The cheap ones sold in the market are really not good, and the expensive ones are really expensive~~ So I just made my own. It has an iron head~~ It is super durable and does not leak. After 12 hours ...
I downloaded the source code of "51+sl811 read and write USB flash drive source program + schematic diagram" from the Internet, but I can't find the schematic diagram. Can anyone send me a copy or tel...
I have now opened up several segments in the flash main memory to store some real-time data. The numbers I store are stored in groups. In order to avoid the phenomenon that part of the same group of n...
This is a rather special robot. First of all, its control circuit is a bit more complicated than previous projects, involving more electronic components. Secondly, this robot no longer uses traditiona...
Using MSP430AFE253+NRF24L01+, in data only transmission mode, the current when entering LPM3 is 330UA. If NRF24L01+ is removed, the current is about 0.5UA. Finally, it is found that there is a problem...
introduction
Since the beginning of the 21st century, the world of information has changed rapidly. Maybe a high-tech product will be released today and a better similar product will be releas...[Details]
The Portable Digital Data Acquisition System (PDDAS) uses LabVIEW Real-Time and PXI to control the wind tunnel test and record air pressure data from 128 different channels.
"The LabVIEW Real-...[Details]
I. Introduction
In the field of power conversion, isolated converters (forward, flyback, and double-ended) with low output DC voltage all use MOSFET as the rectifier device. Since these devi...[Details]
1. Introduction
With the gradual automation and modernization of industrial control systems, fieldbus control systems have received more and more attention and application. CAN bus is currentl...[Details]
1 Introduction
The Third Steel Plant of Jigang Group is a key investment project of Jigang Group during the "15th Five-Year Plan". It has introduced first-class domestic and foreign advanced eq...[Details]
Abstract: With the development and construction of BeiDou II system, China will shift from the situation dominated by GPS to the situation dominated by BeiDou II global navigation system independen...[Details]
introduction
LEDs continue to gain popularity in automotive applications, thanks to their long lifespan and the flexibility they offer for body styling and interior design. Some may be surpris...[Details]
store
To prevent moisture, LEDs should be stored in a dry and ventilated environment with a storage temperature of -40°C to +100°C and a relative humidity below 85%.
The LED should be use...[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]
Current
measurement:
Magnetic balance Hall current
sensor
is used
. The sensor can measure AC from DC to 100kHz.
In automatic measurement and control systems, it is often nec...[Details]
introduction
Caller ID delivery (CID) is a service provided to the user's phone. The method is that the originating switch transmits the caller number and other information to the terminal swi...[Details]
In the development direction of the automotive industry, electric vehicles (EV) and hybrid electric vehicles (HEV) are becoming an obvious trend. From a technical point of view, hybrid power is mor...[Details]
1 Overview
As a driving power source, the new battery has a range of more than 200 km within the acceptable weight range of the mass market, which provides an important way for power batteries...[Details]
With the rapid development of information technology represented by computers, semi-physical simulation technology plays an important role in many military and civilian fields such as aerospace and co...[Details]
The Challenge:
Providing a flexible, powerful robotics design platform
to more than 40,000 high school students participating in the FIRST
Robotics
Competition (FRC).
The So...[Details]