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With the popularization of broadband networks and the increasing demand of industry management departments for improved management levels, the demand of urban public security, transportation, finance,...[Details]

Complete electronic lottery project, based on AVR microcontroller ATMEG128, including schematics, source code and simulation The simulation schematic is as follows . The microcontroller source pro...[Details]

The difference between DC motor and AC motor DC motors and AC motors are two different types of electric motors, and their differences mainly lie in the power supply method, construction, and ...[Details]

Here we introduce the method of using 51 single-chip microcomputer to drive stepper motor. The driving voltage of this stepper motor is 12V, and the step angle is 7.5 degrees. One circle is 36...[Details]

　　Acid rain is a pollution phenomenon caused by human activities that leads to acidification of regional precipitation, which has a significant impact on public health, industrial and agricultural pr...[Details]

1. Introduction 　　Since the Federal Communications Commission (FCC) of the United States approved the allocation of the frequency band between 3.1GHz and 10.6GHz for use in ultra-wideband communica...[Details]

The China Academy of Information and Communications Technology released the "November 2019 Domestic Mobile Phone Market Operation Analysis Report", which showed that in November 2019, the total shipm...[Details]

III. Compilation The compilation process is the process of generating assembly code. During the compilation process, the assembler as is also called to generate assembly code from the source c...[Details]

Nowadays, the trend of machines replacing people in the manufacturing industry is becoming more and more obvious. As the demographic dividend gradually fades, how to give full play to the role of i...[Details]

1. Installation Emulator: First, install AVRStudio4.19 or other versions. After successful installation, connect the MKIIUSB to the computer and it will be automatically recognized. If it is not ...[Details]

;Timer 0 working mode 0 (13-bit timer), P1.1 port is connected to the common anode LED lamp, the result of the operation is to make the LED light bright and dark ; Timing COUNT EQU 5000; Timing can ...[Details]

　　With the introduction of entry-level and high-end smartphones, consumers have more choices, and tablet computers are becoming smaller and cheaper, which has stimulated global market sales records t...[Details]

The tester is based on the AT89S52 single-chip microcomputer, with external temperature and humidity sensor SHT11, illumination sensor TSL2561, four-digit common cathode digital tube, RS485 bus commun...[Details]

As the core of a photovoltaic power station, the life of the inverter affects the normal operation of the entire power station, and the heat dissipation performance of the inverter has the greatest...[Details]

In most processors after ARM V4 and V4T, the interrupt vector table can have two locations: one is 0 and the other is 0xffff0000. This can be controlled by the V bit (bit ) in the CP15 coprocessor ...[Details]