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1 Hardware Design
The core CPU uses Samsung's S3C44B0. S3C44B0 uses the ARM7TDMI core, which greatly reduces the configuration of components other than the processor in the system circuit by p...[Details]
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Recently, Guangdong issued the "Action Plan for Cultivating Strategic Emerging Industry Clusters of Semiconductors and Integrated Circuits in Guangdong Province (2021-2025)" (hereinafter referred to ...[Details]
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Although the epidemic has been recurring, people always want to go out for a picnic. It is the month suitable for spring outings again, and Bose has also launched the SoundLink Flex Bluetooth s...[Details]
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Recently, Cambrian Robotics, a London-
based machine vision
startup, announced this week that it has successfully raised $3.5 million in seed funding. The company is headquartered in London...[Details]
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LED dot matrix screen has strong luminous brightness and good indication effect. It can produce moving luminous pictures and texts, which are more likely to attract people's attention. It has a large...[Details]
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According to news on March 17, the China Electric Vehicle 100 Forum (2024) was recently held in Beijing. Hou Jinlong, director of Huawei and president of Huawei Digital Energy, delivered a keynote sp...[Details]
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Microsoft's Surface Duo has received a lot of praise since its debut at the launch conference, and the outside world is very excited about the next development of this dual-screen device. However, Wc...[Details]
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Dual speed motor principle
A dual-speed motor is a motor with two operating speeds. It is an asynchronous motor with pole-changing speed regulation. It changes the number of pole pairs of the ...[Details]
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1) C-B type (also known as Pierce) crystal oscillator is shown in Figure 5.3-10. L and CB in Figure A are high-frequency choke and high-frequency bypass capacitor respectively. Ignoring the influe...[Details]
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On the morning of June 22, a new survey by SellCell, a foreign mobile phone price comparison website, showed that users do not seem to be so interested in Apple’s upcoming iOS 15 and iPadOS 15 ...[Details]
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On April 9, the 9th China International Electronic Information Fair (CITE2021) was held in Shenzhen. Chen Rugui, Mayor of Shenzhen Municipal People's Government, Chen Anming, Deputy Secretary-General...[Details]
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The board I made before used 4-wire JTAG, and it was always able to program. Recently, I want to change the board, and because 4-wire JTAG takes up too much space, I plan to change to 2-wire JTAG. Ho...[Details]
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With the continuous development of the industrial Internet, the application scenarios of industrial intelligent gateways (IoT gateways) are becoming more and more extensive. For example, in the fie...[Details]
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Vector signal generators are specifically designed to simulate the complex modulation formats used in modern communication systems. Whether it is RF wireless signal generation or complex pulse gene...[Details]
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#include
#define uchar unsigned char
#define uint unsigned int
__CONFIG(0x3B31);
void delay(uint x);
void main()
{
TRISE1=0;
TRISB=0x0f;
RE1=0;
while(1)
{
if(RB0==0)
{
delay...[Details]
Discrete Device
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