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Recently, Zhengzhou Rail Transit Information Technology Research Institute (hereinafter referred to as "Zhengzhou Rail Transit Institute"), a subsidiary of China Great Wall, launched a fully automati...[Details]
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CPU is the abbreviation of Central Processing Unit. The detailed parameters of CPU include core structure, main frequency, external frequency, multiplier, interface, cache, multimedia instruction set...[Details]
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Power-on: The voltage across C2 cannot change suddenly. The base voltage of Q2 starts to drop from VCC. It takes about 0.12mS to drop to the point where Q2 can conduct (BE junction voltage drop is 0....[Details]
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According to foreign media reports, the Qt Group and LG Electronics (LG) are working together to embed the Qt software framework for application development into the webOS (network operating system...[Details]
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When we electricians need to measure current without disconnecting the circuit, we need to use a clamp meter (abbreviated as clamp meter, clamp meter). A clamp meter is an instrument used to measure ...[Details]
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When it comes to variable frequency motor control, we have to talk about Fujitsu Semiconductor's technology and products. The variable frequency solution developed by Fujitsu Semiconductor uses vari...[Details]
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The system solution for upgrading and transforming the comprehensive parking information system of the Luwan District Static Traffic Station based on the Internet of Vehicles technology and the system...[Details]
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With the transformation and upgrading of the manufacturing industry, as well as the development of the manufacturing industry, collaboration has become popular. Collaborative robots are a new type ...[Details]
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In recent days, driven by artificial intelligence, NVIDIA's stock price has surged again, and its market value has exceeded US$2 trillion, making it the third largest company in the US stock market b...[Details]
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ORG 00H
JMP START
START: MOV SP,#60H
MOV SCON,#50H
MOV TMOD,#20H
MOV TH1,#0E6H
SETB TR1
SCANO: JB RI,UART
JMP SCANO
UART: MOV A,SBUF
MOV P1,A
CLR RI
JMP SCANO...[Details]
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The LT®3086 is a versatile, low dropout, low noise 2.1A linear regulator that operates over an input supply range of 1.4V to 40V. The dropout voltage at 2.1A current is typically 330mV. A resistor se...[Details]
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Preface: 1. This blog is based on the STM32F103ZET6 and the standard 3.5.0 library of the ARM Cortex-M3 core; 2. If there are any deficiencies, please give me more advice. What is RTC? 1. Structur...[Details]
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At the press conference on September 16, Apple released a series of new products, including Apple Watch and iPad. Although it was expected from the beginning that there would be a high probability th...[Details]
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ATX power supply working principle diagram:
Since IBM launched the first PC, microcomputer power supplies have developed from AT power supplies to ATX power supplies. To this day, microcomputer...[Details]
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Considering that there is no FPGA on the existing board, the design of DMA pulse position control is as follows
Two buffs
short buff1 ;
short buff2 ;
store frequency values, that is, the value o...[Details]
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