I encountered this problem when writing EEPROM through IIC. I first assigned the value v_pIICregs->IICDS v_pIICregs->IICDS=0xa2; Then after receiving ACK and interrupt, I want to read it out and see c...
I just got a launchpad, and I tried to burn MSP4302553 into it. There was no problem with building and debugging, but an error occurred when resuming: The error content is: MSP430: Can't Run Target CP...
In-depth explanation of multi-layer switching technology in communication networks [font=SimSun][size=10.5pt]For multi-layer switching technology, since each company adopts its own standards, it is di...
The Tetris game program written in EVC4.0 is compiled successfully. If I run it in the simulator, it will prompt that the intel 80486 does not support the cofiguration. So I want to run it on the arm ...
I recently DIYed a small gadget. Due to my lack of experience, I was troubled for a long time with the power supply part. I wanted to increase the voltage of two No. 5 batteries (3V) to 5V to power th...
Two key points in selecting filter capacitorsCapacitors are very important in EMC design and are the most commonly used filtering components! Here are two key points about capacitor filtering: 1. Capa...
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]
System design is a complex process. It is not enough to just use ICs. There are many details to consider. This article uses a high-fidelity music playback system as an example to introduce how to s...[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]
From the PIC16F946 datasheet, we know that there are two ways to write values to the LCD for display:
1. Directly write the value to LCDDATA1~LCDDATA23
2. Use disconnect t...[Details]
1 Introduction
Building Automation System (BAS) is a distributed monitoring system (DCS) designed according to distributed information and control theory. It is the result of the mutual de...[Details]
1 Introduction
With the development of control, computer, communication, network technology, etc., a new control technology, namely fieldbus, has emerged in the field of industrial control...[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]
Capacitors
are basic components in various electronic devices and are widely used for bypassing, coupling,
filtering
, tuning, etc. in electronic circuits. However, to use capacitors,...[Details]
With the rapid development of wireless
digital communication
, more challenges have been raised for integrated circuit design and testing. In the product design stage, in order to ensure
t...[Details]
In the "digital pressure measurement" experimental device of applied physics, the subject technical knowledge of analog circuits, digital circuits, sensors and single-chip microcomputers is used. In o...[Details]
The launch of Shenzhou IX is imminent, and Tiangong is welcoming visitors again. Yesterday, Professor Fu Qiang, Vice President of the Institute of Science and Industrial Technology of Harbin Instit...[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]
People who often surf the Internet until late at night, their families always complain that turning on the big lights in the living room affects their rest, but some people don't have keyboard ligh...[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]
Embedded System
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