1. Design Concept: Initially, power is supplied to the microcontroller via a manual key. The power indicator LED4 lights up, indicating that the microcontroller is running, and Relay 2 works to power the microcontroller. The working time of Relay 2 is set via a button, allowing the system to automatically cut off power. The working … Read more
1. Design Concept: Initially, power is supplied to the microcontroller via a manual switch. The power indicator LED4 lights up, indicating that the microcontroller is running and relay 2 is activated to supply power to the microcontroller. By pressing the button, the working time of relay 2 can be set to achieve automatic power-off, and … Read more
Q: How can I receive such great articles for free every day? A: Just click on the above “51 Microcontroller Learning Network” to follow for free! My bedside fan’s mechanical timer is broken, so I designed a simple timer controller using the 51 microcontroller. The program has been initially debugged on the experimental board, and … Read more
AD Package Library Components Collection:Package Library Resource Directory: This design is based on the 51 microcontroller temperature and humidity controller system design (Proteus simulation + program + schematic + component list + simple report) Schematic: Altium Designer Simulation diagram Proteus 7.8/8.9 (theoretically can be opened with versions higher than 7.8) Program compiler: Keil 4/Keil 5 … Read more
Abstract: This article introduces a new design method for a LED color light control system, using the AT-89C51 microcontroller as the main control core, combined with minimal auxiliary hardware circuits such as buttons and displays. The system controls LED color lights through software, featuring a compact size, fewer hardware components, a simple circuit structure, and … Read more
Design of LED Neon Light Controller Based on 51 Microcontroller (Heart-Shaped Flowing Light) Development Environment Simulation Software: Proteus 8.9 or above Program Code: KEIL4/KEIL5 Schematic: AD Design Number: A0005 Function Description Based on the actual situation, design an LED neon light controller using the 51 microcontroller. The system must meet the following functional requirements: Specific … Read more
AD Package Library Component Library Collection:Package Library Resource Directory: This design is based on the 51 microcontroller traffic light controller, with control, start, and yellow light flashing (Proteus simulation + program). Simulation: Proteus 7.8 Program Compiler: Keil 4/Keil 5 Programming Language: C Language Number J012 Function Description: Timing control of LED lights; display and flashing … Read more
Understanding the characteristics, structure, and application fields of the 51 microcontroller. Introduction: The 51 microcontroller is a microcomputer widely used in electronic systems, integrating multiple functional components such as CPU, RAM, ROM, timers, interrupt systems, and communication interfaces, capable of information collection, processing, and control of hardware devices. This article will introduce the development history, … Read more
1. Main Functions (1) Automatically collect light and sound data; (2) Automatically control the street light switch based on sound decibel values and light intensity; (3) The street light turns on and automatically turns off 3 seconds after a person leaves. 2. Usage Method After the system is running, the LCD1602 displays the collected … Read more
Wu Jianying Microcontroller Development Board Store Address Store: 【Wu Jianying’s Shop】 Address: 【https://item.taobao.com/item.htm?_u=ukgdp5a7629&id=524088004171】 [Guide] With the acceleration of modernization and urbanization in our country, as well as the continuous emergence of new technologies and materials, anti-theft doors, as a new type of building material and structural form, have entered thousands of households. However, existing anti-theft … Read more