[i=s]This post was last edited by Study_Stellaris on 2014-8-20 18:45[/i] It was the last day of the event, and I just saw this great event. Anyway, I decided to participate. I happen to be working on ...
I bought a digital tube module online, which is driven by two 74hc595 cascades. The schematic diagram of the module is as follows,The attachment is the project....
I am going to define a global variable with the content "1234567890" and put it at a certain address of FLASH, such as 0x1b00. I hope that after the program is compiled and the generated hex file is c...
[font=微软雅黑][size=3] Since [/size][/font][url=https://bbs.eeworld.com.cn/thread-377423-1-1.html][font=微软雅黑][size=3][b]EEWORLD Forum Idle Items Exchange Chip Coin Rules[/b][/size][/font][/url][font=微软雅黑...
I am designing a board using Protel in a hierarchical circuit way and the following error message appeared: #1 Error Duplicate Sheet Numbers 0 DLB.prj And POWER.sch[/font] [font=Verdana, Helvetica, Ar...
When using STM32, I hope that "some variable data will follow the chip". Although STM32 provides 20 bytes of BKP-RAM, it needs to be maintained by VBAT. It is not very convenient!...
1. Introduction
Since the 1980s, with the continuous development of automotive electronic technology, there are more and more electronic control units in automobiles, such as electronic fuel i...[Details]
0. Introduction
In daily life, we often see some special-purpose vehicles. When these vehicles pass through intersections, they often obtain the right of way at intersections by temporarily op...[Details]
Remote keyless entry (RKE) systems have become popular with users, with more than 80% of new cars in North America and more than 70% in Europe equipped with RKE systems. In addition to the obvious ...[Details]
Do you often have to add brake fluid to your car's brakes? The fact that you need to pump out the brake fluid to make sure there is no gas in the brake fluid line may not be done by the car owner h...[Details]
For a long time, due to the limitation of hardware conditions, the display devices of traditional small handheld devices such as PDA are usually monochrome LCD, and the user interface is very simpl...[Details]
1 Introduction
Intelligent control instruments are one of the most commonly used controllers in industrial control. They are mainly aimed at a specific parameter (such as pressure, tempera...[Details]
With the widespread application of new services and technologies in the communications industry, the scale and capacity of operators' network construction are getting larger and larger, and the ris...[Details]
0 Introduction
There are many types of sensors, and the working principles, measurement targets and measurement environments of different types of sensors vary greatly. The corresponding detection s...[Details]
Abstract: In order to realize wireless automatic alarm and monitoring of major safety places, based on the basic principle of pyroelectric infrared sensing, a detector for receiving infrared radia...[Details]
The demand for improved healthcare environments is endless, so medical imaging equipment with higher resolution is needed to better observe the human body. High resolution brings problems with sign...[Details]
LED is now known as the fourth generation of light sources. High-power LED has many advantages over traditional light sources in outdoor lighting.
1 LED lamps have high light efficiency
C...[Details]
Battery clamps, commonly known as battery connectors, come in two sizes depending on the thickness of the battery terminals. One is the battery clamp used on thick terminals, with a positive termin...[Details]
Electrostatic coupling and interference occur when a charged object is close to the input of the circuit being measured. At low impedance, the effects of interference are not noticeable because th...[Details]
This article focuses on closing the feedback loop of an isolated power supply using a TL431 shunt regulator. The article discusses a method to extend the bandwidth of the power supply control loop ...[Details]
In industry, voltage 0…5 (10) V or current 0 (4)…20 mA is usually used as a method for analog signal transmission, which is also a method often used by programmable controllers. So what are the dif...[Details]