EPLAN learning materialsThis content is originally created by EEWORLD forum user krxz007 . If you want to reprint or use it for commercial purposes, you must obtain the author's consent and indicate t...
With the development of smart cities around the world, surveillance systems can effectively improve the quality of life and ensure social security. In order to ensure public safety, technologies such ...
The BLDC I am using now is a tachometer motor + Hall. I collect the voltage of the tachometer motor signal as the speed information after passing it through a rectifier bridge. However, when the speed...
[i=s]This post was last edited by sylar^z on 2020-3-30 09:24[/i]The reason for making this was that a starry sky lamp toy I had was broken, so I planned to buy some lamp beads to repair it. When I fou...
Recently, Tencent announced an important research progress - through AI technology, it drew for the first time the protein structure of the culprit of baldness "type II 5a reductase (SRD5A2)" - it can...
This is the first in a series of files. This series of articles will introduce the eight main file types that you will come into contact with during the ARM Cortex-M development process (taking IAR i...[Details]
Body temperature is an extremely important human body parameter in clinical medicine. In recent years, hospitals at home and abroad still use traditional mercury thermometers to measure and record ...[Details]
The core technology that distinguishes new energy vehicles from traditional vehicles is the three-electric system: battery, motor and electronic control (see Figure 1). The motor control system is...[Details]
Note: The 3.3v operating voltage of stm32 requires a 12864 LCD with a 3.3v operating voltage
#include "stm32f10x_lib.h"
#define uint unsigned int
#define uchar unsigned char
#define RSH GPIO_S...[Details]
On August 8, Samsung Galaxy Note 10 series was officially released. Compared with Galaxy Note 9, one of the important upgrades of Galaxy Note 10 series is fast charging. It is understood that the Gal...[Details]
Usually, a function returns using pop {r7,pc} or bx lr (bx, b is similar to jmp for jump instructions, but bx can specify whether the jump area is thumb or arm instructions.
When the thumb instructio...[Details]
On the morning of June 3, foreign media 9to5Mac reported that the leaked iOS 14 system code showed that Apple plans to add a built-in language translation function to Safari in iOS and iPadOS 1...[Details]
There are four main classification methods for three-dimensional coordinate measuring machines: (I) Classification by the technical level of CMM 1. Digital display and printing type This type of CM...[Details]
The typical interface circuit of 8051 single-chip microcomputer - serial expansion static display circuit is shown in the figure below:
Example 1: Compile a display subroutine according to the f...[Details]
For applications that require measuring multiple temperatures, the options are more complex. Place a thermistor or a conventional analog sensor in a suitable location and connect it to the ADC input,...[Details]
Artificial Intelligence (AI) has been developing for more than 60 years since its birth. In recent years, AI has become a hot topic pursued by academia and industry around the world. Startups are sur...[Details]
When using the Type-C waterproof jellyfish holder, it must be used and stored correctly to avoid unnecessary trouble.
When receiving the Type-C waterproof jellyfish socket, we need to ob...[Details]
On January 2, Bosch announced that its first automotive-grade long-range LiDAR has entered the mass production development stage. This LiDAR product can cover both long-range and short-range detectio...[Details]
1 Introduction To understand the Linux interrupt subsystem, you also need to understand the interrupt handling process of the ARM architecture. Only after you are familiar with the entire hardware an...[Details]
1. Introduction
With the development of online video platforms, users' demand for 4K high-definition quality is growing. However, many users have found that even if they have purchased m...[Details]
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