After mastering Keil and Protel 99, I officially entered the industry. Previously, my main job was to develop 8051 assembly programs. The company's main product was IC card readers (non-CPU cards, usi...
I hope to read and write data to the flash in the user program, but after looking up the information, I still don't understand how to store the code. If I write the original data, it won't start. Unde...
I want to learn the assembly of IAR FOR ARM, Cortex-M3, but I don't know how to get the assembly syntax of this compiler. I searched the IAR official website for a long time but couldn't find relevant...
[b]I. Bracket: [/b] 1) Function of the bracket: used for conducting electricity and supporting 2) Composition of the bracket: The bracket is formed by electroplating the bracket material. From the ins...
[i=s]This post was last edited by jameswangsynnex on 2015-3-3 19:59[/i] [size=9pt][size=14px]Reprinted from --- Gaogong Online[/size] On January 19, MediaTek, known as the "father of knockoff phones",...
The function of this serial port on the development board is to communicate with ST-LINK, and then connect ST_LINK2 to the computer via USB to display and set parameters with the host computer MotorCo...
Emergency hand-held lamps powered by 6V maintenance-free batteries are widely used in rural areas. The charger used is a transformer step-down and single diode half-wave rectifier, and the charging...[Details]
This program is written to simulate the serial port hardware mechanism. When used, a timed interrupt can be set with a time interval of 1/4 baud rate. The receiving function is called once for ea...[Details]
1. Introduction
RFID (radio frequency identification) is a non-contact automatic identification technology that emerged in the 1990s. It uses the characteristics of radio frequency signal prop...[Details]
1 Introduction
The high temperature tester is mainly used for temperature tracking measurement and data acquisition during the heating process. By systematically analyzing the test data, the...[Details]
DSP (digital signal processor) is used more and more frequently in today's engineering applications. There are three main reasons for this: first, it has powerful computing power and is capable of ...[Details]
Electronic systems are located at different points on the automotive power bus and therefore often need to operate under very stringent power requirements. These include load dump, cold crank, very lo...[Details]
1. Principle of displacement angle sensor
The angle sensor is used to detect angles. It has a hole in its body that fits the LEGO axle. When connected to the RCX, the angle sensor counts once ...[Details]
We know that microcontroller development tools generally include real-time online emulators and programmers. Among them, online emulators are very good tools, but they are also more expensive...[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]
1. With the development of modern industry and the continuous improvement of automation, some medium and large control systems have been greatly facilitated, which not only makes control easier, bu...[Details]
Product series: PB-B-RS232/485 interface (hereinafter sometimes referred to as "interface") is a product in the PROFIBUS bus bridge series.
The main purpose of the bridge series ...[Details]
1. Introduction to CIF Board
Fieldbus integration based on PC system
Whether it is a master or a slave, fieldbus has won unanimous praise in the field of PC-based automation. For more...[Details]
1. Introduction
Testing the temperature of steel billets before rolling is an important measure to ensure the quality of steel. Traditional manual testing is difficult to ensure product qu...[Details]
The potentiometer is an adjustable electronic component. The main functions of the potentiometer in the circuit are as follows:
1. Used as a voltage divider
A potentiometer is a continuou...[Details]
As a simple and practical input device, buttons have been used in various microcontroller application systems and are ubiquitous. However, the buttons used in different practical occasions are also...[Details]