[align=left]Recently, I have collected a lot of information about RFID and posted it for friends who are interested in learning about RFID-related applications in the Internet of Things. I also hope t...
As the title says, there is a bootloader in the program. We have found several cases where the MCU does not run. We suspect that the program has been illegally modified by the bootloader. This happens...
[size=2]The success of Apple's iPhone has pushed multi-touch technology to an unprecedented height. The classic piano application can support more than 5 points of simultaneous touch. Although this fe...
This is the garbled screenshot I received. Could you please tell me what is the reason? Thank you.
Attached program:
#include "stm32f10x.h"GPIO_InitTypeDef GPIO_InitStructure;
USART_InitTypeDef USART_...
[size=12px]I would like to ask which expert can help me... I want to do multism simulation, but the multism component library does not have the components I need, such as DTMF decoder MT8870... What s...
VF mode is a mode that keeps the ratio of voltage V to frequency f constant when the frequency is changed in order to ensure that the motor magnetic flux is constant. The answers to VF mode searches o...
introduction
my country has a vast territory and a large population. The scale of housing construction is huge, and the amount of residential construction is large and wide. It is still on t...[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]
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]
Instrument stepper motor
The stepper motor is an open-loop control element that converts electrical pulse signals into angular displacement or linear displacement. In the case of non...[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]
1 Introduction
PROFIBUS is an international, open, and manufacturer-independent fieldbus standard. It is widely used in manufacturing automation, process industry automation, and automatio...[Details]
1 Introduction
Building Automation System (BAS) is a distributed monitoring system (DCS) designed according to distributed information and control theory. It is the result of the mutual de...[Details]
1 Introduction
With the development of control, computer, communication, network technology, etc., a new control technology, namely fieldbus, has emerged in the field of industrial control...[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]
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]
The concept of state machine
State machine is an important concept in software programming. More important than this concept is its flexible application. In a clear and efficient program, ther...[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]
Introduction
Nowadays, people pay more and more attention to the security alarm system, and people have higher and higher requirements for the functions and performance of the alarm. This paper prop...[Details]
0 Introduction
Under normal circumstances, the three-phase power in the power system is symmetrical, and they meet certain amplitude and phase conditions; but when the load changes, the syst...[Details]
Distributed Wireless Communication System (DWCS) uses distributed antennas, distributed processing control, joint signal processing and other technologies to improve the system's spectrum efficie...[Details]
RF/Wirelessly
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