How did you spend your National Day holiday? Please post and share your experiences so that we can have a look:congratulate:[b][size=3][color=#0000ff] [/color][/size][/b] [b][size=3][color=#0000ff]Hea...
I use a 51 MCU to read data from an external RAM and output it to P0. The output voltage of P0 is 0V and 1.3V, but not 5V. Why is this? There is no problem with the power supply of the MCU. Is the MCU...
When drawing PCB packages, if there is a relatively standardized and clear naming, we can organize and find the required packages more effectively in the subsequent work. If we can have a relatively c...
In recent years, with the application of the IEC61850 standard and the development and deployment of optoelectronic transformers, the concept of digital substations has been put into practical use ...[Details]
introduction
As “energy conservation and emission reduction” has become an indicator of the National Economic Development Outline of the 11th Five-Year Plan, people’s awareness of green enviro...[Details]
In the scorching summer, electric fans are a must-have for cooling down people's homes. However, I believe most people have encountered this situation: the fan is plugged in, the switch is pressed,...[Details]
Through AI connection technology supported by Qualcomm X85 5G modem and RF and Qualcomm FastConnect 7900 mobile connection system, seamless switching can be achieved between cellular net...[Details]
MQTT Ethernet I/O modules primarily collect I/O port information and transmit data over the network. In addition to being a TCP server, Ethernet I/O modules can also function as TCP clients. Furthe...[Details]
The driving mode is not unfamiliar to vehicles. According to the driving mode of the vehicle, there are front-wheel drive, rear-wheel drive and even four-wheel drive. Four-wheel drive is a major se...[Details]
Introduction: Traditionally, lead-acid batteries have primarily been used to provide backup power and power regulation based on location. In typical applications, the battery's actual use (discharg...[Details]
How do the maps used by self-driving cars differ from the maps we use daily, such as those from AutoNavi and Baidu? AutoNavi and Baidu create maps for humans, while high-precision map companies cre...[Details]
On August 18, Tencent Holdings released its second-quarter 2025 results last week, with revenue of 184.504 billion yuan, a year-on-year increase of 15% and a month-on-month increase of 2%; profit a...[Details]
Wireless Communications
Ethernet protocol
Touch screen and 200Smart
In real-world systems, multiple PLCs are distributed throughout a single workshop, centrally controlled by a...[Details]
Perhaps every car user has experienced the pain of opening or closing a car door at some point: the cramped conditions in a narrow parking space, the fear of scratching a neighboring car, the strai...[Details]
In the first half of 2025, the overall smart cockpit market showed a trend of market concentration among leading companies and the rise of local players. Data clearly outlines the industry's compet...[Details]
Ligong Technology and Qiuyuan Electronics have implemented a new single-point Channel Sounding + multi-node monitoring Bluetooth car digital key solution based on the Bluetooth 6.0 certified KW47 c...[Details]
As we all know, the car generator is the main power source of the car. Its function is to supply power to all electrical devices (except the starter) and charge the battery when the engine is runni...[Details]
Do you remember how simple cars used to be? Dashboards with analog dials and gauges that showed basic functions like fuel, temperature, and speed? If there was a problem with the engine, the oil li...[Details]
PCB Design
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