Another question: What kind of transistor is used to drive this relay? How to explain the words "１０A/28VDC, 5A/220VAC, DC5V" on it? It has no requirements for the pull-in current?...
I guess it's a firmware library problem again, as shown in the following figureAn error occurred when setting the channel according to the user manual. I would like to ask how to set the external inte...
The following figure shows the simulation schematic diagram and simulation waveform of the boost circuit, which is built using PSIM software. The inductor parameters are 4mH, the capacitor is 10uF, th...
I would like to ask what the load current and load voltage in the book Circuit Design Based on Arithmetic Units and Analog Integrated Circuits mean. I can't understand why the simulation results I got...
As we all know, the 52 MCU has one more T2 timer than the 51. The car I recently built needs three timers, so T2 also comes in handy. It seems that there is not much information about T2. I read a boo...
Generally speaking, CC1310 uses common commands: CMD_PROP_TX, CMD_PROP_RX to send and receive data, and these two commands limit the data length to 255 bytes. If the customer has more than 255 bytes o...
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]
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]
Today, with the increasing integration of functions, mobile phones can also be used as portable media players (PMP), digital cameras, handheld computers (PDAs), and even global positioning systems ...[Details]
1. Introduction
Since the 1980s, with the continuous development of automotive electronic technology, there are more and more electronic control units in automobiles, such as electronic fuel i...[Details]
introduction
Throughout the history of automotive lighting, power has always played an important role. Initially, cars only needed headlights to see the road in the dark. Later, other light so...[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]
A standard cell
is an electrochemical
cell
used as a voltage reference standard in many electrical standards laboratories
. If properly maintained, standard cells are very stable. The ...[Details]
1. Background:
The instrument system parameter detection and control of the chemical production workshop of Tangshan Coal Gas Coking Plant are all analog instruments, some of which are eve...[Details]
The automotive lighting and signal control system is responsible for controlling the vehicle's lighting, signal lights, electric horns, reversing and brake buzzers. Traditional automotive lighting...[Details]
The typical fault troubleshooting listed below is for reference of maintenance personnel.
When the computer is turned on, the indicator light is off and there is no screen display
Mainte...[Details]
In recent years, with the rapid development of the information industry, dot matrix LED display screens have been widely used in various advertising and information display systems such as the fina...[Details]
I've been studying dot matrix recently. It looks simple, but it takes a while to master it completely! The 8*8 dot matrix hardware circuit I'm making now is like this. The row is driven by 74HC138 + t...[Details]
With concerns about the growing energy crisis, motor efficiency has become an important and timely topic. This is because motors use 63% to 70% of the electricity produced in the United States and ...[Details]
Today, the value of electronic components in cars accounts for 15-20% of the total vehicle. In the future, this proportion may be as high as 30-40% as more safety electronics, fuel consumption and ...[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]
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