To be more precise, it is an electric linear actuator. Is there anyone who knows about electric linear actuators with pulses? That is, the actuator can emit a positive pulse every time it rotates a ci...
I recently bought two new SMS modules. I used to use TC35I. Since the manufacturer didn't have it in stock, they said MC39I was the same. After using it, I found that I couldn't receive messages. It t...
Environment: S3C2440 + WinCE5.0 Implementation: Currently, there are 3 serial ports on the development board, all of which use the system's layered driver. Due to some requirements, I now want to sepa...
I have a question: I connect the 220V AC directly to the LED and the 220K resistor in series, and the LED can light up normally. Does this circuit have any effect on the life of the LED? ? ?...
Record every bit of learning LM3S(Statement: This learning experience is my personal notes after studying Zhou Ligong's relevant materials. Due to my limited level:titter:, there may be errors or devi...
With the promotion of the construction of intelligent communities in the country, anti-theft systems have become essential equipment for intelligent communities. Especially in recent years, the urg...[Details]
No matter which processor you are learning, the first thing you need to understand is the registers and working mode of the processor.
ARM has 37 registers, including 31 general registers and ...[Details]
This paper establishes a fuel cell engine test platform based on the NI integrated hardware and software environment. This platform can realize the test and control of fuel cell engines and their a...[Details]
We know that the inverter consists of two parts: the main circuit and the control circuit. Due to the nonlinearity of the main circuit (switching action), the inverter itself is a source of harmoni...[Details]
1 Development of LED Film and Television Lighting
1.1 The significance of developing film and television lighting
Lighting power consumption accounts for a large proportion of the total p...[Details]
Mobile phones, MP3s, tablet computers, laptops, digital cameras, handheld game consoles, navigation devices, etc., all these mobile devices are powered by mobile batteries, and the battery life is ...[Details]
In industry, voltage 0…5 (10) V or current 0 (4)…20 mA is usually used as a method for analog signal transmission, which is also a method often used by programmable controllers. So what are the dif...[Details]
Introduction
my country's rapid economic growth is mainly due to the development of manufacturing and the acceleration of urbanization. However, urbanization cannot be achieved at the expense ...[Details]
1 Introduction
Fieldbus is a serial, digital, multi-point communication data bus between field equipment/instruments installed in the production process area and automatic control devices/syst...[Details]
Today, fleet management innovation has made great progress. Whether trucks, buses, taxis or other means of transportation, wireless satellite positioning systems are used to enable dispatchers to u...[Details]
"Multimeter" is the abbreviation of multimeter, which is an indispensable tool in our electronic production. The advantages of multimeter are that it has many uses, a wide range, an...[Details]
1. Basic principles of organic/polymer solar cells
The basic principle of organic/polymer solar cells is to use the photovoltaic effect generated by light incident on the heterojunction of sem...[Details]
When designing a PLC system, the control scheme should be determined first, and the next step is to select the PLC engineering design. The characteristics of the process and the application require...[Details]
1. Sensor
According to the national standard GB7665-87, a sensor is defined as a device that can sense the specified measured quantity and convert it into a usable output signal according to a...[Details]
1 Introduction
The ball nut is the internal thread element of the ball screw pair. Its precision directly affects the transmission quality of the ball screw pair. Due to its advantages such as...[Details]