This document provides an introduction to programming the 8051 microcontroller for beginners. It discusses the basic components of the 8051 chip including pins for input/output, reset pin, power pins, and crystal oscillator pins. It also explains common programming concepts like signals, registers, address bits, hexadecimal and binary numbering systems, and how the microcontroller functions by executing programmed instructions in response to input signals. The document is divided into multiple sections covering topics like loading a program, timers and interrupts, and common programming lines like MOV, JB, JNB, and CJNE.
This document provides an introduction to programming the 8051 microcontroller for beginners. It discusses the basic components of the 8051 chip including pins for input/output, reset pin, power pins, and crystal oscillator pins. It also explains common programming concepts like signals, registers, address bits, hexadecimal and binary numbering systems, and how the microcontroller functions by executing programmed instructions in response to input signals. The document is divided into multiple sections covering topics like loading a program, timers and interrupts, and common programming lines like MOV, JB, JNB, and CJNE.
The document contains diagrams and descriptions of various electronic circuits. Some of the circuits described include:
- A load control circuit using sound waves
- A Christmas light circuit
- A 1kHz pulse generation circuit
- Car alarm circuits
- Wireless headphone circuits
- Doorbell notification circuits
- Fan control circuits using TV remotes
- Mini sleep light circuits
- AC power failure notification circuits
- School bell notification circuits
- Electronic lock circuits
- Timing circuits
- Overvoltage protection circuits
- Infrared intruder detection circuits
- Telephone call counter notification circuits
- Song counter display circuits
- Washing machine motor control circuits
- Small DC motor control circuits
- Door intruder notification