I have a question about S3C2440 SPI receiving. The program code is as follows. I can capture the correct waveforms of MISO and MOSI through an oscilloscope, indicating that the data transmission and r...
[i=s]This post was last edited by mig29 on 2021-1-18 00:11[/i]I received this board quite late, but the good thing is that I can see the steps of the previous ones.In fact, the development boards of d...
Now is the peak period for college students to find jobs. I saw an article somewhere else and I think it is quite realistic, so I copied it here for everyone to read! "The Secret to College Students' ...
[size=4]This week, we recommend a development board from the mobile station: [/size][size=3]CC26X2R1 LaunchPad (development board number: 134)[/size][size=4]. This development board is now in the mobi...
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]
Battery life is critical for portable applications. For applications such as smoke detectors, security devices, and thermostats, factory-installed batteries need to last for more than 10 years. The...[Details]
5. Identifiers and keywords of C language
A complete PIC microcontroller C language program usually consists of six parts: include files (i.e. header files 1, variable definitions, variable de...[Details]
1. What is temperature?
Heat is a type of molecular motion. The hotter an object is, the faster its molecules move. Absolute zero is defined as the temperature at which all molecular motion ...[Details]
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]
Abstract: In recent years, with the establishment and grid-connected power generation of a large number of solar photovoltaic power stations at home and abroad, photovoltaic grid-connected inverter...[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]
At present, a large number of cooling tower fans, speed fans and special fans are in use in petroleum, chemical, pharmaceutical, metallurgical and other enterprises. Some fans have no monitoring in...[Details]
0 Introduction
Ultrasonic waves
are mechanical waves with a frequency of more than 20KHz, and the propagation speed in the air is about 340 m/s (at 20°C). Ultrasonic waves can be gene...[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]
For battery-powered portable devices, in addition to breaking through the limitations of processing power, the performance of portable system power supplies also needs to be continuously improved. ...[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 are the main environmental parameters of industrial and agricultural production. It is of great significance to measure them accurately and timely. Using a s...[Details]
At present,
the control system used in
automobiles
can be divided into three parts from the functional point of view:
sensor
unit, control unit and execution unit. Among them,
th...[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]