application. In a clear and efficient program, ther...[Details]
Printed circuit boards ( PCBs
)
are used in most electrical products
. If a PCB has low
insulation resistance
(IR), the performance of the circuits on the PCB will be greatly reduced...[Details]
1. Disadvantages of choosing too high a voltage level
Choosing too high a voltage level will result in too high an investment and a long payback period. As the voltage level increases, the...[Details]
It is well known to automotive suppliers that automakers are demanding more from their supply base. For connector suppliers, this means stricter requirements for product performance, stability and ...[Details]