How to calculate the calculation formula of the check code generated by the randomly generated 6-digit hexadecimal data? ? ? A known set of data is a 6-digit data check code 1AC855 8C 524446 5B 7C6306...
Download the lower computer program to the STM32 microcontroller. After resetting, use the serial port debugging assistant to send: 41 65 62 0D 0A to the microcontroller. Then the microcontroller retu...
We spent a lot of effort to make a program on VC6.0 some time ago, and now we want to port it to EVC. There should be no problem with the dialog box and other controls, but the following problem occur...
My classmate is studying MCU and wants to buy a laptop in Shijiazhuang. His original words are: [color=#FF0000] It doesn't need to be too well configured, but it needs to have serial and parallel port...
[indent][align=left]Digital systems are usually divided into information processing units and control units. The information unit mainly transmits and calculates information, while the main task of th...
[align=left][color=rgb(102, 102, 102)][font="][size=14px]Some old drivers said that CC2640 has PWM. Can the mobile phone APP control the PWM output? [/size][/font][/color][/align][align=left][color=rg...
1. Overview
Will passive devices
produce nonlinear intermodulation distortion? The answer is yes! Although there is no systematic theoretical analysis, it has been found in engineerin...[Details]
System design is a complex process. It is not enough to just use ICs. There are many details to consider. This article uses a high-fidelity music playback system as an example to introduce how to s...[Details]
I. Introduction
Since RS232 has a short communication distance (only 15 meters according to EAT/TAI-232 standard), and can only perform point-to-point communication, it cannot directly f...[Details]
Digital array radar (DAR) uses digital beam forming (DBF) in both receiving and transmitting modes to achieve flexible distribution and reception of RF signal power in the airspace, obtain excellent t...[Details]
TC9012F is a universal CMOS large-scale integrated circuit for infrared remote control signal transmission, suitable for remote control of TV, VTR, laser player and other equipment. In the market, ...[Details]
In the "digital pressure measurement" experimental device of applied physics, the subject technical knowledge of analog circuits, digital circuits, sensors and single-chip microcomputers is used. In o...[Details]
People who often surf the Internet until late at night, their families always complain that turning on the big lights in the living room affects their rest, but some people don't have keyboard ligh...[Details]
Nowadays, more and more people have digital cameras. The convenience and speed of digital cameras have gradually replaced film cameras and become the main tool for people's daily photography. The n...[Details]
1. Tips for charging UPS for the first time
After purchasing a new UPS, plug the UPS into the 220V mains power grid and charge it for at least 12 hours to ensure that the battery is fully char...[Details]
1 Introduction
CAN (Controller Area Network) bus is a kind of field bus. It is used in many industrial sectors due to its outstanding advantages such as high performance, high reliability, high...[Details]
In some motion control systems with simple control or low cost requirements, stepper motors are often used as actuators. The biggest advantage of stepper motors in such applications is that they ca...[Details]
Single-chip microcomputer is the abbreviation of single-chip microcomputer. It is made by integrating CPU, ROM, RAM, TIMER/COUNTER and input/output interface (I/O) on a large-scale integrated circu...[Details]
Improving the coordination of material handling and internal transportation between departments in modern factories is an important measure to achieve full automation of production. Traditional mat...[Details]
The use of power switches is complex and confusing to most electronic product designers, especially those who are not experts in power management. Power switches are increasingly being used by desi...[Details]