[font=楷体_GB2312][size=4][color=DarkGreen]The AC operating range of silicon diodes is 0.4~0.7V, while the saturation voltage drop of BJT can be as low as 0.2V. I suddenly had an idea to "put a cap" on ...
vmware ace version, set the host and virtual machine to boot from the CD-ROM, but it always prompts that the boot system cannot be found. What's going on? The strangest thing is that I have installed ...
The rk3568 chip is very powerful and can support many screen interfaces. The display interface support is very rich.The sunychip-rk3568 development board supports the screen with MIPI interface. The i...
I am a driver novice. Some time ago, I used VC to read and write I/O. In the process of I/O reading and writing, I first had to load the driver file (.sys), so I thought about how to write a driver fi...
The silk screen on the back is a little small, you can enlarge it yourself. A 24c02 is drawn on the board. If r4 and r5 are disconnected, R1 and R2 are pull-up resistors.[b][color=#5E7384]This content...
The program compiles without errors or warnings. The problem is that the data read from different registers appear to be the same. I don't know which part is wrong, the read or the write? Here is the ...
On the afternoon of July 10, Beijing time, Taiwan's largest chip designer MediaTek expects its smartphone chip shipments to grow by double digits in the third quarter of this year, and the company is ...[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]
introduction
MEMS is a high-tech that has flourished on the basis of integrated circuit production technology and dedicated micro-electromechanical processing methods. Pressure sensors develop...[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]
1 Introduction to the overall system solution
The hardware part is mainly used to amplify the sound. When the sound is loud enough, the signal can be introduced into the microcontroller for de...[Details]
Introduction
Temperature and humidity control are widely used in people's production and life. People use thermometers and hygrometers to collect temperature and humidity, and control temperatu...[Details]
0 Introduction
This paper designs a dot matrix LED text display screen that is easy to update, expandable, and low-cost. The ways to reduce costs are: ① Use the Bluetooth data transmission...[Details]
Since the implementation of the self-weight toll collection system, the highway administration has not only high requirements for the vehicle axle recognition rate, but also requires a long service li...[Details]
Since the early 1950s, when ultrasound detection began to be used in the medical field, ultrasound diagnostic technology has made great progress. Ultrasonic diagnostic instruments are of various fo...[Details]
Digital frequency meter is an indispensable measuring instrument in the fields of scientific research and production such as computers, communication equipment, audio and video. The digital frequen...[Details]
0 Introduction
In the fields of petroleum, chemical industry, metallurgy, electricity, textile, light industry, water conservancy and other industries and scientific research, relevant pressur...[Details]
The quality of thyristors can be judged from four aspects. The first is that all three PN junctions should be intact; the second is that they can be blocked and not conduct when the voltage between...[Details]
With the rapid development of the power industry, inverters are being used more and more widely. The quality of the inverter will directly affect the inverter performance and load capacity of the enti...[Details]
The ADP1853 of ADI is a wide range input voltage DC/DC synchronous buck controller capable of running from commonly used 3.3 V to 12 V (up to 20 V), voltage tracking input, output voltage 0.6 V to 90%...[Details]
Tags: digitization, analog technology, digital technology
1. Introduction
The ability of digital electronics to quickly and accurately collect image, voice and audio data from our...[Details]