A few days ago, I took advantage of the 30% off for 3 items promotion on JD.com and bought a ZT303 4.5-digit multimeter. The original price was 175, but after buying a few stainless steel screws with ...
The head of artificial intelligence at ST in Asia Pacific explains some key concepts and tips to pay attention to when starting a new machine learning project design.
Everyone is welcome to post quest...
[size=4]1. Write the code first, taking helloworld.c as an example, copy code 1 #include2 #include//What is this file? 3 main() 4 { 5 int i = 0; 6 while(1) 7 { 8 sleep(2); 9 printf("hell0 world!"); 10...
When I was running the vehicle occupant detection routine with IWR1642
It will prompt [Warning: Unexpected warning: A timeout occurred before the Terminator was reached.]At the same time, I see that t...
Because wireless networks are not limited by physical lines, they have advantages that wired networks cannot match. In response to the needs of wireless LAN applications, various manufacturers have la...
On April 26, after 27 days of hard work by maintenance personnel from State Grid Shaoxing Power Supply Company, the 220 kV Xuanjia substation successfully completed the second round of comprehensiv...[Details]
High brightness light emitting diodes (HBLED) combine the advantages of high output, high efficiency and long life. Manufacturers are developing devices that can achieve higher luminous flux, longer ...[Details]
In the more than 200-year history of development, cars are transforming from simple cargo-carrying tools to mobile data centers on wheels. As the automotive industry further develops towards elect...[Details]
Cement resistors are made by winding the resistor wire on non-alkali heat-resistant porcelain, adding heat-resistant, moisture-resistant and corrosion-resistant materials to protect and fix the wou...[Details]
The D86 dry point analyzer is an advanced online and continuous analytical instrument for measuring the dry point of oil products. It can continuously measure the boiling point temperature of petrole...[Details]
Diodes Corporation (Diodes) launches a low-power, high-performance signal ReDriver™ that complies with the MIPI® D-PHY 1.2 protocol. PI2MEQX2503 can reconstruct the signal transmitted from the camer...[Details]
In the process of home appliance maintenance, faults caused by capacitor leakage or capacity change are common and the fault phenomena vary. General pointer multimeters and some digital multimeters c...[Details]
As the incidence of ATMs has remained high in recent years, commercial banks have strengthened
video surveillance
measures for teller machines and installed professional surveillance syst...[Details]
The STM32 timer is a powerful module, and the frequency of the timer is also very high. The timer can do some basic timing, and can also do PWM output or input capture functions.
Clock source p...[Details]
LM35 is a widely used temperature sensor. Because it uses internal compensation, the output can start from 0℃. The device uses a plastic package TO992 and an operating voltage of 4~30V, so at first...[Details]
ARM microcontrollers are the entry point for most novices, but due to lack of knowledge, novices often encounter problems of one kind or another during the design process. ARM abnormal interrupt retur...[Details]
1. Optical parameters affecting LED biological effects
The biological effect of LED depends on different optical parameters, including different wavelengths, flow (fluence), intensity (pow...[Details]
As shown in the figure, this is a high-speed oscillator composed of ECL or NOT gates. The collector load resistance R of the ECL circuit is small, so the time constant is small and the switching spee...[Details]
【QWT Introduction】
QWT
, the full name is Qt Widgets for Technical Applications, is an open source project based on the LGPL copyright agreement, which can generate various statistical c...[Details]
Whether ordinary motors can use frequency converters to adjust speed is a very professional question. Before answering this question, we first need to understand what ordinary motors are, what freq...[Details]
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