[i=s]This post was last edited by Bingqi23 on 2020-4-6 11:22[/i]It's been a long time since I last updated it. I encountered two problems. One is that the code reported an error when it was actually r...
[i=s] This post was last edited by yuanlai2010 on 2014-9-12 08:37 [/i] [align=center][color=#004586][font=Liberation Serif, serif][size=16pt][b][size=20pt]P[/size]OSIX[/b][/size][/font][font=华文楷体][siz...
The project is to detect small signal amplification and distinguish the signals in each range. Please help, the schematic diagram is in the pdf download...
[i=s]This post was last edited by dingzy_2002 on 2016-3-6 14:13[/i] [size=3]This article is transferred from AMOBBS's post, which has a good reference value:[/size] [size=3]Original post address:[/siz...
ams is a global leader in the development of microlens array (MLA) technology for imaging projection, light distribution and lighting applications in the car. These ultra-small micro-projectors are eq...
I now want to use the IO port for PWM output with a frequency of 1KHz, and then use two buttons (+, -) to adjust the duty cycle from 0 to 100%, and the corresponding digital tube displays 000-100.
The...
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]
Remote keyless entry (RKE) systems have become popular with users, with more than 80% of new cars in North America and more than 70% in Europe equipped with RKE systems. In addition to the obvious ...[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]
With the rapid development of urban economy, elevators are increasingly used as a vertical transportation tool. However, elevator fault detection and maintenance, especially the role of elevator remot...[Details]
introduction
The emergence of high-performance, low-power embedded CPUs and high-reliability network operating systems has made it possible to implement applications with large amounts of comp...[Details]
5. Identifiers and keywords of C language
A complete PIC microcontroller C language program usually consists of six parts: include files (i.e. header files 1, variable definitions, variable de...[Details]
1 Introduction
Water resources are the basic conditions for human survival and the lifeline of economic development. The reality shows that due to the global shortage of water resources and th...[Details]
LED is the abbreviation of light emitting diode, which is an electric light source made of semiconductor technology. The core part of LED is a chip composed of P-type semiconductor and N-type semi...[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]
Capacitance Measurement
Used to verify that capacitors meet the manufacturer's specifications. For quality control, a group of capacitors may be placed in an environmental chamber and the cap...[Details]
It is well known to automotive suppliers that automakers are demanding more from their supply base. For connector suppliers, this means stricter requirements for product performance, stability and ...[Details]
Introduction
Automakers are working to reduce vehicle weight to reduce CO2 emissions and improve fuel efficiency. Designers are therefore seeking new technologies and design techniques that can...[Details]
Abstract: In recent years, with the establishment and grid-connected power generation of a large number of solar photovoltaic power stations at home and abroad, photovoltaic grid-connected inverter...[Details]
The era of mobile access to the Internet has arrived, and it will rapidly change the business and infrastructure needs of mobile operators under a whole new trend of requirements. We need 4G LTE to...[Details]
0 Introduction
High-precision current source can provide high-precision current supply for precision instruments, and is suitable for automatic measurement tasks of various resistors in semico...[Details]