The crystal oscillator on the learning board is 50M, and the AD is TLC549. I want to display the number collected by 549 through the LED output . The program is as follows: module amyad(clk,din,clk_ad...
I wrote the simplest LINUX. The keyboard driver found that it could not read the hardware. I don't know how to obtain the permission to read the hardware under the LINUX system. char button_statusFetc...
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Click here to learn more and participateMeet your new favorite mobile deviceIt may be small, but it matters. Weighing only 1.8 kg and measuring ju...
[i=s] This post was last edited by jameswangsynnex on 2015-3-3 20:01[/i] Mobile phone password list Samsung unlock phone lock: *2767*2878#/*2767*7377# Samsung chip reset: *2767 *3855# can also be used...
I want to connect a two-digit digital tube (common anode) to the P2 port of a 51 single-chip microcomputer, an LED to P1.0, and a button to P3.3. Make the digital tube display the number of times the ...
Microsoft ActiveSyn 4.5 Vs2005 wince 5.0 pxa270 As above. I want to synchronize the vs2005 program to the pxa270 board for debugging. I don't know if it's a problem with my settings or for some other ...
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]
When the WDP500-2A plane grating monochromator is used to test the emission wavelength of a high-power laser diode at different currents, the matching of the laser diode has the disadvantages of lo...[Details]
Do you often have to add brake fluid to your car's brakes? The fact that you need to pump out the brake fluid to make sure there is no gas in the brake fluid line may not be done by the car owner h...[Details]
For a long time, due to the limitation of hardware conditions, the display devices of traditional small handheld devices such as PDA are usually monochrome LCD, and the user interface is very simpl...[Details]
Images in science fiction movies often break through the limits of reality, such as in the movie "Minority Report." Tom Cruise uses a multi-touch screen to browse information. Capacitive sensing te...[Details]
1. Background:
The instrument system parameter detection and control of the chemical production workshop of Tangshan Coal Gas Coking Plant are all analog instruments, some of which are eve...[Details]
1. With the development of modern industry and the continuous improvement of automation, some medium and large control systems have been greatly facilitated, which not only makes control easier, bu...[Details]
Xiaomi, a well-known Internet phone in mainland China, won a million-unit order contract from China Unicom on November 20 last year, which made Xiaomi famous in mainland China. In April this year...[Details]
0 Introduction
With the rise and continuous improvement of the solid-state lighting industry, light-emitting diodes (LEDs) have become an alternative lighting technology and are gr...[Details]
The potentiometer is an adjustable electronic component. The main functions of the potentiometer in the circuit are as follows:
1. Used as a voltage divider
A potentiometer is a continuou...[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]
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]