To feed the dog (gpio2_0) before start_kernel,
gpio address: GPIO2: 0x481AC000,GPIO_OE:offset=134h,GPIO_DATAOUT=13Ch
Add the following two lines of code in the decompress_kernel function in the ./arch...
A well-functioning power management circuit is the basis for the normal operation of a mobile phone. If the power management circuit can be power-saving, efficient, multifunctional and occupy a small ...
IoT communication technology is divided into wired and wireless, and different communication methods are used according to different application scenarios and needs.
Wired communicationWired communica...
[i=s]This post was last edited by bluefox0919 on 2019-1-2 17:30[/i] I have an old project on hand. The original designer has left the company for many years... I need to solve the ESD. The appearance ...
The strain gauge bridge has a zero output of 4mV, a full-scale output of about 4.5mV, and a full-scale output change of 0.5mV, but the zero offset is as high as 4mV;zero offset compensation solution:1...
The program requires that if p1.3 is pressed short, p1.0 will be inverted, and if p1.3 is pressed long, p1.6 will be inverted. The following is the program:
#include "msp430g2553.h"
#define IDLE 0
#de...
Abstract: The working principle and composition of the EAS system based on digital signal processing chip design and the technical difficulties that should be solved to achieve real-time monitor...[Details]
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introduction
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0 Introduction In the field of electronic technology, oscilloscopes are widely used. They can be used to observe the full picture of the signal and measure the basic parameters of the signal, such a...[Details]
Recently, a customer encountered a problem. Their company produces low-power motors. The motors produced have to be measured one by one with an oscilloscope. This is too inefficient. They want to tes...[Details]
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1. Flatness
The surface flatness of the display screen should be within ±1mm to ensure that the displayed image is not distorted. Local protrusions or depressions will cause blind spots in th...[Details]
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In the past year, Samsung and Huawei have launched their first foldable devices, named Galaxy Fold and X Mate respectively. However, the launch of Samsung Galaxy Fold was full of twists and turns, wh...[Details]
This paper adopts FPGA as the core component to realize the control logic, proposes a design scheme of 64×64 data distribution matrix of baseband based on FPGA, and introduces the software design ide...[Details]