I use the IIC port of MSP430F169 to send data to the LCD. When debugging, the single-step operation displays normally, but the continuous operation displays an error, and the error is the same every t...
It’s been almost a week since the event ended!! Yesterday I found a 7-inch LCD screen from Innolux! I felt that the original LCD was a bit small!! So I decided to replace it with this 7-inch LCD! Mode...
I am currently working on a device that is powered by 12V DC and needs to be converted to 5V. I am looking for a small package DC-DC chip similar to LM2596. I chose the TPS54302 chip, but look at the ...
[i=s]This post was last edited by dontium on 2015-1-23 11:39[/i] For a 220V, 1A load, why is the power calculated in hours instead of seconds? Isn't seconds the main unit of time?...
[i=s]This post was last edited by paulhyde on 2014-9-15 09:15[/i]I am going to participate in the TI Cup design competition this year. I hope that those with experience can give me some advice. What s...
Tencent.com http://www.qq.comlikes to use some rogue methods, such as its soso is super rogue, but this can indeed help it increase traffic Sina.com http://www.sina.com.cnGame news is good, sports new...
With the promotion of the construction of intelligent communities in the country, anti-theft systems have become essential equipment for intelligent communities. Especially in recent years, the urg...[Details]
This article discusses how to wake up a touch-sensitive device such as a tablet without touching the device, using basic gesture recognition and novel proximity sensors. The article discusses the p...[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
PROFIBUS is an international, open, and manufacturer-independent fieldbus standard. It is widely used in manufacturing automation, process industry automation, and automatio...[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]
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]
We know that the inverter consists of two parts: the main circuit and the control circuit. Due to the nonlinearity of the main circuit (switching action), the inverter itself is a source of harmoni...[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
Under normal circumstances, the three-phase power in the power system is symmetrical, and they meet certain amplitude and phase conditions; but when the load changes, the syst...[Details]
1 Introduction
Ultrasound refers to elastic vibration with a frequency higher than the audible frequency limit (i.e., in the frequency band above 20 kHz). The propagation process of this vib...[Details]
1 Embedded Systems
Embedded System refers to a collection of computer hardware and software with specific functions or purposes, which is divided into embedded software system and embe...[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]
1. Tips for charging UPS for the first time
After purchasing a new UPS, plug the UPS into the 220V mains power grid and charge it for at least 12 hours to ensure that the battery is fully char...[Details]