JSON, the full name is "JavaScript Object Notation", it is a text-based, language-independent, lightweight data exchange format. XML is also a data exchange format, but I personally prefer JSON in ter...
As shown in Figure 1, the standard step-down switch circuit has a freewheeling diode, but this diode is not included in the reference circuit of many Buck-type switching power supply chips. The periph...
I want to replace the rechargeable battery of an imported experimental instrument, so I disassembled its charger and drew a circuit diagram. There are some chip components whose specifications cannot ...
Good afternoon, friends~~ I am here to send you evaluation information again~~ This week, the shortlists for three activities have been released. Please follow the information to see if you are one of...
Is there any plugin or function in KEIL or other compilation environment that can help check if there is an error like if (a=1)? Of course, this error is definitely not just if (a=1), it may also be i...
[i=s]This post was last edited by Breaking Tradition on 2022-6-7 00:51[/i]1. Project Background
RVB2601 is a development board designed based on the Pingtouge eco-chip CH2601, with onboard JTAG debugg...
Today, Google released a new security bulletin, and the Android system has received two security patches, 2020-07-01 and 2020-07-05, both of which address tricky security vulnerabilities. According...[Details]
Introduction This article introduces how to use key interrupts in the STM8L series and how to use the falling edge of interrupts on PB2 to enter interrupts. experiment platform Compiler softwar...[Details]
Abstract: The "Freescale" Cup National College Student Smart Car Competition requires the car model to drive "stable", "accurate" and "fast". By optimizing the installation of the servo in the smar...[Details]
Based on s3c2440 and linux, a 3*4 matrix keyboard driver was implemented.
Function: Delay debounce, repeat key press, multi-key press (??)
More detailed description document: "Matrix keyb...[Details]
Hardware composition: single chip microcomputer + minimum system + digital tube display module + 74HC573 digital tube driver module + temperature acquisition module + fan driver module + button modul...[Details]
Common field fault phenomena of ultrasonic flowmeters include: abnormal flow rate display, drastic data changes; incorrect readings; the sensor is good, but the flow rate is low or no flow rate; the ...[Details]
0 Introduction
At present, the common motorcycle brake light source is still dominated by incandescent lamps, and the red light distribution
lens
is added
to achieve the light distribu...[Details]
1. It is imperative to develop the new energy vehicle industry As the global energy crisis becomes increasingly serious and the environmental pollution caused by automobile emissions has gradually re...[Details]
Technically speaking, the minimum illumination should be the screen illumination required at a certain amplitude when the CCD camera output level is at a standard TV frame rate, and its unit is 1u...[Details]
China Energy Storage Network:
This is the fourth article exploring the integration of photovoltaic enterprise business models with the Internet. Although I hope this is a summary, there are s...[Details]
In 2019, my country's economic downward pressure increased, and the growth rate of electricity consumption in the whole society slowed down; the installed capacity of power generation increased fas...[Details]
New car manufacturers such as NIO, Xpeng, Arcfox, Zhiji, and WM Motor have all installed lidar. It seems that overnight, lidar has become the new favorite in new energy vehicles and is also considere...[Details]
On August 30, Zhejiang Zhoushan Power Supply Company, the People's Government of Dinghai District, Zhoushan City, and China Mobile Communications Group Zhoushan Branch officially signed the "5G+Int...[Details]
1. Performance characteristics of AD7417
(1) It can accurately measure and control 4 remote temperatures and 1 local temperature at the same time. There are local temperature converters, m...[Details]
Many Chinese infrastructure and operations (I&O) leaders hope to use automation technology to simplify and speed up the configuration, management and expansion of IT infrastructure resources when...[Details]
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