[i=s]This post was last edited by CokezzZ on 2021-5-22 11:19[/i]1. The concept of Linux device driverSystem calls are the interface between the operating system kernel and the application, and device ...
The board's serial port 0 is connected, and the board's LED1 is lit:The development board has rich peripheral interfaces. The first step is to adjust the serial port driver and transplant the previous...
Acoustic echo cancellation (AEC) is a processing method adopted by the device to prevent the sound played by itself from being recorded by the ongoing recording. A typical application of echo cancella...
We currently have a project that may need to be exported to the world.May I ask, in addition to meeting the company standards of the car manufacturer, how can we comply with the safety standards of va...
Albrecht von Truchse?, spokesman for Metro Group, said that suppliers and retailers must use standardized universal electronic product codes from now on, only in this way can the application of the re...
With the joint efforts of Google and many manufacturers, the market share of Android 11 is increasing rapidly. Today, Google released a new distribution map of Android versions. 14 months af...[Details]
1 Introduction
The development of computer and its interface technology and the shortcomings of traditional test and measurement instrument systems have made computer-based virtual instrum...[Details]
Non-isolated buck power supply is a commonly used power supply structure, accounting for more than 90% of fluorescent lamp power supply. Many people think that non-isolated power supply only has bu...[Details]
HUD is a comprehensive electronic display device that can project vehicle information such as vehicle speed, fuel consumption, engine speed, navigation and even smart driving onto the front windshiel...[Details]
In recent years, major foreign power suppliers have gradually become optimistic about the Chinese electronic power market and have shifted their focus to mainland China. In terms of UPS power pro...[Details]
On October 11, the Energy Bureau of the Inner Mongolia Autonomous Region issued the "Notice on the Implementation of the Green Power Supply Wind Power Project at the JA Solar Low-Carbon Demonstrati...[Details]
1. Instrument model: Agilent/Keysight N5230C Microwave Network Analyzer. 2. Fault phenomenon: After booting up, the computer stays on the test interface and cannot enter the system. 3. Testing pr...[Details]
Transistor detection method and experience 1. Detection of medium and low power transistors A: For a transistor with a known model and pin arrangement, its performance can be judged by the following ...[Details]
The figure below is the schematic diagram of the peripheral circuit of the ranging alarm system. The peripheral circuit of the system includes power supply, reset, crystal oscillator, temperature m...[Details]
1. PIC1 microcontroller programming (master control sending) LIST P=16F876 #INCLUDE P16F876.INC CBLOCK 0X24; Reserve three bytes for display COUNT; used as a counter or register ENDC ORG 0X0000 ...[Details]
GMSL is Maxim's automotive SERDES bus for high-performance cameras and high-definition video connections, which can be transmitted on both coaxial and shielded twisted pair cables. For automotive A...[Details]
1. CPU and SoC The kernel version number and soc version number are determined by ARM. Chip models are determined by each semiconductor company. SoC includes CPU and some basic internal devices. (CPU...[Details]
Traditional switch mode power supply (SMPS) control usually uses pure analog technology. The emergence of low-cost and high-performance digital signal controllers (DSC) has opened up a new realm of s...[Details]
The figure shows a single current source mode drive circuit. In this single current source mode, PMOS tubes M5 and M6 form a current mirror, which can provide a constant current for the output circui...[Details]
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