For the crystal oscillator circuit, I used an inverter (74LS00) with a crystal oscillator, two small capacitors, and a large resistor. I used a typical circuit, but it doesn't oscillate on the oscillo...
[i=s]This post was last edited by paulhyde on 2014-9-15 09:20[/i] It's so strange. I looked at Heilongjiang and Shaanxi B questions. They both recommended 12 or 13 teams to enter the national level. I...
I am a novice in Ethernet. I recently read the MCB1700 easyWEB example code under KEIL and I don't understand how the function void CopyFromFrame_EMAC(void *Dest, unsigned short Size) is implemented. ...
Take advantage of the weekend and update it againLinus said : so nvdia , fxxk you
So Linux still does not fully support Nvidia discrete graphics cards
Then Linus said again : this whole ARM thing is a...
[b]1. Introduction to Multi-function Multiplexed GPIO[/b] [p=null, 2, left]F2807 provides multiple general-purpose digital I/O pins, most of which are multiplexed. The GPIO multiplexer register (GPIO ...
My system includes: LCD12864 display, 4*4 keyboard, dual serial port data communicationAmong them, LCD12864 should update and display the data transmitted from serial port 0 (after software filtering)...
EtherCAT (Ethernet for Control Automation Technology) is a real-time industrial fieldbus communication protocol based on an Ethernet-based development framework. EtherCAT is one of the fastest indu...[Details]
The most significant feature of IPS panels is that both electrodes are located on the same surface, unlike other LCD panels, which have electrodes arranged on top and bottom surfaces in a three-dim...[Details]
Today's security industry has entered the era of massive networking. Many enterprises, especially financial institutions, have established multi-level video surveillance networking platforms. Lever...[Details]
The structure of an LCD TV primarily consists of the LCD display module, power module, driver module (primarily including the main driver board and tuner board), and keypad module. LCD display modu...[Details]
According to foreign media reports, researchers at the University of Surrey have developed an artificial intelligence system that can accurately locate the location of equipment in densely populate...[Details]
The automotive industry in 2025 is undergoing a thorough intelligent reshuffle.
Geely wants to make changes in the field of AI cockpits: in the future, there will be no traditional smart...[Details]
Smartphones have become essential digital devices, and the growing number of smartphone-centric applications is enriching people's lives. As users, they desire a better app experience and a wider r...[Details]
1. Multi-channel DAC technology bottleneck
Currently,
the development of multi-channel DAC technology focuses on two core challenges.
First, industrial applications urgently ...[Details]
Reflow soldering is one of the most commonly used methods in electronics manufacturing, allowing for the soldering of large numbers of components in a relatively short time. However, any experience...[Details]
HTTP is the abbreviation of Hypertext Transfer Protocol. It is an application protocol based on TCP/IP communication protocol used to transmit HTML and image files. It is an application-level objec...[Details]
On August 21, it was reported that Intel's new generation of AI chip Jaguar Shores was recently exposed for the first time.
According to photos shared by Andreas Schilling, the Jaguar Shores t...[Details]
Shanghai, China, August 21, 2025 –
Toshiba Electronic Devices & Storage Corporation (“Toshiba”) today announced the launch of the TLX9161T
, an automotive photorelay in a compact SO12L-T pa...[Details]
Puttshack's Trackaball uses the Nordic nRF54L15 system-on-chip (SoC) to monitor sensors and enable Bluetooth low energy connectivity, while the nPM2100 power management integrated circuit (PMIC) ...[Details]
"I want to ask why there are so many manufacturers making mobile phone CPUs, but only Intel and AMD make computer CPUs?"
The progress of domestic PC CPU production has disappointed many ...[Details]
On August 20, it was reported that the specifications of Intel's upcoming Panther Lake mobile processor appeared on the Intel GFX CI website, which mainly focuses on Intel's open source Linux drive...[Details]