I just wanted to do a card swiping test, so I started using GD
I bought the cheap RC522 from the Internet. RST is connected to PB0, SDA is connected to PB12, SCK is connected to PB13, MISO is connecte...
In December 2009, I reviewed TI's millimeter-wave radar EVM board: AWR1443; I had a partial understanding and a more intuitive understanding of TI's millimeter-wave radar;
This month, I bought another...
Add instructions about littlefs to the uos documentation:https://github.com/micropython/micropyt ... ry/uos.rstCreate a filesystem object that uses the FAT filesystem format. Storage of the FAT filesy...
[size=4]Learn I/O first. I/O operation is the most basic, and these registers must be firmly mastered. The difficulty of MSP430 is that it has a large number of registers that need to be set. Although...
[align=left][color=rgb(51, 51, 51)]When drawing PCB, we need to consider several issues clearly[/color][/align][list] [*][align=left]Single-layer board or double-layer board? [/align] [*][align=left]I...
[i=s]This post was last edited by fjjjnk1234 on 2020-10-18 11:30[/i]Zedboard development board, compatible with the official Zedboard
Chip model: Zynq-7020-CLG 484-2I
Condition: 95% new or above
Acces...
On the 7th, firecrackers rang and colorful flags fluttered in the Mulan Industrial Park. The 310 million yuan CSSC Wind Power Mulan County New Energy Storage Industrial Base was started and the first ...[Details]
Functionally, microcontrollers and large-scale CPLDs are highly complementary. Microcontrollers have the advantages of high cost performance, flexible functions, easy human-machine dialogue, and good...[Details]
1 Classification of motors There are many ways to classify motors. From the perspective of use, they can be divided into drive motors and control motors. DC motors belong to the drive motor category....[Details]
1. Understanding of carrier-based SVPWM
1.1 Theoretical Analysis
The three-phase inverter topology is as follows:
Fig1 Three-phase inverter circuit
Let's try to understand...[Details]
The use of microcontroller timers can be said to be very simple, as long as you master the principles and have a little C language foundation. The main points are as follows: 1. Be sure to know the o...[Details]
The annual CES (International Consumer Electronics Show) is about to kick off. What new products will be unveiled at that time? What trends will consumer electronics have in 2020? Here are foreign me...[Details]
According to Maslow's theory, needs are divided into five categories: physiological needs, safety needs, social needs, respect needs and self-actualization needs. People's safety needs are ranked s...[Details]
An oscilloscope is an electronic measuring instrument with a wide range of uses. As the saying goes, electricity is invisible and intangible. However, an oscilloscope can help us "see" electrical sig...[Details]
Question 1: Where is the exception vector address of the Linux kernel supporting ARMv8? Answer: The exception vector base address is 0xffffffc000081800. The base address of the exception vector table...[Details]
South Korea Naifo amplifier NTP8928 uses the industrial standard I2C bus to communicate with the host, and the host IC can read and write internal registers through the I2C bus. The system internal...[Details]
1 Introduction Due to the low power consumption, low voltage and small size of LCD screens, they are widely used in various electronic devices such as portable computers, color LCD TVs, oscillo...[Details]
Innovation in imaging technology
Traditional analog X-ray imaging systems use specialized light-sensitive film as the medium to convert the passing X-rays into a visible image. To accompli...[Details]
Planning systems are becoming more and more complete, projects related to new power systems are coming one after another, and companies are integrating and innovating across industries, with power gri...[Details]
GD32 MCU
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