What is the reason if the sensor head does not work? The working LED is on, but the sensor head does not work. Does anyone know what the reasons are? The program works well, but I just look for it fro...
Nokia, which has decided to cooperate with Microsoft to develop Windows Phone, has put the previously acquired Qt in a corner. According to foreign media reports, Nokia has decided to sell the QT comm...
Samsung adopts power management technology developed by ARM and National SemiconductorSamsung's highly integrated application processors with built-in advanced power controllers (APC) help extend batt...
[i=s]This post was last edited by 47857872 on 2018-6-1 00:10[/i] In the 1.9.4 version of the ESP32 mpy firmware, the ADC part may have some changes compared to the previous one, so I'll post it here. ...
Author: Mechanical FrontThe best disassembly team is in action again. Today they disassembled a Tesla electric motor that was flooded with water. Let's take a look at what's inside a Tesla electric mo...
I got the news at noon, so happy hahaha:)It's a really big batch of boards. It's enough for people in the forum to play with for a while. But I haven't figured out how to post them yet. I'll think abo...
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]
At present, the traffic congestion in cities is quite serious. According to relevant news reports: In China, the traffic congestion has expanded from megacities such as Beijing, Shanghai, and Guang...[Details]
0 Introduction
With the development of society, people pay more and more attention to security work. Monitoring products have been used in various fields instead of being used only in importan...[Details]
As a simple and practical input device, buttons have been used in various microcontroller application systems and are ubiquitous. However, the buttons used in different practical occasions are also...[Details]
12v Lead Acid batteries used in trucks, cars, RVs and uninterruptible power supplies are usually rated at 12V. This circuit monitors the battery, the charge and discharge curves, gives the cu...[Details]
Problems such as the depletion of natural resources, air pollution, traffic congestion, and rising fossil fuel prices have forced societies and individuals to seek alternative means of transportati...[Details]
Motors, especially those with brushes, generate a lot of noise. This noise must be dealt with if the appliance is to meet the requirements of EMC standards. The means to solve EMC are nothing more ...[Details]
introduction
Steam turbines are driven by high-temperature and high-pressure steam generated by boilers to run at high speed. They are key power equipment in thermal power plants. The emergenc...[Details]
As the global LED market demand continues to increase, my country's LED industry will face huge opportunities in the future. However, the core LED technology and patents are basically monopolized b...[Details]
LED is the abbreviation of the English word. Its main meanings are: LED = Light Emitting Diode, a solid-state semiconductor device that can convert electrical energy into visible light. It can dire...[Details]
1 Development of LED Film and Television Lighting
1.1 The significance of developing film and television lighting
Lighting power consumption accounts for a large proportion of the total p...[Details]
Mobile phones, MP3s, tablet computers, laptops, digital cameras, handheld game consoles, navigation devices, etc., all these mobile devices are powered by mobile batteries, and the battery life is ...[Details]
The most important components of new energy electric vehicles are power batteries, electric motors and energy conversion control systems. The power battery must achieve high performance such as fas...[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
Fieldbus is a serial, digital, multi-point communication data bus between field equipment/instruments installed in the production process area and automatic control devices/syst...[Details]