Dear circuit experts, I would like to ask a question. I want to amplify a 2.5MHz microvolt signal by 90dB. Can I use 3 AD603 operational amplifier chips in cascade to achieve this?...
【GD32F310G-START】HELLO WORLD - GD32 MCU - Electronic Engineering World - Forum (eeworld.com.cn)
Following the serial port driver, after a night of hard work, I finally drove the hardware I2C and submi...
Hello everyone, our company is planning an event for May Day, and we plan to buy 20 mobile phones as gifts for employees to draw. Can you recommend a mobile phone with a high cost performance (the bud...
The ripple rate R of the inductor in the switching power supply is generally recommended to be around 0.4 as the best value? Then I started to ask?When we design the inductance value, we set an empiri...
[i=s]This post was last edited by dcexpert on 2019-11-20 18:31[/i]1. What embedded operating systems have you heard of? Have you actually used an embedded operating system?I have been using MCU for ma...
With the development of electronic technology and the maturity of motion control technology, people began to apply motion control technology to measurement equipment, resulting in CNC workbenches. CNC...[Details]
AirTags have been one of the most rumored Apple products over the past few years before they were officially announced earlier this year. Initial reports about Apple's item tracker began to surface i...[Details]
1. The ripple voltage frequency of the DC voltage and current output by the general rectification, filtering, series (parallel) voltage stabilization circuit is 100HZ;
2. This frequency is a d...[Details]
After rapid development in recent years, autonomous driving has entered a slow ramp-up period from various technological breakthroughs at the beginning. The reasons for this slow pace are mainly conc...[Details]
During the operation of the CNC machine tool, the grid voltage is normal, which generally does not cause parameter loss. The preliminary judgment is that the absolute encoder interface is bad, the ...[Details]
Due to the large-scale application of portable devices such as smartphones and tablets, power management technology has received more and more attention, but it has also brought new challenges. It is...[Details]
When using a variable frequency power analyzer, you need to understand various types of concepts, such as the rated value of the variable frequency power analyzer, such as the accuracy level of the va...[Details]
Abstract: Introduces the Ethernet frame protocol and the structural characteristics of the Ethernet control chip RTL8019AS; introduces the hardware design scheme of 51 microcontroller controlling R...[Details]
1. Principle Introduction The wireless charging system mainly uses the principle of electromagnetic induction. The electromagnetic induction solution uses the transformer principle to achieve t...[Details]
International New Energy Network News: In late September, Longyuan Electric received an invitation from the National Solar Photovoltaic Product Quality Supervision and Inspection Center to particip...[Details]
A network analyzer is a test device for electromagnetic wave energy. It has many functions and is known as the "king of instruments". It is a multimeter in the field of radio frequency and microwave....[Details]
IP54, IP55, IP65, IP66... This string of numbers is familiar to many technology enthusiasts. The IP rating is the level of protection of the outer shell of electrical equipment against the ...[Details]
External interrupt INT0 means that when the external conditions are met, a register INT0IF inside the microcontroller will be set to 1.
#include
__CONFIG(1,XT); //Crystal oscillator is...[Details]
Many process control sensors, such as thermistors and strain bridges, require accurate bias current. By adding a current setting resistor R 1 , the voltage reference circuit IC 1 can form a constan...[Details]
In recent years, the backlight source has developed rapidly, with new technologies and new products being introduced continuously.
LED backlight
has gradually entered industrialization a...[Details]
Discrete Device
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