I've been busy with some electronic production at school recently, but I just can't figure out how to use the PCF8591 chip. I can't understand the English literature (I haven't passed the Level 4 exam...
A serial port monitoring software written by Russian Alex V. Bessonov, using filter driver. If anyone has the source code, please send me a copy. I would be very grateful. The driver is named serial.s...
I woke up at noon and got a call. The package arrived. Dare to do it and take responsibility.Unpack it.The C programming language is said to be a classic, but it is thinner than expected. I have read ...
This is a diagram I drew in PROTEUS. Ports D7 and D1 are used for both row and column lines. Since the column line circuit is at a high level, I think the row scanning method should be used. But how t...
I have a question: I use a PC104 COM+422 converter to send data to a device, but the device does not respond. I use the PC COM+422 converter to send data to the device using a serial port debugger, an...
I have always been confused about several concepts. What is the relationship between DDR, DDRC, and DDR phy? Especially what is the phy (physical layer) specifically? There seem to be many such, such ...
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]
With the increasing number of new energy vehicles on the road, the deployment of supporting facilities for these vehicles has accelerated, and new energy vehicles have gradually entered the vision ...[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]
Using an electronic load is like thinking of it as a resistor that dissipates the power supply's output. The most straightforward mode is the CR constant resistance mode. In this mode, by setting a...[Details]
As my country's industrialization continues to improve, environmental pollution is also facing tremendous pressure. In recent years, national environmental protection policies have become increasin...[Details]
Most electric vehicles currently lack a gearbox, only a single-speed reduction gearbox. This includes Teslas, but that doesn't mean electric vehicles don't need a gearbox. Thanks to the constant to...[Details]
According to reports from Xinhua News Agency, Tianjin University official website and other media, Chinese researchers have recently broken through the bottleneck of energy density and application ...[Details]
In the first half of 2025, Chinese companies demonstrated overwhelming advantages in the world's four major material fields: in the global loading of positive electrode materials, Chinese companies...[Details]
According to foreign media reports, due to the massive expansion of Chinese companies in the global electric vehicle market, the capacity utilization rate of South Korea's three major battery manuf...[Details]
2025 World Expo
On August 10, 2025, Beijing—themed "Making Robots Smarter, Making Bodies More Human," the 2025 World Robot Expo opened grandly at the Beijing Beiren Yichuang International Exhi...[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]
The battery in an electric car is related to the vehicle's performance. As one of the core components of the vehicle, the battery cell has become an important reference for evaluating the quality o...[Details]
Flashing the firmware of a fuel-powered vehicle is used to increase vehicle power, but why can't this be done on electric vehicles? The reason electric vehicles can't be flashed is to protect the v...[Details]
Time delay relays play a crucial role in electrical control systems. Upon receiving a trigger signal, they control the on/off switching of circuits at preset intervals, providing precise timing con...[Details]
Last week, several foreign media reported that Apple announced that it would cooperate with Samsung Electronics' wafer factory in Austin, Texas to produce CMOS image sensors. Samsung Electronics' f...[Details]