[size=4] The NRF24L01 module is a 2.4GHz communication module. The output power, channel selection and protocol settings can be set through the SPI interface. It can be connected to almost all microco...
Three-phase AC servo motors are widely used, but after long-term operation, various faults will occur. Timely judgment of the cause of the fault and corresponding treatment are important tasks to prev...
Powering the high-side gate of a half-bridge configuration may seem a daunting task at first, as most systems have high level translation and drive strength requirements. This article discusses a poss...
Digitally controlled DC power supply based on single chip microcomputer 1. Basic requirements (1) Output voltage: range 0～＋12V, step 0.1V, ripple no more than 10mV; (2) Output current: 500mA; (3) Outp...
1. CC43O board, 50 yuan, I don’t know how to use it myself 2. LPB board, USB to serial port, a very old board, 10 yuan 3. Nano touch screen or something like that, the original purchase link is below,...
Which expert can help me! ? ? The first task I took when I just started working was this: to make a controllable power supply using the c8051f410 microcontroller. Since I have no experience, I don't k...
In
circuit design,
current
measurement
is widely used, and the main fields are divided into three categories: in measurement,
the electric meter
is used to measure the curre...[Details]
Analog engineers have traditionally struggled with complexity when designing power supplies that required multiple outputs, dynamic load sharing, hot-swap, or extensive fault-handling capabilities....[Details]
The reason for the light decay of white LEDs: the decline of phosphor performance
So far, the rapid decline of the luminous performance of white light LEDs, especially low-power white light LE...[Details]
With the rapid development of urban economy, elevators are increasingly used as a vertical transportation tool. However, elevator fault detection and maintenance, especially the role of elevator remot...[Details]
LED is the abbreviation of light emitting diode, which is an electric light source made of semiconductor technology. The core part of LED is a chip composed of P-type semiconductor and N-type semi...[Details]
The concept of state machine
State machine is an important concept in software programming. More important than this concept is its flexible application. In a clear and efficient program, ther...[Details]
It is well known to automotive suppliers that automakers are demanding more from their supply base. For connector suppliers, this means stricter requirements for product performance, stability and ...[Details]
The era of mobile access to the Internet has arrived, and it will rapidly change the business and infrastructure needs of mobile operators under a whole new trend of requirements. We need 4G LTE to...[Details]
This article will introduce a design method for a distributed control system used in a tracking car, which can perform distributed control of motor modules, sensor modules, and lighting control mod...[Details]
Traditional
virtual instruments
consist of a data acquisition
board
based on PCI bus and
corresponding software. However, with
the rapid development of
computer
network techno...[Details]
1. Tips for charging UPS for the first time
After purchasing a new UPS, plug the UPS into the 220V mains power grid and charge it for at least 12 hours to ensure that the battery is fully char...[Details]
The power consumption of a switching power supply includes fixed losses caused by parasitic resistances such as semiconductor switches, magnetic components, and wiring, as well as switching losses ...[Details]
Energy conservation and environmental protection are the main directions of current automotive technology research, and power batteries are the key to electric vehicle technology. Research on powe...[Details]
introduction
The Steyr diesel engine produced by Weifang Diesel Engine Factory has huge power and is one of the main power models widely used in China's heavy machinery and large trucks. In ...[Details]
In some motion control systems with simple control or low cost requirements, stepper motors are often used as actuators. The biggest advantage of stepper motors in such applications is that they ca...[Details]
RF/Wirelessly
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