In the process of circuit design, some parameters must be calculated before selecting components, such as resistance, capacitance, oscillation frequency in oscillation circuit; amplification factor, b...
Brushless DC Motor - Part I: Structure and Working Principles Author: tutut Electrical devices usually have at least one motor for rotating or displacing an object from its initial position. There are...
[i=s]This post was last edited by damiaa on 2019-5-18 20:31[/i] [font="][[/font]STM32WB55 Review] + Wireless Firmware Update The STM32WB55 contains two cores, one M4 handles most tasks, and the other ...
Logic pen, ordinary oscilloscope, storage oscilloscope, logic analyzer, etc. The use of multimeter and logic pen is relatively simple, while logic analyzer and storage oscilloscope are not widely use...[Details]
1. Implement functions
(1) Branch
The controller
has a clock function that can set and display the time for turning on and off lights, and control the entire branch to turn on and of...[Details]
3.2Bootloader Copy
To configure the system to boot from NAND FLASH, you need to copy the vivi code in NAND FLASH to RAM:
#ifdef CONFIG_S3C2410_NAND_BOOT
bl copy_myself
@ jump to ra...[Details]
Viavi Solutions announced that it will provide industry-leading 5G wireless and optical network testing solutions to China Mobile. As a trusted supplier of China Mobile, VIAVI has maintained close co...[Details]
Unlike secondary batteries that need to be recharged, fuel cells are an environmentally friendly power generation system that uses hydrogen as fuel and oxygen as an oxidant to generate electricity di...[Details]
According to foreign media MacRumors, the design of AirPods Pro 2 may be basically the same as the first generation, and will not adopt the rumored design of removing the earphone handle. Last year,...[Details]
0 Introduction
The development of embedded systems has its own special applications and specific functions, and the embedded Linux operating system is favored by the industry because of its op...[Details]
May 20, 2022, Shanghai, China - SmartSens (Shanghai) Electronic Technology Co., Ltd. (stock abbreviation: SmartSens) was listed on the Science and Technology Innovation Board of the Shanghai Stock Ex...[Details]
The circuit consists of R1, R4, R5, C2, D3, Q4, Q5 and relay K. Q4 and Q5 form a Darlington amplifier, and the relay is connected to the collector of Q5 as a load. When the power is turned on, the ...[Details]
As December is almost halfway through, the release date of the Xiaomi 12 series is getting closer. Frankly speaking, the confidentiality of the Xiaomi Mi 12 series this year is good, and the appearan...[Details]
Most semiconductor manufacturers often overlook the integration of the secondary side of AC/DC redundant power supplies, resulting in numerous discrete components such as operational amplifiers, tr...[Details]
I logged into Ubuntu as root:
Execute on Ubuntu #apt-get install nfs-kernel-server //Install NFS service
Execute on Ubuntu #mkdir /root/nfs //Create a shared folder
On Ubuntu, ex...[Details]
Because processors (PCs) can provide low-cost, small-size, and scalable image processing systems, they are more attractive than other similar systems with higher power consumption and price. The co...[Details]
Micron’s most advanced mobile memory products are now in mass production and shipping for Xiaomi’s latest flagship smartphone
Shanghai, China, December 12, 2022—Micron Technology Inc...[Details]
Led can be used as a tool for debugging programs: In the early stages of development of embedded system software, such as Bootloader and kernel, since hardware such as serial ports have not yet bee...[Details]