[img]http://imgsrc.baidu.com/forum/pic/item/d833c895d143ad4be32dc95b82025aafa40f062d.jpg[/img] If a sinusoidal alternating current is applied between points 6 and 7, point 3, as the output of the op a...
Since the true color screen has many pins, I chose a true color screen driven by SPI. I have a true color screen from Zhilin. I came back tonight and it actually lit up. To be on the safe side, I also...
[media=x,500,375]http://cdnapi.kaltura.com/index.php/extwidget/openGraph/wid/0_8ii9iv4s[/media] [align=left][color=#000]Video Portion:[/color][/align][align=left][color=#000]Q: A customer is trying to...
PDF files are often used in the office, but the process of making PDF files is not easy. The following is a method to convert to PDF files online, which is convenient and practical: Method 1: Use Goog...
Since I want to make a substation inspection system in Windows mobile, I need to display the style in the attachment, but I have no idea for several days. I tried to add a checkbox style in clistctrl,...
I connected the circuit according to the data sheet. Why is there no result when the circuit is simulated? I can't realize the amplification function at all. How can I fix it? Please help me....
1. Introduction
RFID (radio frequency identification) is a non-contact automatic identification technology that emerged in the 1990s. It uses the characteristics of radio frequency signal prop...[Details]
Electronic systems are located at different points on the automotive power bus and therefore often need to operate under very stringent power requirements. These include load dump, cold crank, very lo...[Details]
A multi-point temperature control heating control system was designed using the SST89E564RC single-chip microcomputer and a new temperature measuring device. The heating system can be controlled in...[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]
my country is a big country in agriculture, grain production and consumption. Grains are a necessary condition for our nation to survive and develop. The flour processing industry will exist forever w...[Details]
1. Introduction
Testing the temperature of steel billets before rolling is an important measure to ensure the quality of steel. Traditional manual testing is difficult to ensure product qu...[Details]
VP2188 is a color STN LCD module produced by Jingdian Pengyuan. This module is a dot matrix transmissive color STN display screen with a color scale of 65 k colors and white LED backlight. Its core...[Details]
This paper designs a 16x16LED Chinese character display bar based on single-chip dynamic scanning control, briefly analyzes the principle of Chinese character display, and studies how the LED displ...[Details]
Investment in
the
medical device
industry has been on the rise in recent years. In the past two years, venture capital for medical devices has almost doubled, reaching $4 billion in 2007. Fr...[Details]
OC faults may be the most frequent and the most frequent of all faults in the inverter. They alarm during the startup process, during the shutdown process, during operation, and even when powered o...[Details]
Recently, news came from the certification department that the photovoltaic grid-connected inverter of Samil New Energy Co., Ltd. (hereinafter referred to as "Samil New Energy") has once again obta...[Details]
Preface
In recent years, white light LEDs have gradually replaced incandescent bulbs and fluorescent lamps because they have unparalleled advantages over traditional light sources in terms...[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]
0 Introduction
With the rapid development of social economy and science and technology, electric locomotives, subways and electric vehicles will be widely used. The power conversion and cont...[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]