I am drawing an expansion board for BeagleBone. BeagleBone has its own LCD controller that outputs level signals. Please recommend a 4-inch TFT screen with a resolution of about 800*480. It is best if...
We are required to design an AC parameter tester based on a single-chip microcomputer. Although I have some ideas, they are still very vague. I would like to ask you to help explain the principle. The...
Hello everyone. I used msp430f149's SPI to control nrf24l01 and achieved normal communication. Recently, I used msp430f5438 to transplant the program, but it still cannot communicate. I looked at the ...
Please give me some advice, I hope I didn't destroy a bunch of chips, ahhhhh...
I came early in the morning and fiddled with the chips. My hand slipped and all the chips fell to the ground.
A bunch of...
Beijing is recruiting embedded hardware engineers. Job responsibilities: 1. Propose hardware design solutions in the system design stage; 2. Be responsible for all hardware design work from schematic ...
Joke: The court heard a murder case, and the murderer defended himself: Even if it was murder, killing an old man would be less harmful than killing a young person. The judge was surprised and said: Y...
1. Introduction
RFID (radio frequency identification) is a non-contact automatic identification technology that emerged in the 1990s. It uses the characteristics of radio frequency signal prop...[Details]
introduction
With the continuous optimization of surface mount technology (SMT) and the rapid development of chip component manufacturing technology, the application of chip mounters in the el...[Details]
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]
1. Introduction
Automobile pollution is one of the most important issues that people are most concerned about and need to solve urgently. As an important method for detecting automobile exhau...[Details]
Google's driverless technology is not only an eye-catching technology, but also a subversion of the car usage model.
Those who have watched anti-terrorism films and TV dramas must have been im...[Details]
Microcontrollers (MCUs), which are widely used in automotive electronics, are rapidly facing time and cost pressures. The main advantage of using MCUs has always been to create high-level system in...[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]
Electronic systems are located at different points on the automotive power bus and therefore often need to operate under very stringent power requirements. These include load dump, cold crank, very lo...[Details]
With the continuous improvement of the requirements of intelligent building security systems and the continuous improvement of people's safety awareness, indoor anti-theft has gradually attracted peop...[Details]
Overview
As a remote network communication control method with advanced technology, high reliability, complete functions and reasonable cost, CAN-bus has been widely used in various automa...[Details]
1. Introduction
Testing the temperature of steel billets before rolling is an important measure to ensure the quality of steel. Traditional manual testing is difficult to ensure product qu...[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]
The concept of state machine
State machine is an important concept in software programming. More important than this concept is its flexible application. In a clear and efficient program, ther...[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]
DSP and ARM Processors
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