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The design of queuing calling system based on 51 single chip microcomputer has relatively simple circuit and program. The attachment is proteus simulation circuit diagram and source program for begin...[Details]
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2.1 Install arm-linux-compiler The compiler can be installed automatically in Ubuntu using the apt command, or it can be installed manually by downloading an independent installation package. Both in...[Details]
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The European Union and members of the European Parliament agreed on Tuesday to create a unified mobile charging port for mobile phones, tablets and cameras. According to Reuters, the European Parliam...[Details]
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Apple has reportedly signed an OLED display agreement with BOE, enabling the screen producer to supply components for the upcoming "iPhone 14". The contract is worth 50 million yuan ($7.75 million) a...[Details]
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The parallel P1 port of the MCS-51 series microcontroller is a quasi-bidirectional port and can only be used as a general I/O port to transmit data. Each bit of it can be defined as an input lin...[Details]
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1. Background
It is necessary to use the CAN of STM32 for communication. After a series of configurations, it can send and receive normally, and there is only one CAN communication error hand...[Details]
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I have been developing drivers for ARM for nearly two years. I have basically touched all the commonly used device drivers. However, due to the task arrangement (the company has always had a dedicated...[Details]
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Preface
In recent years, the power quality control technology of distribution system has made great progress. Among them, the most representative and influential ones are the distribution system ...[Details]
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Qixin Micro's latest generation of hyper-converged HPU (Hyper Processing Unit) - FC7300 product family officially provides samples and development boards to target customers. The full range of FC73...[Details]
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CATL released its 2021 semi-annual report. The financial report showed that the company achieved operating income of 44.075 billion yuan, a year-on-year increase of 134.07%; and achieved net profit a...[Details]
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When testing hardware circuits, we often encounter some problems that are easy to ignore and difficult to detect. However, we must face up to the existence of these problems and find ways to reduce or...[Details]
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PROFIBUS is a fieldbus technology with the highest market share in the field of industrial automation. It includes PROFIBUS-DP for manufacturing automation and PROFIBUS-PA for process industry. It ...[Details]
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A voltage supervisor is an integrated
circuit
that can be used to reset the processor in low voltage conditions to prevent processor erroneous operation and ensure safe power-off of the system. T...[Details]
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In order to thoroughly study and implement the spirit of General Secretary Xi Jinping's important speech at the meeting of the Standing Committee of the Political Bureau of the CPC Central Committe...[Details]
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Figure 2a - Equivalent circuit of Si:H solar cell
Figure 2 shows the equivalent circuit of a-Si:H solar cell. IL is the photocurrent, Id is the dark current of the diode, Rsh is the parallel res...[Details]
Test/Measurement
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