[i=s]This post was last edited by damiaa on 2022-11-26 20:16[/i]The nucleo-g491 that I used before cannot be connected using the STM32 ST-LINK Utility.
Versions 4.20 and 4.60 are the same.
STM32CubePr...
Question: Theoretical analysis: When the Vi voltage is greater than 1.4V, the T1 tube is turned on, and the T2 and T5 tubes are turned on to clamp the voltage of the collector of the T1 tube.
How to u...
#V853 compile and test libomv library libovm is the core library of image algorithms in the openmv open source project. This library integrates most of the basic image algorithm interfaces and unified...
The Internet of Things starts from applications and uses the Internet and wireless communication network resources to transmit business information. It is an extension of the Internet and mobile commu...
1. The model used is LRM470-RL22. 2. After entering Sleep mode, the power consumption is still 200uA. I don't know what the problem is. 3. It may be that the pins of the microcontroller need to be con...
Currently I want to connect to the gateway through the lora module. If my module configuration is like this, AT+BAND=6;AT+FREQ=1,8,470300000;AT+FREQ=3,8,500300000;AT+OTAA=1;AT+RX2=0,500300000;AT+CLASS...
International Solar Photovoltaic Network News: Chinese inverter company Sungrow announced that it will build a 3GW photovoltaic inverter manufacturing plant in Bangalore, the capital of Karnataka, ...[Details]
Designing for automotive LCD displays larger than 5" can be complex. The display source driver requires a supply rail called analog voltage device drain (AVDD) in the 10V to 15V range and two supply ...[Details]
In the past few days, the Chinese display panel giant
BOE
has been flooded with articles supported by Liu Shuwei. Let's follow the embedded editor to learn about the relevant content.
...[Details]
In order to strengthen the management of new energy vehicle charging facilities in our city, prevent and reduce accidents, protect the lives and property of the people, and improve the public safet...[Details]
1. Principle 1. Infrared emission protocol There are many infrared communication protocols. This experiment uses the NEC protocol. This protocol uses PWM modulation and uses pulse width to represen...[Details]
Unique device identifiers are suitable for: ● Used as a serial number (e.g. USB string serial number or other terminal applications) ● Use the unique ID as a security key when used in conjunction wit...[Details]
I recently upgraded MDK to V5.25 and found that there are many libraries in the Managing Run-Time Environment. Compared with the past, it is much better, from the bottom-level driver to the upper-le...[Details]
After searching a lot of information, I finally understood the time base timer. I did not use any library functions but operated the registers directly. The following introduces the systick in STM32...[Details]
Today, under the guidance of a low-level expert, I learned how to configure the PWM module! Woof! First open the file configured last time, as follows: Then, we need to use TIM1 to set PWM: Then,...[Details]
1. Basic Concepts of LCD/LCM The structure of Liquid Crystal Display (LCD) is to place liquid crystals between two parallel pieces of glass. There are many vertical and horizontal fine wires between...[Details]
Unlike three years ago, today's
artificial intelligence
is no longer just a floating concept, and the venture capital circle has begun to explore the various possibilities of this technolog...[Details]
Superconductors have physical properties such as zero resistance effect, Meissner effect and Josephson effect, which make them have broad application prospects and unparalleled advantages in many b...[Details]
Autonomous driving
and
5G
are the two hot topics that global companies and media are paying the most attention to, and the combination of the two is the focus of everyone's attention....[Details]
This routine is also a classic routine on the development board. I modified the framework of the program to make it more suitable for future calls. The specific 4*4 keyboard scanning principle is rel...[Details]
In recent years, in order to meet the needs of social development, more and more companies have entered the fields of smart phones, artificial intelligence,
VR
, AR, etc. After seeing the d...[Details]