Preface
By default, the chip runs at 4MHz internal clock after reset. In order to run at high performance, we need to configure the system clock to run at the maximum clock frequency. This article tes...
U8g2 is a monochrome graphics library for embedded devices. It is simple and clear. It is mainly used in embedded devices. Of course, our powerful NUCLEO-U575ZI-Q is definitely supported. Today, we wi...
[i=s]This post was last edited by qinyunti on 2022-12-15 14:21[/i]background:
Sometimes when the STM32 program is abnormal, for example, the clock frequency of the configured RCC exceeds the operable ...
[i=s]This post was last edited by qinyunti on 2022-12-15 13:47[/i]Some netizens are asking why PG2 doesn't light up. Here is an explanation. Because PG2 uses VDDIO2, its VDDIO2 power supply needs to b...
The principle of using common mode inductorsThe inductors with four conductors are different from common inductors.▎Common mode noise suppression Thereare many ways to suppress common mode noise. In a...
Now when I wake up from a nap, I check the company chat room and see that some colleagues have a fever. Before, I couldn’t go out because of the fever, but now I dare not go out because of the fever. ...
FCKing horo, a foreign flow expert, once said that flowmeter is one of the few instruments that is more difficult to use than to manufacture. This is because flow is a dynamic quantity. The liquid in ...[Details]
This document is a summary of some RF debugging experiences in the Wi-Fi product development process by a front-line RF engineer of Shenghua
Communications
. It records and describes the process...[Details]
Today's optical fiber networks are complex and cover remote, metropolitan and access network applications, requiring OTDRs to have multiple functions. Remote optical fiber networks require very high ...[Details]
The Nokia 9.3 PureView 5G will be equipped with Qualcomm Snapdragon 865 flagship platform, and the next-generation Qualcomm Snapdragon 875 chip is expected to be released in early December. The...[Details]
The phosphors used in
white light LEDs
are
Nichia
's patented
YAG
and
OSRAM's
patented TAG. The following will introduce the two types of phosphors and their patent re...[Details]
Since the "dual carbon" goal was set, distributed photovoltaics have been favored due to their advantages of low carbon emission reduction, diversified application scenarios, and easy return on inv...[Details]
When using FreeRTOS with stm32f4-discovery, a key interrupt is set , but the program gets stuck after the interrupt occurs. Through debugging, it is found that the program is stuck in the configASSER...[Details]
According to a tipster on Weibo, Apple is preparing to release a third-generation Apple Pencil, suggesting it could appear alongside new iPads at Apple's upcoming April event. The claim comes from ...[Details]
Abstract: Challenges such as malnutrition, lack of clean drinking water, energy shortage, insufficient transportation and living environment, and insufficient supply of educational resources hav...[Details]
The welding requirements for
blue
and green
LEDs
are the same as those for
white LEDs
. Based on the general level of white LED welding, there are such basic requirement...[Details]
4.1.1 Instructions for accessing CP15 registers The encoding format and syntax of the instructions for accessing CP15 registers are as follows: 31 28 27 24 23 21 20 19 16 15 12 11 8 7 ...[Details]
For microcontrollers, communication is closely integrated with technologies such as sensors, memory chips, and peripheral control chips, becoming the "nerve center" of the entire microcontroller syst...[Details]
In the previous lesson Source Files (.c/.h/.s), Pi Ziheng systematically introduced source files to everyone. Source files are typical input files in embedded projects. So are there other types of ...[Details]
On October 14, Neijiang Vice Mayor Bi Sheng led a team to the Chuanwei Lianjie Base to care about the development of the enterprise. Neijiang Municipal Government Deputy Secretary-General Peng Yun,...[Details]
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