I would like to ask, when compiling uboot for am335x, when making the configuration file, what is the difference between make am335x_evm_defconfig and am335x_evm_config? The am335x_evm_defconfig file ...
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Welcome everyone to guess the questions: https://en.eeworld.com/bbs/thread-1084544-1-1.htmlList of component in...
[i=s] This post was last edited by shaorc on 2019-5-19 18:17 [/i] [font=仿宋, 仿宋_GB2312][size=4][color=#000000]As shown in the figure, in order to reduce the impact of voltage surges on the load and the...
Linux driver tutorial (Xunwei itop4412) : https://training.eeworld.com.cn/course/5656The iTOP-4412 development board is equipped with a Samsung Exynos quad-core processor, 1GB memory, and 4GB solid-st...
Most of the microcontrollers I have played with before have bootloaders, which are all for getting rid of the trouble of upgrading programs and getting rid of burners. I made a data acquisition board ...
What is IoT edge? Where is the IoT edge? Qualcomm, Dell, HPE, Nokia, Cisco, Ericsson, AT&T, Sprint, Huawei, and many more, each of these companies is looking at future IoT networks (LTE CAT-NB1, LTE C...
1. Overview of serial communication technology Popular definition of serial communication: One bit is sent one bit at a time (relative to parallel), of course, through bit synchronization frame s...[Details]
The iPhone 12, which is equipped with Qualcomm Snapdragon X55 baseband, is the first Apple mobile phone series to support 5G communication. Although 5G is still facing difficulties such as base stati...[Details]
The college entrance examination is over, and it is estimated that many mobile phone manufacturers have begun to target the candidates. Among them, Honor is the most impressive manufacturer. Today, H...[Details]
Frequency converters play an important role in industrial automation control, but overvoltage and overcurrent are common fault problems. This article will introduce how to deal with overvoltage and...[Details]
Nidec Machine Tools Co., Ltd. launches the highly productive gantry machining center "MV12BxⅡ"
Compact machine tools that can handle "all types of processing in all industries"
...[Details]
On October 29-30, the Digital Southern Power Grid Forum to Boost the Development of the Guangdong-Hong Kong-Macao Greater Bay Area was held in Guangzhou. China Southern Power Grid announced that it...[Details]
The parity bit P of the C51 special function register PWS, if the number of "1" in ACC is even, the hardware sets P = 0. If the number of "1" in ACC is odd, the hardware sets P = 1.
The sendi...[Details]
#include p IC .h #include string.h #define uchar unsigned char #define uint unsigned int static volatile unsigned char a CC @ 0x20; //Send and receive data register static volatile bit acc0 ...[Details]
introduction
DC/DC converters are required for power management systems of various battery-powered electronic products, such as laptops, mobile phones, digital cameras, PDAs, etc. Therefore, DC/DC ...[Details]
According to foreign media reports, Toyota's Woven Planet will follow Tesla's example and try to develop its own autonomous driving technology without using expensive sensors such as lidar. (Image...[Details]
What is trapezoidal acceleration and deceleration?
As shown in the figure below, assuming that the device uses a stepper motor to move object X, the system requires object X to start from poin...[Details]
Battery memory effect refers to the reversible failure of the battery, that is, the performance that can be restored after the battery fails. The memory effect refers to the battery automatically m...[Details]
Design a vehicle-mounted CAN bus fault diagnosis instrument based on 2.4G radio frequency , introduce its working principle and system hardware circuit in detail , and finally explain the software mo...[Details]
O Introduction
LED display is a flat display screen composed of light-emitting diode dot matrix modules or pixel units. It has the advantages of high luminous efficiency, long service life, flexibl...[Details]
Delixi inverter is a device widely used in the field of industrial automation. It can realize functions such as speed regulation and forward and reverse control of motors. This article will introdu...[Details]
DSP and ARM Processors
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