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Memory management problems and solutions There are 4 ways to manage kernel physical memory Choose one according to the configuration There are 5 ways to manage kernel virtual memory 4 for excepti...[Details]
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1. Problem elicitation
In ARM development, the exception vector table (or interrupt vector table) is in a key position because it controls the jump address when the ARM chip is reset, that is, where ...[Details]
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Target applications include user presence sensing, gesture recognition, robotics and industrial uses On December 25, 2023, China - STMicroelectronics’ latest generation 8x8 multi-zone time-of-fligh...[Details]
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According to The Inquirer, compared to Google's Android platform, which supports direct access to NFC chips, the iPhone is more cunning and has not yet opened up the access platform. For this behavio...[Details]
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PIC microcontrollers currently have 8-bit series, 16-bit series and 32-bit series, which are briefly introduced as follows: 8-bit machine series: The early one-time programming series include PIC12...[Details]
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With the development of computer, semiconductor and communication technology, the oscilloscope, which has always been a good helper for us to design and debug products, is increasingly widely used i...[Details]
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Although the new Macbook Pro is very powerful in performance, its retro appearance is very bulky, which has led to increasing calls for the return of a small-sized Macbook. Recently, there are repo...[Details]
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introduction
In the current development and design of various embedded systems, storage module design is an indispensable and important aspect. NOR and NAND are the two main non-volatile flash ...[Details]
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#include "LPC11XX.h"
#include "gpio.h"
#include "main.h"
void Delay_Sec(u8 Time)
{
u16 and;
while(Time)
{
for(i=0;i 3000000;i++);
Time--;
}
}
void Delay_Ms(u16 Time)
{
u16 and;
while(Time)...[Details]
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Google Android 12 has been officially launched, and the development of Android 13 is on the agenda. According to Android Police, Android 13 will have some interesting new features. According to the...[Details]
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The Qichacha APP shows that on March 10, Shengjisai Semiconductor Technology (Beijing) Co., Ltd. was established with Xiang Xifei as the legal representative and a registered capital of RMB 60 millio...[Details]
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uClinux is an embedded Linux operating system designed for the control field. It inherits most of the features of mainstream Linux and has been reduced to a certain extent. Its design is mainly aimed ...[Details]
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P2.0~P2.2 are connected to independent buttons K0, K1, and K2 respectively. P1 is connected to 8 LEDs, which light up when the output is low level. Require: Press the K1 key, P1.7 outputs a square ...[Details]
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After Tesla began using the 48V system, new trends have emerged in the electrical field and communication architecture. The 48V regional architecture is becoming a key technology to improve the per...[Details]
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Nordic Semiconductor extends leadership in ultra-low power wireless connectivity for the IoT with the launch of the nRF54L15, nRF54L10 and nRF54L05 next-generation wireless SoCs
New ...[Details]
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