Reposted from http://mp.weixin.qq.com/s?__biz=MzA5MzMwMTc2Ng==&mid=403777627&idx=1&sn=a77058ec12449f20c26916364d984d67&3rd=MzA3MDU4NTYzMw==&scene=6#rd[/url] [align=left][b]Data Flow[/b][/align][align=...
I have been engaged in the integration of mobile phone test and calibration systems for some time, and I feel that the mobile phone transmission power varies a lot in different systems and protocols. ...
The book I just bought says it is better than 99se. I wonder if anyone uses it? The 99se I use is the Chinese version, but it is not working in English all of a sudden....
"Programming Microsoft Windows CE .NET, Third Edition" by Douglas Boling I encountered a problem when reading Chapter 2 Drawing on the screen. The sample program FontList is used to enumerate fonts an...
[i=s]This post was last edited by MianQi on 2021-9-2 09:39[/i]The MCU used is Arduino UNO.Real photos:Demo video:Sample code:
/** code for tesing D1CS-D54 capacitive(non-contacting) liquid level senso...
High efficiency and low standby power consumption are two major challenges in today's switching power supply design. Resonant topology or LLC topology is becoming increasingly popular because it ca...[Details]
With the promotion of the construction of intelligent communities in the country, anti-theft systems have become essential equipment for intelligent communities. Especially in recent years, the urg...[Details]
Hardware designers have begun to adopt FPGA technology in high-performance DSP designs because it can provide 10-100 times faster computing than PC-based or microcontroller-based solutions. Previou...[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]
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]
With the development and widespread application of computer technology, especially in the field of industrial control, computer communication is particularly important. Although serial communication g...[Details]
Since the No. 4 blast furnace of Handan Iron and Steel was put into operation in 1993, its external equipment has been seriously aged, and the original PLC control system TDC3000 of the hot blast furn...[Details]
1 Introduction
In recent years, there have been many major advances in the production technology and processes of automotive headlights, which have greatly improved the performance of automoti...[Details]
With the advocacy and implementation of the government's Safe City Plan, the security market has increasingly higher requirements for the clarity of surveillance images. Imagine that after a case o...[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]
Different initialization between C8051F and 80C51 series microcontrollers
In the past 30 years, major electronic component manufacturers in the world have launched their own unique single-chip...[Details]
We know that the inverter consists of two parts: the main circuit and the control circuit. Due to the nonlinearity of the main circuit (switching action), the inverter itself is a source of harmoni...[Details]
LED guardrail lights use fluorescent tubes or LEDs as light sources and continuous guardrails as carriers to form an approximately linear guardrail light strip. This article mainly introduces...[Details]
System Overview
The system consists of a signal preprocessing circuit, a single-chip computer AT89C2051, a systematic LED display module, a serial port data storage circuit and system software...[Details]