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...
I have been working on the power consumption of PIC microcontrollers for the past week. Since the project is powered by batteries, the power consumption issue is very important. According to the data...[Details]
In recent years, embedded processors have been booming and have been widely used in the fields of communications, aerospace, medical equipment, consumer electronics, etc. The peripheral devices of ...[Details]
A common problem encountered in electronic design is the testing of the transmission characteristics of the circuit under test (DUT). The transmission characteristics here include gain and attenuat...[Details]
For some battery-powered products that need to work continuously for several years without changing the battery, the system's low-power design is particularly important. The low-power design of the M...[Details]
On December 16, Qingyun County held an opening ceremony for the electric vehicle shared battery swap demonstration project. As a leading company in the battery swap field, the launch of the battery sw...[Details]
Brands such as Motorola, Xiaomi, realme, iQOO, and OnePlus have already released flagship products based on the Snapdragon 8 platform. Among them, the Xiaomi 12 released by Xiaomi is a Snapdrag...[Details]
We have shared with you several methods of capturing runt waveforms. The ZDS2022 oscilloscope provides you with 11 basic triggers and 21 protocol trigger modes as standard, which is very versatile. I...[Details]
Briefly describe the composition of three-phase asynchronous motor
The three-phase asynchronous motor mainly consists of the following components:
Stator (stator winding): The stator is t...[Details]
Calculation of transformer no-load loss, load loss and impedance voltage
No-load loss: When the secondary winding of the transformer is open-circuited and the rated voltage of the rated fr...[Details]
The global automotive industry is in the midst of a profound transformation with turbulent changes. The next two years will be a crucial stage for the development of my country's new energy vehicle i...[Details]
I have been studying arm on and off for 2 months. Now I feel that I understand the boot process of arm in Nand flash mode. Now I come here to record it to express my extremely happy mood. Without furt...[Details]
1 Introduction
With
the rapid development of
microelectronics
technology, various electronic products have emerged continuously and are developing towards
the trend of bein...[Details]
Connect 8 LEDs to a certain IO port of the 51 single-chip microcomputer, connect a button switch K1 to the external interrupt 0 input P3.2 (INT0) pin, and connect a button switch K2 to the external i...[Details]
Yonhap News Agency reported yesterday that two charter flights originally scheduled for Samsung Electronics to fly to Xi'an and Tianjin on the 13th have been canceled, possibly due to China's recent ...[Details]
The auto-coupling step-down starter is an electrical device used for motor starting. It reduces the starting current by reducing the voltage when the motor starts, thereby protecting the motor and ...[Details]