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U.S. President Trump said at the White House on the 12th that the United States will release more wireless spectrum and simplify the construction permits for communications facilities in order to gai...[Details]
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A team of scientists from the Russian company 3D Bioprinting Solutions successfully 3D printed a thyroid gland and transplanted it into a mouse. Now, scientists have made further progress and publish...[Details]
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Abstract: Computer-aided teaching of single-tube common-emitter amplifier circuit was carried out using
Multisim 10
simulation software. The DC operating point was used to analyze the setting o...[Details]
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In a switched mode power supply (SMPS), the AC mains input is directly regulated and filtered to obtain a DC voltage. The DC voltage is then converted at a high frequency (typically between 10 kHz an...[Details]
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Sometimes the field of smartphones is so amazing. Many hardware and software experiences were obviously first used by the Android camp, but they were only brought to the extreme by Apple. The simples...[Details]
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Artificial intelligence voice recognition technology has begun to be widely used in modern society. This advanced technology allows people to control home appliances, lights, temperature and other ...[Details]
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Volkswagen AG said on March 13 it had chosen Canada to build its first overseas battery gigafactory, but the Germany-based company remained silent on reports it was suspending plans...[Details]
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1 Introduction
With the rapid development of electronic technology and its wide application in automobiles, the degree of automobile electronics is getting higher and higher. The numerous ...[Details]
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Today's work is what I did before, but it didn't work. I failed when expanding the ROM~~
However, today the main thing is to expand the external RAM, which is relatively simple. If you don't want to ...[Details]
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On June 9, according to digital big V @i冰宇宙, the Samsung Galaxy Note 20 will abandon the curved screen and switch to a straight screen design. All Note series after Galaxy Note 5 are equip...[Details]
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Purpose: Encrypt embedded code programs running on STM32
Compilation environment: IAR Embedded System for ARM5.5
1. STM32Flash organization
The Flash of STM32 includes main memory (HD ver...[Details]
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Author: Professor Amnon Shashua, Senior Vice President of Intel Corporation and President and CEO of Mobileye, an Intel subsidiary At the International Consumer Electronics Show (CES) in January th...[Details]
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1. Model: Keithley2400 2. Fault: Does not turn on. 3. Analysis, testing and judgment: This fault is related to the abnormal working state of the power module. Focus on checking the circuit paramete...[Details]
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//MCU:AT89S51
//Crystal: 12M
//Use query method to read the value after AD conversion
#include reg52.h
#include "math.h"
#include "intrins.h"
unsigned char code numcode ={ 0xc0,0xf9,0xa4,0...[Details]
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#include "reg51.h"
char disp ={0x3f,0x06,0x5b,0x4f,0x66,0x6d,0x7d,0x07,0x7f,0x6f,0x40};
char disp_dot ={0xbf,0x86,0xdb,0xcf,0xe6,0xed,0xfd,0x87,0xff,0xef,0xc0};
sbit DQ = P1^3; /...[Details]