On February 21, the new generation of BeagleBone will be released Judging from the promotional picture, the appearance has been changed to black, and other performance indicators have been slightly mo...
50 years ago, the IC that created the entire industry was born! Objectively speaking, its physical significance is not as good as that of the transistor. However, it is precisely because of the IC tha...
Now the program compiles without any abnormal prompts, and the breakpoint can also stop;I set a local variable and assign a value of constant array A to this local variable. The problem is:when the pr...
[i=s]This post was last edited by moonyuan on 2014-7-6 18:06[/i] [color=#ff00][backcolor=rgb(255, 255, 255)][font=Verdana][size=2]Participate in the HELPER2416 Development Board Student Aid Program[/s...
What are the voltages of pins 2 and 3 when ds1302 oscillates normally? I measured it, but I don't know if it is normal.Pin 2 is 0Vand pin 3 is about 1.4V. I can't measure the oscillation waveform with...
The on-chip flash address is 0x7000, for example, and is defined as follows: #define FLASH_ADDR XREG( 0x7000 ) I declare a pointer BYTE * pb; how do I make pb point to address 0x7000? Thank you...
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]
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]
Due to the significant increase in electronic devices in automotive and industrial applications, the automotive and industrial markets continue to play an important role in China's electronics in...[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]
Only a small number of LED manufacturers can produce high-quality LEDs. For applications that are only used for simple indication, low-quality LEDs are sufficient. However, high-quality LEDs must...[Details]
1. Introduction
With the increasing popularity of fully automatic washing machines, consumers have higher and higher requirements for their environmenta...[Details]
Abstract: In order to realize wireless automatic alarm and monitoring of major safety places, based on the basic principle of pyroelectric infrared sensing, a detector for receiving infrared radia...[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]
Every time I go home and walk up the stairs, I am always scared. The corridor lights are often broken, and no one changes the bulbs, or they are not smart enough and need to be operated manually. E...[Details]
Currently, the commonly used solar cell technologies include monocrystalline silicon solar cells and polycrystalline silicon thin-film solar cells. Production process: Monocrystalline silicon solar...[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]
summary
This article will briefly analyze the success and shortcomings of high-frequency DC-DC switching power supplies in the process of miniaturization (the second basic goal), and propose m...[Details]
The capacity of a battery depends on the amount of charge and discharge, in addition to some factors of the battery itself. Obviously, if the charge and discharge of the battery can be recorded all...[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]
In the TV monitoring system, in order to complete the collection of information from various information points (video, audio, alarm signal) and the control of various front-end devices (PTZ, lens,...[Details]