[i=s] This post was last edited by pomin on 2022-8-27 19:33 [/i] # [Home Smart Dashboard] Development and Construction of ESP-IDF under Linux > My laptop only has four cores, and compiling IDF is too ...
When studying nboot, there are several puzzles: I want nboot to have the function of copying eboot to RAM, so I need to enter the loadboot function to copy. #if 1 //This function is not used in the Fr...
[b]VC++ implements the extraction of GPS global positioning system positioning data[/b] Abstract: This paper proposes a method for receiving GPS global positioning system positioning information and e...
The index requirements are: input AC voltage 220V (50-60Hz), output DC voltage 5V, output current 3A, when the input AC voltage changes between 180-250V, the relative change of output voltage is less ...
Security concerns of different IoT implementations, from low-power ISM networks like ZigBee and Thread to larger scale Wi-Fi networks. The IoT is growing, with many different wireless technologies and...
[size=4][b]Diodes in series[/b][/size] [size=4] [/size] [size=4]When diodes are used in series, attention must be paid to their static and dynamic voltage balancing. [/size] [align=center][/align][ali...
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]
Sailing is gaining more and more attention. How to use modern technology to assist training and improve competition results is particularly important. Considering the real-time data collection in t...[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]
Introduction
Power subsystems are becoming more and more integrated into the overall system. Power systems have moved from being separate "essential dangerous devices" to being monitorable...[Details]
Editor's note: In order to help technicians or engineers who have knowledge of PIC microcontroller assembly language quickly master the method of using C language to program PIC microcontrollers, t...[Details]
Product series: PB-B-RS232/485 interface (hereinafter sometimes referred to as "interface") is a product in the PROFIBUS bus bridge series.
The main purpose of the bridge series ...[Details]
1. Disadvantages of choosing too high a voltage level
Choosing too high a voltage level will result in too high an investment and a long payback period. As the voltage level increases, the...[Details]
The TPS92210 is a single-stage LED lighting pulse width modulation (PWM) controller. The TRIAC dimmable solution not only regulates the LED current, but also achieves a power factor close to 1. The...[Details]
The rectified DC voltage is then converted back to AC using power electronics such as insulated gate bipolar transistors.
The output voltage is switched on and off at a high frequency, control...[Details]
Car lights, whether headlights, fog lights or tail lights, play an important role in driving safety. However, the material of the car lights determines that the probability of damage in a collision...[Details]
1 Introduction
Lijia'an Yellow River Diversion Culvert is a large gravity diversion gate in the lower reaches of the Yellow River. The Yellow River Diversion Culvert is located in Lijia'an Vi...[Details]
As we all know, the manufacturing of modern automobiles is divided into four major processes: stamping, welding, painting and assembly, and the powertrain constitutes five inseparable production pr...[Details]
The circuit has overcharge protection, over-discharge protection, over-current protection and short-circuit protection functions. Its working principle is analyzed as follows:
1 Normal state
...[Details]
With the tense global energy situation and the improvement of human environmental protection awareness, the research and development of power batteries is in full swing around the world. At present...[Details]
Improving the coordination of material handling and internal transportation between departments in modern factories is an important measure to achieve full automation of production. Traditional mat...[Details]