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To study the writing of bare metal programs, a "completely naked" environment is necessary. The friendly superboot can provide the ability to execute user-defined programs, but in fact, the program...[Details]
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//==================Delay function========================
//5/4 is the value obtained through repeated experiments with software simulation under 8MHz crystal oscillator
//1141 is the value obtaine...[Details]
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1. Introduction:
The STM32F RTC real-time clock provides a calendar clock, two programmable alarm interrupts and a programmable wake-up flag with interrupt function. Since the RTC clock configura...[Details]
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//=========================================
//******* MCU drives 16*16 dot matrix LED Chinese character display c51 program *******
//******* Author: http://www.51hei.com *******
//====...[Details]
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Three common ways to tighten synchronous belts
Synchronous belt principle:
The synchronous belt is a toothed flexible endless belt. The synchronous belt pulley is machined with grooves th...[Details]
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Energy Internet is a new form of energy development that deeply integrates the Internet with energy production, transmission, storage, consumption and energy market. It strengthens network intercon...[Details]
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1. Introduction
The use of thin film technology to manufacture thin film circuits is an important branch in the thin film field. The main features of thin film circuits are: relatively hig...[Details]
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Pressure sensors are mainly used to detect system pressure and continuously convert the measured pressure into corresponding signal output. However, the measurement method of pressure sensors is very...[Details]
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SPI is the abbreviation of Serial Peripheral Intcrface, usually called "synchronous peripheral interface", which is a full-duplex synchronous serial bus developed by Motorola. This bus is widely used ...[Details]
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In research to lower the price of fuel cells, scientists have been looking for low-cost catalysts to replace platinum and other high-priced metals. Among them, the combination of iron, nitrogen and c...[Details]
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Purpose: Make the buzzer sound once every second; Experimental steps: Experimental Procedure: /************************led.c********************** */ #include "stm32f4xx.h" //Can be found...[Details]
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1. Configuration of TIA Portal
Create a new project in the TIA Portal software. In this case, Siemens S7-300 PLC is selected, and its model is CPU 313C-2DP. This PLC is an integrated PLC with ...[Details]
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A few points to note in the front: 1. The HC-SR04 module must be powered by 5V, not 3.3V 2. If it is just for distance measurement, there is no need to use interruption 3. The Echo and Trig pins c...[Details]
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In order to obtain a wider range of colors, the LED color mixing design has shifted from the one-sided current or voltage control method to the use of intelligent technologies such as microcontroll...[Details]
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The PT100 temperature sensor is a temperature measurement device widely used in the industrial field. Its working principle is based on the characteristics of platinum resistance changing with temp...[Details]
Analog electronics
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