I have a network problem and cannot download it. Is there any forum friend who can download it? Or if there is a backup in the computer, please send a copy. Keil.STM32F2xx_DFP.2.5.0.pack [url]http://a...
Since I want to switch to the field of embedded development, I need some basic understanding in order to have a clearer start of learning. Please give me more advice: Question 1: I checked the underst...
I added two header files, miracl.h and mirdef.h, and ms32.lib to the Header Files of the project, but errors still appear when using functions in the miracl library, such as otnum(), in programming. R...
(1) 430 turns off interrupt nesting by default, unless you turn on the general interrupt EINT again in an interrupt program. (2) When entering an interrupt program, as long as you do not turn on the i...
[i=s] This post was last edited by Yanda5zi on 2015-9-1 18:11[/i][color=#333333][font=Arial]I was helping a friend move. He had too many things and gave me a bunch of stuff. There was also this thing....
A few years ago, a colleague took apart an MP3 player and found a TEA5767 inside. At that time, I came here to build a small test circuit with a multi-purpose board. Because there was no amplifier, I ...
Battery life is critical for portable applications. For applications such as smoke detectors, security devices, and thermostats, factory-installed batteries need to last for more than 10 years. The...[Details]
5. Identifiers and keywords of C language
A complete PIC microcontroller C language program usually consists of six parts: include files (i.e. header files 1, variable definitions, variable de...[Details]
Capacitance Measurement
Used to verify that capacitors meet the manufacturer's specifications. For quality control, a group of capacitors may be placed in an environmental chamber and the cap...[Details]
Continuity test
A variety of devices need to be checked for continuity, including cable assemblies, printed circuit boards, and connectors to ensure that these components have the expected contin...[Details]
Introduction
Automakers are working to reduce vehicle weight to reduce CO2 emissions and improve fuel efficiency. Designers are therefore seeking new technologies and design techniques that can...[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]
Abstract: In recent years, with the establishment and grid-connected power generation of a large number of solar photovoltaic power stations at home and abroad, photovoltaic grid-connected inverter...[Details]
1 Introduction
Ultrasound refers to elastic vibration with a frequency higher than the audible frequency limit (i.e., in the frequency band above 20 kHz). The propagation process of this vib...[Details]
0 Introduction
Ultrasonic waves
are mechanical waves with a frequency of more than 20KHz, and the propagation speed in the air is about 340 m/s (at 20°C). Ultrasonic waves can be gene...[Details]
The invention of the steam engine ushered in the first conversion of internal energy and mechanical energy for mankind, and the birth of the internal combustion engine at the end of the 19th centur...[Details]
Based on the actual situation, a remote intelligent anti-theft alarm device for home use, connected to the telephone line, simple to operate, and stable and reliable in operation is designed. When ...[Details]
At present,
the control system used in
automobiles
can be divided into three parts from the functional point of view:
sensor
unit, control unit and execution unit. Among them,
th...[Details]
The number of timers/counters and interrupt sources directly determines the performance of the microcontroller. The MCS-51 microcontroller has two programmable 16-bit timers/counters and five inter...[Details]
The battery and its management system are one of the key technologies of electric vehicles. In the past few years, most companies have encountered embarrassment in the development of electric vehic...[Details]
The cruise control system (CCS) of a vehicle is also called a constant speed driving system. It is an electronic control device that uses advanced electronic technology to automatically adjust the ...[Details]