[i=s]This post was last edited by se7ens on 2022-5-11 10:31[/i]The discarded charging heads at home are basically those used by the leaders before.
Now that mobile phones have been upgraded, this old-...
1. How should I draw each layer when drawing pads in Allegro ? How should I draw surface mount pads? How should I draw through-hole pads? Mainly, I don’t know how to get the size of each layer. Is the...
As the title says, this is the so-called abnormal version of the 3-wire SPI bus on the Internet: one clock line, one enable line, and one bidirectional IO line.
One module, two files:
//spi3.c #incl...
On September 4, the 2023 China International Intelligent Industry Expo was grandly held at the Chongqing International Expo Center. As the world's leading IoT innovation company, BOE brings top techn...[Details]
The figure below shows a wide-band practical amplifier composed of two-stage common emitter amplifiers. Input, output and inter-electrode coupling are all capacitors. C4 and cs are emitter decoupli...[Details]
Engineering Solutions for Portable Power
The portable ultrasound market is a good example. Until now, ultrasound imaging has required a visit to a clinic. In most developed coun...[Details]
Semtech Corporation (Nasdaq: SMTC) has announced that registration for its free educational training service, LoRaWAN Academy™, is now open to everyone from large enterprises to individual developers...[Details]
The commonly used methods are as follows: 1. Find a thin copper wire and touch the positive and negative poles of the battery. If sparks appear, it means the battery has power. If no sparks appear, i...[Details]
1. UDS Overview
Automobile fault diagnosis UDS (Unified Diagnostic Service) uses ECU to monitor the working conditions of each component of the control system, and automatically starts fault r...[Details]
Today’s electronic components switch faster, have greater slew rates, contain more active pins per package, and have smaller signal swings than in the past. As a result, designers are paying more att...[Details]
Many community courtyards use light-controlled automatic lighting. In the early morning and dusk, the ambient brightness changes very slowly near the critical point of light illumination, resulting ...[Details]
Abstract: This paper mainly discusses the digital technology of automobiles and electric vehicles, the structure of computer control systems, and related issues of field communication. Taking the b...[Details]
1 System Hardware/Software Platform Overview
The hardware platform structure of
the vehicle
GPS
positioning information acquisition system is shown in Figure 1.
...[Details]
Digital filters can filter out excess noise, expand the signal frequency band, complete signal pre-adjustment, and change specific spectral components of the signal to obtain the desired results. D...[Details]
Introduction U-BOOT is a boot loader developed by the German DENX team for a variety of embedded microprocessors. It is the first program code that runs after the system is powered on...[Details]
The tube amplifier
has attracted many audiophiles with its sweet and soft sound quality. The tube amplifier introduced in this article is a single-ended Class A dual-channel model, ...[Details]
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