I made this according to the requirements of Guo Tianxiang's video. He used the delay function, and I used the timer. However, the interval time seems to be less than 1s. Can someone analyze it for me...
The chip is STM32F105VC.I use JLINK to download. I can only erase the FLASH, but I can't download the program.QQ screenshot untitled.png(5.79 KB)Downloads:0
2010-6-18 09:07...
It seems that there is no pcb file? I haven't seen the sch file yet. Has anyone seen it? Actually, I want to use schlib and pcb packaging and refer to the official circuit design; I don't know what th...
[size=14px] Keywords: [b] High-speed dome [/b] The term "high-speed dome camera" is translated from the foreign High Speed Dome. Some people call it "fast dome", and some people call it "integrated do...
I have a question. Suppose I have a machine that uses WINCE system and has a WIFI module. How can I use the WIFI interface to exchange data with other machines (which also support WIFI)? Now suppose A...
[i=s]This post was last edited by qwqwqw2088 on 2020-11-20 14:15[/i]Shengbang Shares
Core technology: low power analog signal chain and power management technology
Main products: 16 series and more th...
Today, with the increasing integration of functions, mobile phones can also be used as portable media players (PMP), digital cameras, handheld computers (PDAs), and even global positioning systems ...[Details]
introduction
Throughout the history of automotive lighting, power has always played an important role. Initially, cars only needed headlights to see the road in the dark. Later, other light so...[Details]
As LEDs continue to improve in almost every aspect of performance and cost, LED lighting is being used in an increasingly wide range of applications, among which LED street lights are a focus of in...[Details]
To differentiate their products in a crowded and competitive market, manufacturers of handheld devices often consider battery life and power management as key selling points for cell phones, PDAs, ...[Details]
July 11, 2012, Beijing - Altera Corporation (NASDAQ: ALTR) today announced the launch of 40-Gbps Ethernet (40GbE) and 100-Gbps Ethernet (100GbE) intellectual property (IP) core products. These core...[Details]
Vertical cavity surface emitting lasers (VCSELs) are gradually replacing traditional edge emitting lasers, especially in low bandwidth and short-distance communication systems where cost factors ar...[Details]
1. With the development of modern industry and the continuous improvement of automation, some medium and large control systems have been greatly facilitated, which not only makes control easier, bu...[Details]
The automotive lighting and signal control system is responsible for controlling the vehicle's lighting, signal lights, electric horns, reversing and brake buzzers. Traditional automotive lighting...[Details]
The typical fault troubleshooting listed below is for reference of maintenance personnel.
When the computer is turned on, the indicator light is off and there is no screen display
Mainte...[Details]
The potentiometer is an adjustable electronic component. The main functions of the potentiometer in the circuit are as follows:
1. Used as a voltage divider
A potentiometer is a continuou...[Details]
In recent years, with the rapid development of the information industry, dot matrix LED display screens have been widely used in various advertising and information display systems such as the fina...[Details]
I've been studying dot matrix recently. It looks simple, but it takes a while to master it completely! The 8*8 dot matrix hardware circuit I'm making now is like this. The row is driven by 74HC138 + t...[Details]
In the single-chip microcomputer system, in addition to display devices, sound devices are often used, and the most common sound device is the buzzer. Buzzers are generally used for some low-demand...[Details]
Today, the value of electronic components in cars accounts for 15-20% of the total vehicle. In the future, this proportion may be as high as 30-40% as more safety electronics, fuel consumption and ...[Details]
D5026A is a driver IC designed by Shanghai Debei Electronics for energy-saving LED display screens. Its design concept is energy-saving and compatible with existing solutions, that is, it can be ...[Details]