-
Abstract: This paper introduces the principle of ultrasonic thickness measurement and the use of CPLD to realize measurement control and data processing, and focuses on some specific processing method...[Details]
-
I believe that many PLC beginners have such doubts, why are there so many ways to "PLC one-key start and stop program"? How can we start to master the programming of different ways of PLC one-key s...[Details]
-
Learning the development environment is also a necessary part.
1..Summary of commonly used shortcut keys
Ctrl + K: Quick Annotation
Ctrl + Shif + K: Quickly remove comments
Ctrl + T: Code f...[Details]
-
The transfer characteristic curve of the field effect tube shows the curve relationship between the drain current ID and the gate-source voltage Vcs when the voltage V舾 applied to the drain and sourc...[Details]
-
1. Function Overview
The measuring range of temperature and humidity is 0.0℃-99.9℃, 5.0 RH --99.9RH, and the control value can be set for this range. When the measured value is greater than ...[Details]
-
Modern mobile communication systems, from GSM to GPRS to CDMA, have frequencies from hundreds of Hz to 900 MHz, 1.8 GHz, 2.4 GHz, 5.8 GHz, and even higher. At the same time, the requirements for mi...[Details]
-
"Chinese Imprint" Photo by Xinhua News Agency
On June 11, the National Space Administration held a ceremony to unveil the first batch of scientific images of the Tianwen-1 probe land...[Details]
-
China Energy Storage Network:
In the new round of technological and industrial revolution, digitalization has become a driving force for the transformation of new and old kinetic energy in th...[Details]
-
To put it simply, the crossover of an audio system separates the analog signal into different parts such as high, medium and bass, and then sends them to the corresponding speaker units for playbac...[Details]
-
Reference: "STM32F4xx Chinese Reference Manual" RCC chapter. The STM32 clock can be roughly divided into two categories: system clock and other clocks, including a total of 5 clock sources: HSI (Hi...[Details]
-
The scale of photovoltaic projects is different, and the access voltage level is different. For example, below 8kW is generally connected to 220V, 8~400kW is generally connected to 380V, below 0.4~...[Details]
-
As electronic products develop towards being thinner, smaller, digitalized, and integrated with multiple functions, the power management IC is becoming increasingly important. According to iSuppli,...[Details]
-
By VA Viswanathan If you have ever heard hallway conversations at a power supply design company, they are likely to be arguing over whether the design of a 75W power supply should use the architect...[Details]
-
learning target: ● Understand the cross-compilation toolchain ● Understand the step-by-step method of building a cross-compilation tool chain ● Learn to use Crosstool to build a cross-compilation too...[Details]
-
1. Main indicators of common car inverter products on the market Input voltage: DC 10V~14.5V; output voltage: AC 200V~220V±10%; output frequency: 50Hz±5%; output power: 70W~150W; conversion efficien...[Details]