I recently did an experiment on wireless charging, and now I want to measure the efficiency of the module. I heard from others on the Internet that the error of measuring voltage with a digital multim...
Thonny has released version 4.0.0 with many changes and fixes. One major change is dropping support for Python 3.5, 3.6, and 3.7. There are about a dozen changes for MicroPython and CircuitPython.http...
In fact, the protocol stack implemented on GPRS DTU is TCP/IP Over PPP. We must have some corresponding concepts when using it. Therefore, we will briefly explain some matters related to the use of SA...
When I calculate the fundamental power, I calculate Q1 and P1, but I don't understand the phase difference angle here. What is the value of u in this formula φ1=α+u/2? I know that α is the control ang...
Please comment on whether I can work on single-chip microcomputers. My ambition is to work in this field, but I have gone through many paths. I originally thought that single-chip microcomputers were ...
Designers use PSpice primarily to simulate analog circuits. However, it can also be used to simulate digital filters. The main components in a digital filter are delay elements, adders, and multipl...[Details]
Embedded systems are the replacement products of computer technology, communication technology, semiconductor technology, microelectronics technology, voice and image data transmission technology, and...[Details]
The particularity of portable medical devices determines that they should be user-friendly, must work in a sterile environment, and occupy little space and consume low energy.
At the same time, por...[Details]
Safety is the top priority in the production process, especially for dangerous operations. When the high-voltage line is shut down for maintenance, it is necessary to follow the regulations of powe...[Details]
In a Class D audio power amplifier, the preamplifier is a relatively important module. It is located at the front of the entire topology and completes the processing of the input signal source,...[Details]
Combined with Samsung's ARM9 series embedded processor S3C2410, this paper explains how to perform modular programming of LCD driver and how to statically load the driver into the system kernel.
...[Details]
introduction
Traditional electric actuators are easy to use and save investment, and have been widely used in production process control systems in the fields of electricity, metallurgy, petro...[Details]
With the rapid development of the automobile industry, the requirements for automobile control, communication and networking are becoming more and more complex. The new generation of electronic co...[Details]
More than 80% of the information humans receive from the outside world comes from vision, and about 10% comes from hearing. The provision of people's entertainment needs will naturally transition f...[Details]
introduction
Data acquisition is the most basic application field of DSP. The data acquisition system designed in this paper uses the TMS320F2812 DSP chip of TI. The main features of this ...[Details]
nRF9E5 is an intelligent RF chip with an operating frequency of 433/868/915MHz, integrating an 8051 microcontroller, a 4-channel 10-bit A/D converter, and multi-channel RF transceiver.
This ar...[Details]
introduction
As a product of the combination of channel technology and network technology, Fibre Channel is an open network with high real-time performance, high reliability, high bandwidt...[Details]
1 Introduction
Peer-to-peer (P2P) technology is a hot topic in the field of international computer network technology. The prototype of this technology was created in the 1970s, with UseNe...[Details]
1 Introduction
"Power Electronics Technology" is an important professional basic course. In teaching, the working principles of rectification, chopping and other circuits are understood by...[Details]
S3C44B0X is a cost-effective microprocessor launched by Samsung for embedded systems. It is a 16/32-bit RISC processor based on the ARM7TDMI core and has a main frequency of 66MHz. In order to redu...[Details]
Test/Measurement
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