I have a machine like this, with a motherboard and a panel. There is a screen and a keyboard on the panel, which is where the operator controls and sets various parameters. There are two serial ports ...
Today, I encountered a problem with the callback function-based lwip without an operating system. The constant string tcp_write+tcp_output can be sent out, but the variable character array or pointer ...
Many peripheral chips are connected to the main chip through the i2c bus, and the main chip sends commands through i2c to initialize the peripheral chips.I.MX5x has at least 3 peripheral chips that ne...
Questions: Hardware and software access USB RAM buffer at the same time, causing data to be messed up or lost.The process of causing garbled code:1. Software sets USB Valid2. Turn off the general inte...
How to design an SD card based on NIOS Ⅱ? Designing with SOPC bulider and NIOS II is a combination of hardware and software. SOPC builds the SD card controller (hardware), and NIOSS II writes the corr...
This is my first time using PIC chips, and there are still many things I don't understand. The manual only has a short description of low power consumption, which is not very clear. If I can't use sle...
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Abstract
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RFID technology will be ubiquitous in the future, and there is no doubt about it, because it brings convenience and timeliness to people, which means efficiency and...[Details]
Keeping the heart environment compact and warm is beneficial in most cases, but it’s another story for electronic heart scanners. When GE Healthcare was designing a scanner that was said to be the fas...[Details]
Maximize instrument utilization and reduce
test times
Increasing the throughput of automated test systems can improve efficiency. Using off-the-shelf tools (COTS) such as multicore proc...[Details]
Obtaining real-time and reliable traffic information has always been a bottleneck problem in the development of intelligent transportation systems. The establishment of an intelligent transportatio...[Details]
As the price of readers and tags decreases and the global market expands, the application of radio frequency identification (RFID) is increasing day by day. Tags can be powered by readers (passive ...[Details]
1 Introduction
In the current test field, the correlation detection method is increasingly widely used for filtering. Correlation filtering can easily separate a signal of a specific frequency...[Details]
Chapter 1 Proposal
Endless salespeople interrupt your normal work schedule;
Employees leave their work stations without permission during working hours;
Unauthorized persons ente...[Details]
0 Introduction
At present, the analysis of intra-pulse signals in pulse radar has always been a hot topic and difficulty in research. How to measure the intra-pulse carrier frequency more ...[Details]
introduction
Cars are becoming an indispensable part of people's lives. However, what worries car users is that the theft of cars is increasing year by year. This paper aims to design a conven...[Details]
In a Class D audio power amplifier, the preamplifier is a relatively important module. It is located at the front of the entire topology and completes the processing of the input signal source,...[Details]
introduction
Image compression technology is becoming more and more important in modern life. With the improvement of data processing speed of DSP, a single-chip DSP can achieve good results...[Details]
The discipline of HHCE (Home Health Care Engineering) is gradually entering people's lives as people pay more attention to health and telemedicine develops. It advocates the concept of "seeking m...[Details]
In the WTK22wtklibdevicesDefaultColorPhoneDefaultColorPhone.properties file in the WTK directory, there is a line touch_screen=false. Change it to true.
MIDP2.0 has three touch screen methods:...[Details]
Abstract: This paper uses the S3C2410 chip GX development board with ARM920T core as the hardware platform and Windows CE operating system to design an embedded system touch screen interactive func...[Details]
Nowadays, the phenomenon of using cloned taxis and trucks for operation is becoming more and more serious. The so-called cloned car is one or several unlicensed vehicles that are used to copy anoth...[Details]