Discuss the system construction of multi-layer menu buttons without OS custom system! For example, message query, message queue, semaphore, event flag, mailbox, priority, task, etc. define a small sys...
Following the previous post, Bluetooth video transmission, let me hear your opinions - [51 MCU] - Electronic Engineering World Forum [url]https://bbs.eeworld.com.cn/thread-531227-1-1.html[/url] Recent...
In order to build a tall building, I specially posted this thread, please follow it! The first one is of course our "Xiang Nong Jie" quote: [size=6][color=red]"Chinese men have finally stood up!"[/col...
[color=rgb(0,0,0)]Most people should have this concept: BJT is a current-controlled device, and MOSFET is a voltage-controlled device. As for why this is said, readers should be able to understand it ...
The board is soldered, but when connecting JTAG, it shows "no Cortex-M device found in JTAG chain. Please check the JTAG cable and connected devices." However, the JTAG is good. My colleagues and I ha...
This problem often embarrasses young and inexperienced engineers. When implementing many solutions, they find that the power supply capacity of the camera originally designed is not enough and additio...
Emergency hand-held lamps powered by 6V maintenance-free batteries are widely used in rural areas. The charger used is a transformer step-down and single diode half-wave rectifier, and the charging...[Details]
0 Introduction
With the development of my country's economy, the number of motor vehicles continues to increase. The growth of existing roads and other hardware facilities can no longer meet t...[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]
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]
The data collector of the automatic weather station is generally designed based on a single-chip microcomputer or a PC/104 bus controller. It has the characteristics of good compatibility with PC, low...[Details]
1. Introduction to CIF Board
Fieldbus integration based on PC system
Whether it is a master or a slave, fieldbus has won unanimous praise in the field of PC-based automation. For more...[Details]
Experimental tasks
A DS18B20 is used to form a temperature measurement system. The temperature measurement accuracy reaches 0.1 degrees. The temperature range is between -20 degrees and +50 de...[Details]
Among the many members of the single-chip microcomputer family, the MCS-51 series of single-chip microcomputers has occupied the main market of industrial measurement and control and automation eng...[Details]
From the previous section, we have learned that the timer/counter in the microcontroller can have multiple uses, so how can I make them work for the purpose I need? This requires setting the timer/...[Details]
In today's body control module (BCM) designs, savvy engineers are moving away from electromechanical relays whenever possible. Their next step is to eliminate fuses. But is eliminating fuses a nece...[Details]
In 2012, more than half of the cars in the European, Japanese and American car markets will be equipped with color displays, navigation systems, satellite communications and other in-vehicle infota...[Details]
At present, the traffic congestion in cities is quite serious. According to relevant news reports: In China, the traffic congestion has expanded from megacities such as Beijing, Shanghai, and Guangzho...[Details]
LED technology has made rapid progress, and improvements in chip design and materials have promoted the development of brighter and more durable light sources, and the scope of light source applica...[Details]
The serial interface real-time clock chip DS1302 launched by Dallas Company in the United States can trickle charge the backup battery of the clock chip. Due to the main features of the chip such a...[Details]
Key Points
1. Now, in addition to high-end smartphones and tablets, users also expect to use touch screens in other applications, and they are gradually appearing in cars and instruments.
...[Details]