Longmen Grottoes are located in the Yique Gorge, 6 kilometers south of Luoyang City. Because it is located in the south of the capital, the ancient emperors called themselves "the true dragon emperor"...
PrefaceAfterthe release of Bluetooth 5 protocol, Nordic took the lead in launching the chip nrf52840 that supports ble5.0 protocol. The powerful configuration is simply outrageous for me who has used ...
I browsed around on Taobao but couldn't find it. The input is a 5V USB plug, and the output is 2 wires (or terminals) of 1.5V. It's not hard to make it yourself, but I don't want to work hard....
1. Absolute value function(1) _abs()C code: int _abs(int src)Assembly: ABSfunction: Calculate the absolute value of 32-bit data(2) _labs()C code: int _labs(long src)Assembly: ABSfunction: Calculate th...
[i=s]This post was last edited by ddllxxrr on 2022-1-19 21:15[/i]I was very happy to receive the development board this morning:
The board inside separated from the cover, but fortunately it was not a...
The installation of solar panels is a big problem. Shared bicycles are installed in the front basket, but I don’t want to install a basket, one is that it doesn’t look good, and the other is that it a...
Original: AVR based oscilloscope A mega32 based low speed oscilloscope. It can be used to measure signals up to 5 kHz. The input voltage range can be up to 24V AC or 30V DC. It\...[Details]
NXP recently announced that it will adopt TSMC's N5P process, an enhanced version of TSMC's 5nm technology, which is about 20% faster and consumes about 40% less power than 7nm. The two companies e...[Details]
An Amazon team that reviews Alexa users’ commands has access to location data and in some cases can easily find customers’ home addresses, according to five employees familiar with the program. ...[Details]
Affected by the weak global economy and overcapacity, the development of the LED lighting market is not as rapid as expected. In addition, the immaturity of the lighting terminal market and the fac...[Details]
ON Semiconductor (Nasdaq: ONNN), a premier supplier of high performance silicon solutions for energy efficient electronics, has introduced a new family of active clock generator integrated circuits...[Details]
Comparing several V/I circuits, all unidirectional devices such as triodes can achieve AC constant current. After adding triodes, only unidirectional DC constant current can be achieved. Of course,...[Details]
How to choose a digital multimeter
Digital multimeters are widely used in defense, scientific research, factories, schools, measurement and testing and other technical fields due...[Details]
1. What is motion control?
In industrial production, motion control systems are used to improve both product quality and product output. For example, positioning control of robot hands in the ...[Details]
In the past, most of the sales models of outdoor LED driver power supply companies were mainly project-driven, with more customized services. For example, after an LED street lamp factory receive...[Details]
IO port control Direction register TRISA~TRISAE For example, TRISB=0x00; // 1 is input, 0 is output, so all portB ports are set to output Data register PORTA~PORTE For exa...[Details]
How to use the inverter and adjust its parameters
The use and parameter adjustment of the inverter need to follow the following steps:
Confirm motor parameters: Before using the inverter,...[Details]
Compiler programming is a complex topic that requires a lot of expertise even for experienced software engineers.
NI LabVIEW software is a multi-disciplinary graphical programming environment tha...[Details]
Foreign media GizmoChina and Yogesh released the latest news about Samsung's folding screen models. The next folding model may be Samsung's three-fold tablet computer or named Samsung Galaxy Z ...[Details]
1. Introduction to power chips
A power chip is an integrated circuit chip that converts or controls power to provide a suitable voltage or current for the normal operation of the load. It is a...[Details]
Recently, Wuhan Municipal Bureau of Economics and Information Technology announced the results of the 2024 unicorn enterprise certification. 44 enterprises in the city were selected, of which 31 were ...[Details]
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