I received a few 64*32 led RG two-color dot matrix boards. Let's see how to drive them. The dot matrix two-color is 8*8, red and green, and common anodeIn the picture, the first row is all 595, and th...
[font=黑体][size=5]Now I want to make a 51 real-time clock, which has the following functions: it can display the year, month, day, weekday, hour, minute, second, and temperature. I want to use 1602 for...
First, go to the pico review page of the EE forum official website https://bbs.eeworld.com.cn/elecplay/content/163#F3 , click the link to the get started with microPython tutorial, and the page that p...
When designing a DSP power system, such as 2812, 28335, a 1.8V power supply will be used to power the core. The design can be completed using webench. The following is the specific design process. The...
At present, in the world,
the construction of
smart cities
is in the process of gradually landing from concept, and technology giants and investment giants are important participants in this...[Details]
The photovoltaic inverter is the core equipment of the photovoltaic system. Its main function is to convert the direct current generated by the photovoltaic modules into alternating current that meets...[Details]
With the development of information technology, intelligence, informatization and networking have become the development trend of modern industrial control. Since the 1980s, the rapid development...[Details]
In mid-to-late 2016, a girl from Hubei came to Beijing alone, full of curiosity about
cloud computing
. The girl left the deepest impression on me was her lovely smile. She told me that if ...[Details]
Try to design a subroutine, whose function is to rearrange the 6 single-byte positive integers in the internal RAM pointed to by (R0) in ascending order. ;========================================== ...[Details]
;The hardware connection circuit of the 51 single-chip microcomputer is as follows: ;P1.3 and P1.4 are each connected to a button; ;P0.0 and P0.3 are each connected to a light-emitting diode; ;P2.0~P...[Details]
I read the description of I/O ports in the M16 manual, which says that you can use the internal pull-up resistor by setting DDXn=0, PORTn=1, PUD=0. Since this can be used, when using the key circuit,...[Details]
About a dozen years ago,
AMD
was also a rival to Intel. It can be said that the two microprocessor manufacturers have been in love and hate for many years, which is completely a commercial ...[Details]
According to the design requirements, the maximum voltage gain ≥ 60dB is achieved within a wide signal bandwidth (0-10MHz), and the ability to continuously adjust the gain or preset the gain in 5dB...[Details]
"When the spring breeze blows, the horses gallop." This is
a true portrayal of the development of
NB-IoT
(Narrowband Internet of Things) in China and even the world in the past two years. Le...[Details]
Recently, the 2017 Review and 2018 Outlook Seminar of the Photovoltaic Industry was held in Beijing. Sungrow, a powerful inverter technology company, was invited to attend the seminar. With 20 year...[Details]
On June 25 this year, in Guangzhou, at an energy forum held by British oil giant BP Group, Zhao Daiqing, a researcher at the Guangzhou Institute of Energy Conservation of the Chinese Academy of Sci...[Details]
The program of this instrument mainly consists of keyboard, display program, AT24C01A reading and writing program, signal generating program and other parts. The following is an analysis of so...[Details]
In November 2017, Apple launched the iPhone X. Among them, the most popular feature that aroused heated discussions among the public and was reported by the media was the "face recognition unlockin...[Details]
;**************************ATmega16(L) Simple Parallel Programmer**********************/ ;Description: ;For friends who have not programmed ATmega16 parallel programmer, engineers who first used AT...[Details]
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