04-2133R70000130

I guess it's a problem with the interface connection and the crystal oscillator. My actual experiment showed a certain error rate in sending and receiving. I tried a short circuit test and the error ...[Details]

According to the Friendly mini2440 user manual, open the command line and execute: cd /opt/FriendlyARM/mini2440 tar xvzf /tmp/linux/logomaker.tgz -C / and you will find that logomaker has been instal...[Details]

      The Honor Magic4 / Magic4 Pro smartphones, which use Qualcomm Snapdragon 8 Gen 1 chipsets and powerful camera modules, have left a deep impression on many people. However, for consumers with li...[Details]

　　Nowadays, cables are used in all aspects of people’s production and life, so mastering the operation of network cable tester is the most basic requirement for cable users. So how to use the network...[Details]

A few days ago, a good friend told me that a dealer he was familiar with had started to "cut orders for automotive chips", which shocked me. I just wrote an article last week describing "the current ...[Details]

80 51 microcontroller architecture The architecture of the 8051 microcontroller includes modules such as CPU , RAM , ROM , I/O ports, timers /counters, and serial communication interfaces . Among the...[Details]

       On the morning of November 25, Ming-Chi Kuo, an analyst who has been paying close attention to Apple, said that Apple plans to release other MacBook models using self-developed chips in the se...[Details]

In an electrified society, power supplies are ubiquitous. Different types of power supply technologies play an important role from the initial power generation side to the terminal chip. The design o...[Details]

1. Application Background 　　The cultural industry has the reputation of being a "smokeless industry" and a "sunrise industry forever". It has been listed as one of the world's three major industrie...[Details]

#include sbit SDA=P2^2; sbit SCL=P2^1; void start(void); // I2C start void stop(void); // I2C end void ACK(void); // CPU response void NACK(void); // CPU non-response bit Sendbyte(unsigned cha...[Details]

In mid-2010, after preliminary communication and exchanges with our company, Dongfeng Motor decided to cooperate with our company in the research and development of electric vehicle power lithium b...[Details]

　　In recent years, jitter has become a signal characteristic that communication engineers pay great attention to. In digital systems, clock frequencies are becoming higher and higher. As the rate incr...[Details]

Dealing with Large DC Offsets Note: When dealing with large voltages, verifying that the maximum voltage is well within the "absolute" or "non-destructive" maximum input specification of the test sys...[Details]

If the SMPS switching frequency is designed to be non-fixed and allowed to vary around a certain frequency, its EMC electromagnetic wave will spread out and will not produce large peaks at th...[Details]

In order to continuously promote the integrated development of creative design and the real economy, with the concept of " 3D printing + creative design", explore the application potential ...[Details]