I am working on a 16*32 dot matrix, which is composed of 8*8 dot matrices. It mainly realizes mobile display and serial communication functions. It does not require a host computer. You can use the se...
If it is a K210 with a Dock base or a full-featured version, it is very convenient to download the program, because the board has a USB interface and a USB to TTL chip, which can be downloaded directl...
I opened a sales company, acting as an agent for other companies' electronic equipment. The business was booming, with a monthly turnover of more than 1 million yuan. The best-selling product sold for...
How to open the serial port, using WIN32 API, CreateFile(_T("COM1:"), GENERIC_READ | GENERIC_WRITE, 0, NULL, OPEN_EXISTING, FILE_ATTRIBUTE_NORMAL, // | FILE_FLAG_OVERLAPPED, //Use overlapping mode NUL...
Event: The company simultaneously released its 2017 annual report and the first quarter report of 2018. In 2017, the company achieved revenue of 8.886 billion yuan, a year-on-year increase of 48.01...[Details]
In the
AI
boom, the most talked about is
neural network
. However,
AI
is much more than that. Let's learn about the relevant content with the network communication editor.
...[Details]
1. Photovoltaic inverter installation process
1. Preparation before installation
Are the product accessories, installation tools and parts complete? Is the installation environmen...[Details]
Overview
Lightning is a strong discharge phenomenon that occurs between thunderstorm clouds and between thunderstorm clouds and the earth due to severe convective weather. Lightning is gen...[Details]
China Energy Storage Network:
At the Boao Forum, Zhu Min, the current dean of the National Institute of Finance at Tsinghua University, said: "When talking about blockchain, we must first sep...[Details]
As many companies listed with
the concept of
touch screen
begin to "transform and upgrade", the official voice of the TP industry is getting smaller and smaller. At the same time, the list o...[Details]
As the weather gets colder, the way the north and south spend the winter has become a hot topic and people talk about it. Although the north is particularly cold, because there is heating, it can s...[Details]
In 2018, the National Development and Reform Commission issued a new photovoltaic subsidy policy. The benchmark on-grid electricity price was significantly reduced, the return on investment decreased,...[Details]
Using the WWDG of STM32F030, it is found that the MCU will not be reset under STOP, just like the sleep mode of STM8S. Paste the watchdog code: /******************************************************...[Details]
For complex calculations, the speed of the microcontroller is too slow. The best way is to manually calculate all the results in advance, store them in ROM in sequence, and then directly check the re...[Details]
The circuit shown in the figure requires that the light is off when the machine is turned on. Press the button once, and the light D1 will turn on and automatically turn off after a delay of 10 secon...[Details]
Use P1.0 to output 1KHz and 500Hz audio signals to drive the speaker as an alarm signal. It is required that the 1KHz signal sound for 100ms and the 500Hz signal sound for 200ms, alternating between...[Details]
Unfortunately, my serial port has some problems and I can't print information. I can only debug to view variables and see the values. Fortunately, there is not much AD conversion code, and I can use ...[Details]
Semiconductor giant Intel has launched the desktop version of the 8th generation Coffee Lake architecture
Core
processor more than a month ago, and its performance is said to be 30% to 40% ...[Details]
The STC12C5412AD microcontroller is an enhanced 8051 standard 51 series microcontroller. It is 12 times faster than the ordinary 8051 and can be programmed on a home computer without an emulator. ...[Details]