[i=s]This post was last edited by my student number on 2023-2-20 00:31[/i]The previous note introduced the UART mode and software programming of T038, but when I was ready to start, I found a problem:...
[i=s]This post was last edited by dql2016 on 2023-2-19 19:21[/i]Development environment construction
https://device.harmonyos.com/cn/docs/documentation/guide/ide-install-windows-ubuntu-000000119407374...
1. If the working ground GGND and the interface ground EGND in the system are both floating, when using an Ethernet port transformer, should a C12 high-voltage capacitor (1nF) be connected in parallel...
PCB warping actually refers to the bending of the circuit board. It means that an originally flat circuit board appears to be slightly warped up at both ends or in the middle when placed on a desktop....
I'm testing the u8g2 library recently, and I plan to use it on a microcontroller. However, I've seen that it also supports Linux devices, so I wonder if it can run on T507. I searched and found that s...
I received the NUCLEO-C031C6 development board that I got from participating in an event on the forum. I am very happy.The packaging of the board has changed to a paper box, probably for environmental...
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]
When the WDP500-2A plane grating monochromator is used to test the emission wavelength of a high-power laser diode at different currents, the matching of the laser diode has the disadvantages of lo...[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]
Smart lighting control systems provide high controllability for various buildings and further enhance the level of green energy. They are the core products of energy conservation and digital techn...[Details]
With the continuous consumption of earth's energy and the scarcity of resources, the harm of greenhouse effect to human beings, and the serious pollution of the atmosphere to the earth, the intern...[Details]
0 Introduction
With the rise and continuous improvement of the solid-state lighting industry, light-emitting diodes (LEDs) have become an alternative lighting technology and are gr...[Details]
The traditional display screen using 51 single-chip microcomputer to control LED dot matrix has relatively simple functions. If it is to achieve diversified functions, it often takes a lot of time ...[Details]
FPGAs are used in 81% of electronic systems, including many commercial and defense products, and most FPGAs use BGA packaging. The BGA packaging is characterized by small solder balls and small sol...[Details]
0 Introduction
High-precision current source can provide high-precision current supply for precision instruments, and is suitable for automatic measurement tasks of various resistors in semico...[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]
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]
In order to develop lighting LED technology, developed countries attach great importance to the research of LED testing methods and standards. For example, the National Institute of Standards and T...[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]
Direct digital frequency synthesis (DDS) has fast frequency switching and modulation capabilities and is widely used. However, when low power consumption and low cost are the main considerations, D...[Details]