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Embedded fingerprint locks are widely used in safes, laboratories, corridors, etc. This paper designs and implements embedded fingerprint locks based on fingerprint recognition modules, and provide...[Details]
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MOV C, BIT The function of MOV BIT , C is to transfer data between the bit accumulator (CY) and other bit addresses. Example: MOV P1.0, CY; Send the status in CY to the P1.0 pin (if we are doing...[Details]
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Addressing the inherent security vulnerabilities in all vehicles’ CAN buses Embedded World Nuremberg, Germany and Cambridge, UK – February 24, 2020 UltraSoC today announced the launch of CAN Sent...[Details]
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For versions of stm32 firmware library V3.0 and above, source files such as main no longer directly include stm32f10x_conf.h, but stm32f10x.h. stm32f10x.h defines the startup settings and all registe...[Details]
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1. Measurement
Polarity and tube type determination
The red pen is connected to S, the black pen is connected to D. The value is (300-800) for N channel
The red pen is connected t...[Details]
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HD-3A energy-saving limited power supply protector is suitable for three-phase low-power protection circuit. It is energy-saving and has low power consumption. It does not consume electricity in th...[Details]
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Currently, IDC, a well-known third-party market research organization, has released a report on China's wearable device market in the third quarter, which shows that the shipment volume of China's we...[Details]
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0. Introduction
Welding is a comprehensive processing process that combines light, electricity, heat, and force. The heat generated during the welding process will cause the welded workpie...[Details]
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100dB dynamic range logarithmic generator
The circuit has a 100dB dynamic range, which is equivalent to a 50-fold change in input voltage. ...[Details]
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Many applications require an oscilloscope with more than 4 channels, but most oscilloscopes on the market have only four channels at most and do not have an external input synchronous clock interface...[Details]
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MOV 1. Data can be transferred between registers 2. You can move immediate values to registers (constants cannot exceed 32 bits) LDR 1. Data transfer between addresses and registers 2. Co...[Details]
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Recently, Zeng Ming, director of the Energy and Power Consulting Center of North China Electric Power University, shared and exchanged views on the issues of energy Internet and energy blockchain f...[Details]
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According to Taiwanese media reports, the Chinese mainland market has fully resumed work, and the industry has followed suit. With the three major operators releasing the "5G News White Paper" and st...[Details]
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At present, high-frequency and high-efficiency DC/DC converters are increasingly used in automotive electronic systems. High switching frequency can use smaller power inductors and output filter capa...[Details]
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Of the many attractive features of solar panels, one of the most prominent is their environmental benefits. Especially in areas with serious environmental problems, a source of power generation w...[Details]
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