A friend asked me to make a counter for him, but I have never been involved in hardware before, so I came here to ask for advice from all the masters. I hope you can give me some advice. Thank you. Th...
TI will hold MSP430DAY in Xiamen on August 2, 2007. Free registration is open. All MCU enthusiasts and technology enthusiasts are welcome to participate. Free registration is open. Please refer to the...
For all mid-range PIC microcontrollers, when the top 4 pins (RB7~RB4) of PORTB are set to input mode, when the input level changes from high to low or from low to high, the microcontroller can generat...
Dear experts: I recently developed a program on Windows CE that requires real-time data transmission with the database, so I deployed a web service middle layer. Now the program runs well on the simul...
"Professor Hu Yudi of Tsinghua University talks about love, partners, commitments, life, friendship, smiles, living, happiness, (an article about regrets if missed)" About love: Don't think there is a...
Yesterday I made an air pressure recorder using SensorTile.box. It is simple and low-power, and can work for about 12 hours on a full battery.
The firmware that comes with the SensorTile.box supports ...
In early 2002, I started to write a working program for an IC card prepaid electricity meter. The meter used Philips' 8-bit 51-expanded single-chip microcomputer
87LPC764
, and wa...[Details]
Sailing is gaining more and more attention. How to use modern technology to assist training and improve competition results is particularly important. Considering the real-time data collection in t...[Details]
This paper designs a dot matrix LED text display screen that is easy to update, expandable, and low-cost. The way to reduce costs is
① Use the Bluetooth data transmission function of mobile ph...[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]
PV inverter manufacturer SMA has launched its first DC arc fault circuit interrupter (AFCI) PV inverter and has received UL certification.
The new SunnyBoy AFCI inverter models include 3000-US...[Details]
The automotive lighting and signal control system is responsible for controlling the vehicle's lighting, signal lights, electric horns, reversing and brake buzzers. Traditional automotive lighting...[Details]
The typical fault troubleshooting listed below is for reference of maintenance personnel.
When the computer is turned on, the indicator light is off and there is no screen display
Mainte...[Details]
Spatial Division Multiplexing (SDM) MIMO processing can significantly improve spectrum efficiency and thus greatly increase the capacity of wireless communication systems. Spatial Division Multip...[Details]
LED light sources have many environmental advantages, but early products still have certain technical bottlenecks in heat dissipation and high brightness design that cannot be broken through....[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]
Currently, each country is developing its own USB interface
charging specifications
, which leads to a major problem that a USB interface
charging
device manufactured in one country...[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]
Power supply is often the most easily overlooked link in the circuit design process. In fact, as an excellent design, power supply design should be very important, which greatly affects the perfor...[Details]
When developing electronic products with processors, how to improve anti-interference ability and electromagnetic compatibility?
1. The following systems should pay special attention to anti-...[Details]