The chip can work normally, but the 27M passive crystal oscillator has only one output pin to start oscillating, and the input pin is 0 level. My oscilloscope is 200M, so there should be no problem....
A project using STM32 series chips (specific models to be selected) provides basic framework source code and device drivers , such as LED screen, Bluetooth needs to write some functional operations. R...
I need to complete a very simple small design for school, and I would like to ask a few questions. It is to use an Arduino UNO board and L298 Motor Shield, plus 2 motors, to realize the forward and ba...
According to statistics, since 2004, the output value of global embedded system products has
Reaching 200 billion US dollars, in the composition of China's software sales revenue, embedded software sa...
[font=Microsoft Yahei, Hei, Tahoma, SimHei, sans-serif][color=#333333][size=20px]TMS320C6713 DSP is a C6000 series DSP chip launched by TI of the United States in 1997. It is a 32-bit high-speed float...
Moderator and all the experts:I have a question that I would like to ask for your help. Although this question has appeared many times in the forum, I still don't understand it clearly. Is it necessar...
The data collector of the automatic weather station is generally designed based on a single-chip microcomputer or a PC/104 bus controller. It has the characteristics of good compatibility with PC, low...[Details]
Capacitors
are basic components in various electronic devices and are widely used for bypassing, coupling,
filtering
, tuning, etc. in electronic circuits. However, to use capacitors,...[Details]
1. Proposal of
reconfigurable
measurement and control system
The measurement and control system generally refers to a system based on
computers
to realize data acquisition a...[Details]
The above is to use MB1404 as a stereo composite signal transmitter. You can use the internal high-frequency amplifier and oscillator or not! According to my experience, I still recommend beginners...[Details]
A stepper motor is an electromagnetic mechanical device that converts an electrical pulse signal into an angular displacement or a linear displacement. The stability and reliability of a stepper mo...[Details]
Cars equipped with xenon headlights are already common on the road. Whether they are standard equipment on high-end cars or embellishments on modified cars, xenon lamps are gradually becoming a sym...[Details]
Every time I go home and walk up the stairs, I am always scared. The corridor lights are often broken, and no one changes the bulbs, or they are not smart enough and need to be operated manually. E...[Details]
The future energy storage hotspot is not coal or iron ore, but lithium. This lightest metal in nature may be the heaviest resource in the future energy landscape. China launched an ambitious electr...[Details]
The capacity of a battery depends on the amount of charge and discharge, in addition to some factors of the battery itself. Obviously, if the charge and discharge of the battery can be recorded all...[Details]
As a new type of centralized and decentralized elevator control system, serial communication has been widely used in China. Compared with the previous centralized and unified control system, each s...[Details]
1. Introduction
Stepper motor is a basic component that converts electrical energy into kinetic energy. It has been widely used in a variety of electromechanical equipment, such as various machine...[Details]
With the explosive growth of electronic functions in cars, will more and more luxurious cars endanger the safety of passengers? This is the origin of the problem of over-electrification of cars. What ...[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]
Reliability and real-time performance are the basic requirements for control systems. Initially, motor control used analog circuits with discrete components. With the advancement of electronic tech...[Details]
1 Theoretical Analysis
Ultrasonic waves
When propagating in a suspension, the ultrasonic waves that encounter the suspended particles are scattered and attenuated at the interface, an...[Details]
Embedded System
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