[i=s]This post was last edited by tiankai001 on 2018-11-29 11:35[/i] [align=left][color=#0000ff][backcolor=rgb(237, 235, 235)][font=微软雅黑][size=4] Radio - this name is familiar to everyone, especially ...
Now I want to process a microphone to make it sensitive to high frequencies and insensitive to low frequencies.
Are there any good materials or methods to solve this problem?...
This is a new ESP32 development board that will be released soon.[b]Main Features[/b]: [list] [*]32-bit dual core processor operating at 240 MHz [*]2.4 GHz Wi-Fi - 802.11b/g/n [*]Bluetooth BLE 4.2 [*]...
Recently, I need to use the core control board of STM32F103C8T6 when doing a project. Before doing the project, I chose two types of boards.Both core boards meet the project requirements. Because the ...
GC4931F/S is a three-phase brushless DC motor pre-driver chip. The chip can drive N-type power MOSFET with a maximum power supply of 36V. The chip state switching logic is determined by three Hall inp...
An op amp should have approximately zero voltage between its two inputs, so these diodes will never be forward biased in a standard op amp circuit… or will they?Previously, we discussed the effect of ...
Xiaomi CC9 Pro's Weibo press conference is still going on. Although there have been a lot of leaks, Xiaomi still released new configuration information. Xiaomi officially stated that Xiaomi CC...[Details]
Actually, the content of this chapter is not that important. It doesn't matter if you don't understand it. These are all processed by the background. Few people operate the flag register by themselves...[Details]
At the Paris International Motor Show held recently,
Citroën's
design director said that a good designer's work must have three characteristics: clear at a glance, memorable, and understa...[Details]
1. The STM8 peripheral library driver provides a lot of code. If the requirements are not high, you can directly use the library driver 2. Flash blocks have a fast erase speed, but the function mus...[Details]
kubectl is a command line tool officially included with K8s, which can easily operate K8s clusters. This article mainly introduces some different uses of kubectl, and I hope that readers h...[Details]
Robots have been around in the industrial sector for decades, but technological innovation is driving a whole new wave of factory automation trends. For small businesses that once could...[Details]
The source program of the oled clock microcontroller is as follows: #include "REG52.h" #include "oled.h" #define uchar unsigned char #define uint unsigned int #include intrins.h sbit DQ = P3^6;...[Details]
The MCS51 microcontroller series is an 8-bit microcontroller. It is a product launched by Intel in 1980 following the successful design of the MCS48 series. Because the MCS51 series has strong on-chi...[Details]
Electric car prices remain high, but car companies complain that they are not making money, and are even losing money. So where does the money go? Zeng Qinghong, chairman of GAC Group, publicly stated...[Details]
Recently, GSMA released the latest statistical information. As of the first quarter of 2022, South Korea ranked first in the global 5G penetration rate with 44.92%. The second to fourth places were M...[Details]
At present, almost all electronic devices are equipped with USB cables for charging, and the space-consuming power adapters are often forgotten in the corner, which creates a problem: when there is...[Details]
One of the fastest growing areas of LED application is effect lighting, also known as architectural lighting. Effect lighting can use RGB LEDs, which use three chips, each responsible for generating o...[Details]
0 Introduction
The terminals used by tellers in bank transactions need to communicate with the bank database, magnetic card reader, password keypad, printer, etc., and data communication often uses...[Details]
Bridge Measurement Overview
There are many types of bridge sensors available, including strain gages, load cells, pressure sensors, and torque sensors. Bridge sensors use a passive resisto...[Details]
Those who work in embedded systems basically know that once the board is basically running, the first thing to be configured is the serial port, which will facilitate the output of debugging inform...[Details]