[font=微软雅黑][size=4]I'll release this information first. If you are interested, please contact me first (just send a private message on the site) [/size][/font] [font=微软雅黑][size=4]The projects will be ...
For example, I put A at the other end of the wall, and then B (movable) can automatically detect the direction and distance of A anywhere in the room, and move to point A (the device can only be AB, a...
I received the R7F0C809. I have been busy recently and have not reported it. Here is the board and report. Without further ado, here are the pictures. I received the express delivery. It is a very big...
According to the United Nations Department of Economic and Social Affairs, by 2050, two-thirds of the world's population will live in cities. With the rapid advancement of urbanization, people can use...
The voltage of the solar cell power input fluctuates greatly between 0.8V and 3.5V, and the current stability is also very poor. I would like to ask you to recommend a solution to boost the output to ...
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]
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]
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]
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]
With concerns about the growing energy crisis, motor efficiency has become an important and timely topic. This is because motors use 63% to 70% of the electricity produced in the United States and ...[Details]
Today, with energy becoming increasingly scarce, the utilization of natural energy has become the focus of people's attention. Among various natural energies, the endless solar energy is highly fav...[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]
Fruit planting is an important part of China's agricultural development, and fruit tree pest control operations are becoming more and more important. At present, the overall level of pesticide applica...[Details]
The power supply is the core component of a computer. Although it is not of high value, all computer components rely on the switching power adapter to provide energy, so the stability of a power su...[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]
1 Introduction
Automatic Test
System The ATS (Automatic Test System) integrates all the stimulus and measurement equipment required for testing.
The computer
efficiently comp...[Details]
TPMS is the abbreviation of "Tire Pressure Monitoring System". It is mainly used to automatically monitor the tire pressure in real time when the car is driving, and to alarm for tire leakage and l...[Details]
1 Introduction
In order to cope with the energy crisis and slow down global warming, many countries have begun to pay attention to energy conservation and emission reduction and the de...[Details]