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Based on the Design of STC89C52 Microcontroller Intelligent Fan

梓硕 刘 · Journal of Sensor Technology and Application · 2023

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Design of intelligent clothing system based on STC89C52 microcontroller

Shao Kaili, Fu Caiyuan, Zhang Zhenshuai et al. · 2018

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Development and Empirical Study of an Intelligent Car's Line-Following and Obstacle-Avoiding Control System Based on the STC89C52 Microcontroller

Gang Qin, Yan Pan · Mathematical Modeling and Algorithm Application · 2026

With the development of the electronics industry, intelligent small vehicles not only have been widely used in industrial intelligence, but also the products used in smart homes are increasingly favored by people. This group's design is an intelligent small vehicle based on STC89C52. It uses an infrared sensor module for tracking and an ultrasonic sensor module for obstacle avoidance, and transmits the measured data to the embedded microcontroller. The single-chip microcontroller processes the data and gives responses to control the operation of the motor to achieve the functions of tracking and obstacle avoidance. This automatic tracking and obstacle avoidance intelligent small vehicle uses the STC89C52 single-chip microcontroller as the microprocessor, adopts the TCRT5000 infrared sensor module for infrared tracking, adopts the HC-SR04 ultrasonic sensor module for ultrasonic obstacle avoidance, uses the L298N motor driver board and two DC speed motors to form the motor drive module, and uses four South Power batteries to form the power circu. This automatic tracking and obstacle avoidance intelligent small vehicle uses the STC89C52 single-chip microcontroller as the microprocessor, adopts the TCRT5000 infrared sensor module for infrared tracking, adopts the HC-SR04 ultrasonic sensor module for ultrasonic obstacle avoidance, uses the L298N motor driver board and two DC speed motors to form the motor drive module, and uses four South Power batteries to form the power circuit. Through experiments, the intelligent car can successfully follow black lines and avoid obstacles within a 20cm range, achieving the expected design goals.

Cited by 0Open access

Design of the Lamp Wireless Household Control System

Biqing Li, Li Zhao, Wenya Lai et al. · DEStech Transactions on Social Science Education and Human Science · 2018

With the development of wireless communication technology, the demand for lighting is increasing by people in daily life. The design consists of STC89C52 microcontroller, NRF24L01 wireless RF module, ADC0809 analog to digital conversion module button, LCD1602 display components. The design control by the microcontroller chip STC89C52, then use two wireless modules were set NRF24L01 transmitter module and receiver module, the system through the data forwarding the data to the monitoring center control lighting, completion of sending and receiving signals. The system realizes the light switch control, and can be adjusted according to the brightness of the surrounding environment, while intelligent lighting settings set time period. This design has a modern, energy-saving, comfort advantages of wireless communication technology knowledge and research has important significance.

Cited by 0Open access

Design of Rotational Speed Measurement System Based on the Hall Sensor

Xing Hong Kuang, Zhe Yi Yao, Zhe Yi Yao et al. · Applied Mechanics and Materials · 2013

This paper introduces a design of a STC89C52 microcontroller as the main controller, the motor speed is measured by the Hall sensor. This design uses integrated Hall sensor, which has a frequency response, high precision and anti-interference ability. This article describes the working principle of the method and method of use of the Hall sensor measurement speed

Cited by 1

The Design of Greenhouse Temperature Control System

Xiaoyan Wang, Zhi Zhou, Tao Wu · Applied Mechanics and Materials · 2014

A vegetable greenhouse temperature detection and control system is described in this paper. The system is based STC89C52 microcontroller, using DS18B20 temperature sensor to detect real-time temperature, and using fuzzy control algorithm to control greenhouse temperature. Experimental results show that the system is cost-effective, long life and high degree of intelligence, has some practical value.

Cited by 1

Design and Implementation of Intelligent Temperature-Regulating Fan System Based on STC89C52

Shenyao Liu · Journal of Engineering Research and Reports · 2025

This paper presents the design and implementation of an intelligent temperature-regulating fan system based on the STC89C52 single-chip microcomputer. While high-performance solutions exist, they often incur substantial costs, making them unsuitable for simple applications. To address this, a cost-effective approach using the STC89C52 microcontroller is adopted. The system uses the DS18B20 digital temperature sensor for real-time ambient temperature acquisition and employs the microcontroller to process data and generate PWM signals for controlling the fan motor drive circuit, thereby achieving temperature feedback-based closed-loop control. Key functionalities include configurable temperature limits, three-speed automatic fan adjustment, real-time temperature display, and interactive user controls. Experimental results indicate that the system achieves a temperature measurement error of less than ±0.5℃ and a response time of under one second for fan state transitions. The system effectively maintains the ambient temperature within the set range, demonstrating notable stability, practicality, and energy efficiency. This work provides a viable low-cost solution for intelligent temperature control in settings such as residential and office environments.

Cited by 0Open access

Design of IoT Gateway Control Platform Based on Single Chip Microcomputer

Jian Zhao, Yanxiang Gong, Huiguo Cao et al. · 2025

A microcontroller based IoT gateway control platform has been designed. The control platform uses STC89C52 microcontroller as the control core and adopts a modular design method to meet basic functions while introducing new serial peripherals and expansion interfaces, enhancing engineering applicability. The circuit structure and connection methods of each functional module have been designed in detail. According to the requirements and platform structure of the Internet of Things gateway, carefully designed testing projects were carried out for testing, making the platform easy to use and greatly improving its engineering applicability.

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DS12C887-based Design of Real-time Calendar Clock

Zhang Yua · 2014

This system uses the microcontroller as the core controller,digital clock,read clock chip value,and that the circuit to the microcontroller through the implementation of key signal,the initial value assigned to the clock chip.Using STC89C52 microcontroller as a master clock module selected as a clock chip DS12C887,display module selection LCD1602.The design feature is the 51 SCM system Shezhi,acquisition,real-time recording ofcalendar clock information and,through digital control,use the calendar clock chip DS12C887 as a real-time clock chip,the time for the system to provide detailed information,times the chip internal lithium battery,can be the case with a power-down save more than 10 years.

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Design of Global Positioning System Based on Single Chip Microcontroller

Yong He, Chen Ya-nan · 2016

This paper introduces a kind of GPS positioning terminal device with the STC89C52 microcontroller as its control core in detail. This device consists of 52 single chip microcontroller and some peripheral circuit, GPS modules, liquid crystal display module and serial communication interface, and can show simple latitude and longitude information to realize location tracking in the outdoor. At the same time, it can display the location of the specific information clearly in the BaiDu map through USB interface. It can be applied to vehicle positioning, smart clothing and the tracking and protection of wildlife and so forth.

Cited by 0Open access

The Design of Anti-theft Device for Vehicle Based on GSM

Aiping Wu · 2017 International Conference on Smart Grid and Electrical Automation (ICSGEA) · 2017

Aiming at the demand of anti-theft and got back for vehicle, the author puts forward a new design mind of anti-theft device. The device takes STC89C52 microcontroller as the control core, the GPS module and the GSM module are connected to the microcontroller serial port through the electronic switch chip. Once the car is stolen, the device will send out sound and light alarm and send car location message to the owner at the same time, helping the owner to get back the car. Field tests show that the alarm device is reliable and has a positive effect on the car theft.

Cited by 5

Grading Machine

Xingjian Zuo, Lijia Xu · 2013

Abstract: The kiwifruit automatic grading machine is an important machine for postharvest processing of kiwifruit, and the control system ensures that the machine realizes intelligence. The control system for the kiwifruit automatic grading machine designed in this paper comprises a host computer and a slave microcontroller. The host computer provides a visual grading interface for the machine with a LabVIEW software, the slave microcontroller adopts an STC89C52 microcontroller as its core, and C language is used to write programs for controlling a position sensor module, push-pull type electromagnets, motor driving modules and a power supply for controlling the operation of the machine as well as the rise or descend of grading baffle plates. The ideal control effect is obtained through test, and the intelligent operation of the machine is realized. Copyright © 2013 IFSA.

Cited by 0

Automatic Pet Feeder based on Single Chip Microcomputer

Ruini Liu · Journal of Physics Conference Series · 2021

This paper has designed an automatic pet feeder based on single chip microcomputer, in order to solve the problem that pets from eating normally on time because of people often work overtime or go on business trips. The system uses STC89C52 microcontroller as the core to control each module to work. First, the single-chip microcomputer STC89C52 determines the real-time time by reading the DS1302 real-time clock chip, and displays the current real-time time through the LCD1602 liquid crystal, and then through the control buttons you can modify the real-time time and set the feeding time. After setting the time, the program will constantly compare the feeding time with the real-time time. When the feeding time is reached, the buzzer will play a specific signal to attract pets to eat, and at the same time, the motor module drives the stepper motor to rotate the food. The system can replace the owner to realize the function of feeding pets regularly.

Cited by 2Open access

Design of energy-saving street lighting control system

Tang We · 2014

The energy-saving street lighting control system uses STC89C52 RC microcontroller as a core,and controls to switch various modes of work of the entire street lighting by VB software. The system can switch timing control lights,change light or dark depending on the ambient,and adjust the lighting state based on traffic conditions automatically. The entire system can be made part of the signal acquisition,signal processing,display and control components of the operative part. After commissioning,the system works stable and has some practical value.

Cited by 0

MCU-based Detection and Control System Design of a Kernel Hardness

Yi Cao A, Xiujuan Li B, Longwang Yue C · 2016

Abstract. A novel kernel hardness tester was introduced in the paper, and the detection and control system was studied in detail. The stylus of the tester is forced into grain which placed in a container. The force which was acquired by a load cell and the displacement of the stylus which was measured by an optical encoder were used as a new hardness index. The core microcontroller unit (MCU) applied in the paper is STC89C52 to accomplish the data acquisition and the position control of a DC servo motor.

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Design for Double Security of Thermal Energy Transmission

Jing Wang, Rongwen Chen, Chao Zhang et al. · 2020

This paper mainly uses the microcontroller STC89C52 to receive the temperature sensor and water level sensor sent by the A/D module after conversion of the data and processing through the dual-optical circuit relay on the power switch operation, the first heavy protection for temperature protection, that is, the water temperature reaches boiling, automatic power failure; the second heavy for the water level protection, mainly to prevent dry burning. To a large extent, it can avoid the occurrence of safety accidents caused by the heat fast dry burning, but also can save power.

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Research and Design of Home Intelligent Security Alarm System

Xiaofeng Luo, Boyang Wang · 2025

This paper presents a smart home security alarm system based on the STC89C52 microcontroller, featuring multi-sensor integration (temperature, humidity, smoke, and door lock status) and cloud-based remote monitoring via MQTT protocol. The system employs Keil μVision 5 for firmware development, enabling real-time data processing and alarm triggering (audible-visual) upon anomaly detection. Experimental validation confirms accurate sensor measurements, stable WiFi communication, and rapid alarm response. Compared to conventional systems, the proposed design offers lower cost, simpler operation, and enhanced reliability, providing an efficient solution for household safety monitoring.

Cited by 0

MCU-Based Detection and Control System Design of a Kernel Hardness Tester

Yi Cao, Xiu Juan Li, Long Wang Yue · Applied Mechanics and Materials · 2010

A novel kernel hardness tester was introduced in the paper, and the detection and control system was studied in detail. The stylus of the tester is forced into grain which placed in a container. The force which was acquired by a load cell and the displacement of the stylus which was measured by an optical encoder were used as a new hardness index. The core microcontroller unit (MCU) applied in the paper is STC89C52 to accomplish the data acquisition and the position control of a DC servo motor.

Cited by 0

Research on Indoor Watering System with Intelligent Automatic Control

Ting Wang · Applied Mechanics and Materials · 2014

Researchers designed a set of solar watering system with voice broadcast, LED display and keyboard functions, which bases on soil temperature and humidity, light intensity and other parameters to perform automatic control. The system takes the STC89C52 microcontroller as the core controller. This paper describes the design principle of the system and gives the corresponding circuit diagram; and due to the software programming has features of convenient and flexible, researchers use it to program and control the open and close of solenoid valve in order to meet the design requirements, achieving the aim to watering flowers timely and appropriately.

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Research on Automatic Flame Recognition and Tracking of Intelligent Fire Robot Based on STC89C52

Yundan Qiu · Academic Journal of Engineering and Technology Science · 2023

At present, the vast majority of fire rescue still relies on equipment assisted manual rescue, which has the problem of high labor cost and high danger, making artificial intelligence fire extinguishing the main direction of future fire rescue. This design is aimed at the needs of intelligent fire robots, using the STC89C52 microcontroller minimum system, sensor detection technology, microcontroller control technology, camera recognition combined with raspberry pie positioning technology, etc., to achieve automatic flame recognition of intelligent fire robots. Based on the flame recognition results, control signals are given to orient the robot's movement, providing a foundation for intelligent fire extinguishing of fire robots. This article adopts a modular design method, dividing the system into multiple sensor detection modules, flame image recognition modules, etc. It has the characteristics of simple and fast installation and maintenance, high automation, and accurate and reliable recognition.

Cited by 1Open access