The national competition list is out. Friends who don’t know it yet can check it out here: https://en.eeworld.com/bbs/thread-1084541-1-1.html
As soon as the list came out, everyone started to guess th...
[i=s] This post was last edited by wadeRen on 2022-2-25 10:14 [/i] # [Article Navigation] [GD32L233C-START Evaluation——01. Unboxing, Development Kit](https://en.eeworld.com/bbs/thread-1192154-1-1.html...
When starting a new design, most of the time is spent on circuit design and component selection, which often leads to inexperience and lack of consideration during the PCB layout stage.Failure to prov...
Take some parameters in the chip manual above as an example, for example, the over-current threshold of the chip, which says that the voltage difference between LP and LN is 260mV at the minimum, 320m...
When we controlled LEDs before, one LED required one corresponding pin. However, since our development board has limited pins, this is a waste. Here we add a new element, the 74HC595 module, to contro...
LTE Cat 1-the new favorite in the era of the Internet of ThingsAs NB-IoT reaches 50 million shipments this year and is expected to reach 100 million next year, it has risen rapidly. A medium-speed (in...
Information shows that recently, a "mobile phone" appearance patent of Huawei Technologies Co., Ltd. was authorized. The abstract shows that this design product is mainly used to provide netw...[Details]
"Power Supply (PSU)" is actually the abbreviation of "Power Supply Unit". The often mentioned "PC power supply" is actually also an abbreviation. Strictly speaking, "PC power supply" should be call...[Details]
According to Jiwei.com on April 21, the Redmi K40 gaming enhanced version will be released on April 27, and there is new news about the phone. Lu Weibing, senior vice president of Xiaomi Group Partne...[Details]
According to Tianyancha data, on July 12, Hengxuan Technology (Shanghai) Co., Ltd. underwent a number of industrial and commercial changes. Alibaba (China) Network Technology Co., Ltd., Hubei Xiaomi ...[Details]
0. Introduction
Fans are general-purpose machines, which are widely used in various sectors of the national economy. Fans are widely used in ventilation, dust removal and cooling of factor...[Details]
1. Magnetic field intensity H, unit: A/m (From the dimension, we can know that this physical quantity is born and dies together with the electric current. It can be understood as another name for e...[Details]
Host system: Ubuntu 11.04
Kernel version: Linux Kernel 2.6.39
Hardware platform: FL2440
Development board system: Linux Kernel 2.6.28
The following is the CPU polling method to determine the ...[Details]
The data memory of the intermediate product PIC16C6X of the PIC microcontroller is usually divided into two banks, namely, bank 0 (Bank0) and bank 1 (Bank1). Each bank consists of two parts: dedica...[Details]
Now many companies and units are developing PCIe 3.0 motherboards. The consistency test of PCIe 3.0 Tx signal quality and Rx receiving performance is an essential step in the development of PCIe 3.0 ...[Details]
Since the CDROM itself only has one play button, it is not very convenient to use.
Decided to add a remote control to this CDROM to achieve:
1. Automatically play after inserting the disc...[Details]
Camel Group Co., Ltd. (hereinafter referred to as the "Company" or "Camel Shares")'s wholly-owned subsidiary Camel Group Battery Sales Co., Ltd. (hereinafter referred to as the "subsidiary" or "Bat...[Details]
When the application is running, it cannot feel other processes. When the application is running, there are three situations 1. User space execution instructions 2. An exception occurs and the ke...[Details]
Space optical communication is a new type of communication technology that uses light waves as carrier waves to transmit information wirelessly in space. It has the advantages of high confidentiali...[Details]
The circuit shown in the attached figure is a power management solution for a two-way paging system. The circuit uses one battery input and can provide four sets of power outputs:
◆The main...[Details]