The company has a Junkers annealing furnace. The condenser in the furnace sometimes leaks (the medium in the condenser is water), causing the entire furnace to be scrapped. The leak is difficult to de...
I am a beginner. My boss's project requires an AVR microcontroller, but I have never written a microcontroller program before. Which compiler is generally used to program an AVR microcontroller?...
[i=s]This post was last edited by jinglixixi on 2018-7-6 09:09[/i] [align=left][font=宋体][size=13.5pt]When using the[/size][/font][font=Tahoma, sans-serif][size=13.5pt]DEMO[/size][/font][font=宋体][size=...
The msp430f149 low frequency oscillator supports 32768KHz, 6pF crystals, but 32768 crystals with 6pF load capacitance are too hard to buy, so I plan to connect 12pF crystals to xt1.The problem is that...
The chips we usually use more often in our designs are the 74LS and 74HC series. Here we provide some special 74 series chip information. It mainly includes 16 sub-series. Although these sub-series ar...
[align=left][font=微软雅黑, 宋体]This topic is very big, and it gives people the impression that I am very successful, but it is not the case. In fact, my level is not high, or even very low, but I have gon...
introduction
my country has a vast territory and a large population. The scale of housing construction is huge, and the amount of residential construction is large and wide. It is still on t...[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]
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]
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]
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]
Printed circuit boards ( PCBs
)
are used in most electrical products
. If a PCB has low
insulation resistance
(IR), the performance of the circuits on the PCB will be greatly reduced...[Details]
Introduction
X1226 has the functions of clock and calendar. The clock relies on hour, minute and second registers to track, and the calendar relies on date, week, month and year registers to tr...[Details]
Currently, each country is developing its own USB interface
charging specifications
, which leads to a major problem that a USB interface
charging
device manufactured in one country...[Details]
With the rapid development of cities and the improvement of citizens' living standards, the number of various vehicles in cities is growing, and the demand for parking spaces in major commercial an...[Details]
1 Introduction
Ultrasound refers to elastic vibration with a frequency higher than the audible frequency limit (i.e., in the frequency band above 20 kHz). The propagation process of this vib...[Details]
Analysis of the three core aspects of digital TV transmission standards
According to the differences in regionality, transmission method and modulation method, the transmission method needs to...[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]
Distributed Wireless Communication System (DWCS) uses distributed antennas, distributed processing control, joint signal processing and other technologies to improve the system's spectrum efficie...[Details]