-
Usually, the following situations require a higher specific gravity: ① When the substrate is severely oxidized (this phenomenon cannot be objectively identified by the naked eye and must be tested in...[Details]
-
Based on more than 20 years of experience in providing technology solutions to the automotive industry, Qualcomm Technologies has now become the technology supplier of choice for the global automotiv...[Details]
-
1 Introduction
Embedded systems are application-centric, computer-based, and software-hardware-customizable special-purpose computer systems that are adapted to the strict requirements...[Details]
-
Although the driver of LCD1602 liquid crystal display module is more complicated than the display of seven-segment digital tube, it is not very difficult in fact. The most important thing is initiali...[Details]
-
During the Spring Festival of 2020, a smokeless war against the epidemic kicked off. After the outbreak of the new coronavirus, the construction of the Huoshenshan and Leishenshan hospitals amazed us...[Details]
-
It prompts that there is a problem with the driver. The solution is as follows: The board can be powered from outside or from the simulator. I chose the emulator to provide power to the target b...[Details]
-
1. First download qemu for mini2440
git clone git://repo.or.cz/qemu/mini2440.git qemu
If you feel the speed is slow, download it directly
http://repo.or.cz/w/qemu/mini2440.git/snapsh...[Details]
-
Automotive control unit solutions
Automobile control systems are divided into: comfort system, safety system and power system.
...[Details]
-
As LED technology is increasingly being used in our lives, it is becoming increasingly common for developers to find a way to reduce costs and design difficulty by implementing LED or other device ...[Details]
-
According to news on August 21, ZTE will release its first under-screen camera mobile phone, ZTE AXON 20 5G, on September 1. Lu Qianhao of ZTE Corporation said that in the uncharted territor...[Details]
-
1. Detection of low power crystal diodes
A. Identify positive and negative electrodes
(a) Observe the symbol on the shell. Usually, the diode symbol is marked on the shell of the diode. Th...[Details]
-
1 Voltage and current dual loop control
In order to achieve controllable output voltage and current, current mode control is usually adopted. Common current mode control methods includ...[Details]
-
1. First, you need to download BOOT to NOR FLASH The official document provides two ways of hardware downloading: JTAG serial port downloading and LPT parallel port downloading. As time goes by, lapt...[Details]
-
As can be seen in the previous article, using characters one by one to judge commands and communication protocols is not only troublesome, but also has great defects. For example, if a string is enter...[Details]
-
1. Introduction
The wave of new energy vehicles is getting bigger and bigger, and the body intelligence is becoming more and more perfect, and intelligent driving is closely related to sensors...[Details]