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This month, BlackBerry announced that it would no longer provide legacy services for BlackBerry 7.1 OS and earlier, BlackBerry 10 software, and BlackBerry PlayBook OS 2.1 and earlier. This mea...[Details]
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Abstract: This paper introduces in detail the automatic voltage and current stabilizing DC power supply, charging power supply and floating charging power supply for power operation composed of CF ...[Details]
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1. Fault phenomenon: 10db and above attenuation power is inaccurate; startup error Error finding operating system, operating system not found 2. Testing process After receiving the instrument, we f...[Details]
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How fast is the car market changing? It's changing with each passing day, but it's still earth-shaking. Traditional production and manufacturing processes are constantly being challenged, and smart...[Details]
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//MCU C code
#include reg52.h
#include string.h
#define INBUF_LEN 4 //数据长度
unsigned char inbuf1 ;
unsigned char checksum,count3;
bit read_flag= 0 ;
sbit p1=P1^0;
sbit p2=P1^1;
sbit p...[Details]
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China Energy Storage Network
News: China National Radio, Beijing, April 29th. As of April 28, 2022, State Grid Qingyang Power Supply Company has innovatively applied the "grid planning" fun...[Details]
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4.1 Patterns and exceptions Exceptions occur when normal program flow is temporarily halted, such as in response to an interrupt from a peripheral. Before handling an exception, the current processor...[Details]
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There are two ways to turn off a unidirectional thyristor: one is well known, that is, when the anode potential of the thyristor is lower than the cathode potential or the anode current is less th...[Details]
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1. Introduction to Wired Communication Chips
With the rapid development of information, computing and chip technology, the demand for external information interaction is growing, the number of...[Details]
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NEWS Editor: Yuan Xixi Image source: Duke University Synopsis: Duke University engineers have demonstrated a system they call "MadRadar" for tricking car radar sensors into believing th...[Details]
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1. Hardware Connection The SWIM interface only needs one transmission line to complete bidirectional transmission. The transmission process is initiated by the host, and the device responds. The host...[Details]
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In mechanical control systems, absolute encoders are a very common position feedback device. They can convert the position information of rotation or linear motion into digital signals for closed-l...[Details]
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Objective: Understanding of MCU serial communication (I) 1. Basic concepts of communication There are many ways of communication. According to the data transmission method, it can be divided into s...[Details]
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The flyback topology is the most common isolated power supply topology because it can provide multiple isolated outputs with a low-side switch transistor and a limited number of external components...[Details]
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Direct starting and soft starting are two different ways of starting a motor. They have different effects on the motor's current, torque, and mechanical impact during the starting process. This art...[Details]