Hello everyone! I created a dial-up connection on 2440+wince5.0's com1, and the dial-up was successful but then disconnected immediately. This happened many times. It prompted "Set serial port baud ra...
1. Open the window (be careful) and use a flashlight to carefully observe the target surface of the anode to see if there are any serious "burrs" or marks on the target surface; 2. The edge of the wat...
Has anyone made the display of stm32F103+240128 (Sichuan Airlines T6963, no font library)? I have been trying to light up the screen recently, but it has not been able to light up for three days. Has ...
ISP devices, such as field programmable devices (FPGAs and CPLDs), do not require a programmer. Using programming kits provided by the device manufacturer, they employ a top-down modular design app...[Details]
The jammer is a signal blocker, mainly composed of a chip and a radio transmitter. When the car owner presses the remote control lock button, the jammer interferes with the electronic lock receivin...[Details]
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]
In the summer of 2025, BlueOval SK, a joint venture between Ford and SK On, officially started production at its first battery factory in Kentucky.
According to the original plan, this w...[Details]
The practice of warming up a car originated with gasoline-powered vehicles. Warming up the engine allows it to enter a better working state and ensures good lubrication. This has become a habit for...[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]
Shenzhen Baowei Power Supply high frequency pure sine wave power, communication inverter power supply has two communication interfaces, RS232 and R485 interfaces, their functions and characteristic...[Details]
As the power density of modern electronic systems continues to increase, effective thermal management has become critical to ensuring system performance, reliability, and longevity—especially in hi...[Details]
Pure electric vehicles have experienced rapid growth in recent years, and many consumers now consider them as a top choice when purchasing a car. But do you know how to choose a satisfactory and sa...[Details]
EVTank predicts that all-solid-state batteries will achieve small-scale mass production in 2027 and large-scale shipments by 2030. Global solid-state battery shipments will reach 614.1GWh, of which...[Details]
introduction
Commercial air conditioner PCBs involve both high-voltage and low-voltage power. The power supply for commercial air conditioners often passes through the controller. This forces ...[Details]
From smartwatches to portable health and fitness trackers, wearable devices are increasingly transforming every aspect of our daily lives. The desktop computer revolution of the 1980s ushered in an...[Details]
1. Output power. Rated power (RMS): Rated power refers to the sinusoidal alternating power that the amplifier can withstand for a long time. Maximum undistorted power...
2. Frequency response:...[Details]
Although everyone has their own unique approach to PLC programming, the ultimate model is the same. This article uses the simple ladder diagram programming method of Mitsubishi PLC as an example to...[Details]
Introduction
Currently, IoT-related applications, including those enabling furniture display panels, industrial control display panels, handheld devices, and facial recognition, are gradually s...[Details]