I would like to ask you all: The driver insmod is successful, and the node is created, but an error occurs when opening it. Kernel version 2.6.18, pxa270 chip. Unable to handle kernel NULL pointer der...
I use the Nucleo board of STM32L073, and now use the pin output of GPIOC 0~7 to control the MOS tube. The pin mode is set to OD, the internal pull-up and pull-down are turned off, and each pin is conn...
The MCU is going to be 89C51, and the current sensor is used to measure the current AD conversion. Which chip is better? The main thing is to determine how to connect the components and circuits. . . ...
[color=red]Activity time: From now until December 31, 2012[/color] [b]【Award Ceremony】Power Supply Mobilization! Winners of the Power Supply Game! [/b][url=https://bbs.eeworld.com.cn/thread-365387-1-1...
Previously, I used the V3.0 firmware library and the Chinese manual of the firmware library, which has the meaning of each parameter and examples of each sub-function, making it very convenient to use...
A line scan lens is an industrial lens used with line scan cameras. Its imaging principle is to capture the image of the workpiece using a linear sensor and then perform digital signal processing t...[Details]
In mobile technology, sensors are the primary input for measured signals and form a component of a sensor system. They include sensitive and transducer elements connected to carriers and circuits. ...[Details]
Electric vehicles are now widespread, but they've brought with them a host of problems, the most prominent of which is charging. Small electric vehicles (EVs) are a new form of transportation in a ...[Details]
Laird Thermal Systems has introduced the HiTemp ET series Peltier cooler modules, which can operate at high temperatures and provide on-site cooling for sensitive electronic devices.
Dig...[Details]
UPS stands for Uninterruptible Power Supply, which includes energy storage devices. It is mainly used to provide uninterruptible power supply for devices that require high power stability.
...[Details]
Linear motor modules have become the "sweet spot" in various fields due to their advantages such as long stroke, fast speed, high precision, smooth operation and long life. Different models of line...[Details]
In the field of intelligent driving, regulations are becoming increasingly stringent, and the technical threshold continues to rise. Especially after the traffic accident in March 2025, the Ministr...[Details]
In daily life, when we purchase a transformer, we are faced with the installation and wiring procedures. Generally speaking, large transformers such as power transformers are equipped with speciali...[Details]
Previously, Positive Motion Technology shared with you the firmware upgrade of motion controller, ZBasic program development, ZPLC program development, communication with touch screen and input/out...[Details]
Civilian internal combustion engines operate in the range of approximately 1000-4000 rpm. This results in the engine's kinetic energy being ineffective at low or high rpm, making starting difficult...[Details]
introduction
In recent years, multi-touch has emerged as a new alternative to traditional human-computer interaction. It eliminates the need for keyboards and mice, enabling simultaneous inter...[Details]
The mobile computing market is rapidly evolving, and manufacturers are fiercely competing for market share. A key area of competition is battery life, which encompasses two key aspects: how long th...[Details]
introduction
A common voltage regulator is a three-terminal one. Its function is to step down the voltage and stabilize it at a fixed output value. Voltage regulators are commonly available in...[Details]
Cadence and NVIDIA Collaborate to Revolutionize Power Analysis Technology, Accelerating Development of Billion-Gate AI Designs
Cadence's new Palladium Dynamic Power Analysis applicat...[Details]
Embedded System
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