I used AD13 to draw the board and generate a BOM table in PDF format, and found that the generated table contained fewer materials.See the picture:There are three missing.
1M, 0 ohm, and 1K resistors ...
The example mainly consists of two files: dma.c and vectors.s55.
dma.c文件
/*
* Copyright 2002 by Texas Instruments Incorporated.
* All rights reserved. Property of Texas Instruments Incorporated.
* Res...
1 Basic Concepts of ReflowIn the schematic diagram of a digital circuit, the propagation of digital signals is from one logic gate to another. The signal is sent from the output end to the receiving e...
I'd like to ask for a solution. If the analog signal frequency is 27Mhz, after being rectified into a square wave through other circuits, it is edge-triggered by a microcontroller to test the frequenc...
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This is a reference program that can identify whether four independent buttons are short pressed or long pressed. This program has been compiled and passed. Beginners can transplant it to the 51 micr...[Details]
Introduction Shengli Oilfield Dongying Crude Oil Depot Export Station is responsible for the crude oil handover between Shengli Oilfield and Sinopec Pipeline Storage and Transportation Company, with ...[Details]
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This is my first time using a PIC microcontroller. I'll record the process of using it. As the saying goes, if you want to do your work well, you must first sharpen your tools. First, you need to i...[Details]
With the progress of modern science and technology, non-destructive testing instruments are widely used in various fields such as petroleum, chemical industry, metallurgy, shipbuilding, aviation, ...[Details]
What is an oscilloscope’s trigger mode? The "trigger" of the oscilloscope is to synchronize the oscilloscope's scan with the signal being observed, thereby displaying a stable waveform. To meet di...[Details]
Measuring device Measuring device refers to the combination of measuring instruments and auxiliary equipment for measurement needs. Some auxiliary equipment or tools used for measurement are also...[Details]
When learning ARM addressing mode, there is a type of addressing called stack addressing.
Register R13 in ARM7 is used as the stack pointer SP. The increase or decrease of the stack content will affe...[Details]
A lock-in amplifier is a useful tool for measuring signal amplitude and phase. A data acquisition card can digitize the amplifier output signal, and software can calculate the amplitude and phase. A D...[Details]
With the rapid development of new energy, self-driving cars and the Internet of Vehicles, the demand for automotive displays has increased significantly. Innolux also specially displayed its automoti...[Details]
LED car lighting module manufacturer Jinghe Optoelectronics recently announced that the company has completed tens of millions of yuan in Series B financing. This round of financing is led by Bojiang...[Details]