Modern enterprises hope that call centers can provide 24-hour service 7 days a week; improve the work efficiency of their business representatives and managers; understand the customer's historical in...
LED16X16 dot matrix Chinese character display contains complete C language code and proteus circuit diagram! Just copy the C code to Keil to compile and generate a hex file, and then import the hex fi...
1. How are the pins and positions of the 8 x 8 dot matrix LEDs generally distributed? I used a 5V voltage to measure and it seems that there is no pattern in the pins and positions. 2. Does each pin o...
I am using the msp430f4270. Now I want to use the SD16_A temperature sensor to measure the temperature. I found the formula on the Internet: ADCresult = SD16MEM0; DegC = ((unsigned long)ADCresult * 90...
1. Learning Linux According to what I learned from the forum, I chose to learn embedded Linux. It just so happened that our school also attaches great importance to embedded Linux. From the laboratory...
I developed the DSP2407 board myself! But after the simulator is connected and the compilation is completed normally, when I load the program, an error occurs when "Load Program..." is displayed, prom...
At present, the development of wireless power supply technology for electric vehicles (EVs) is becoming more and more active. In 2012, Volvo of Sweden established Volvo Technology Japan in Tokyo as...[Details]
1 Introduction
A wide variety of communication cables and control cables are widely used in various instruments and control equipment. Whether the cable is well-conducted and
whether
th...[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]
Automotive applications are particularly sensitive to EMI events, which are unavoidable in a noisy electrical environment consisting of a central battery, bundled wiring harnesses, various inductiv...[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]
In order to highlight the concept of "energy saving and environmental protection" of intelligent buildings, solar street lights are designed for intelligent communities. The inclination and capacit...[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]
Although it is relatively easy to check the stability of a simple amplifier at lower frequencies, it may be much more difficult to evaluate the stability of a more complex circuit. This artic...[Details]
Instrument stepper motor
The stepper motor is an open-loop control element that converts electrical pulse signals into angular displacement or linear displacement. In the case of non...[Details]
MediaTek (2454) announced the acquisition of F-MStar (3697) and attracted the attention of IC design industry. This morning, Gartner Semiconductor Industry Research Director Hong Cenwei analyzed ...[Details]
With the rapid development of intelligent control technology, computers and information technology, the trend of information appliances IA (Information Application), computers and communications integ...[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]
Experimental tasks
A DS18B20 is used to form a temperature measurement system. The temperature measurement accuracy reaches 0.1 degrees. The temperature range is between -20 degrees and +50 de...[Details]
At very low temperatures, certain metals and alloys lose their resistance to electric
current
and become
superconductors
. Two parameters that are often measured are the transition ...[Details]
In 2012, more than half of the cars in the European, Japanese and American car markets will be equipped with color displays, navigation systems, satellite communications and other in-vehicle infota...[Details]
RF/Wirelessly
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