PIC16F877A Microcontroller

PIC16F877A Microcontroller 

The PIC16F877A is an 8-bit high-performance microcontroller from Microchip Technology, part of the PIC16F family. It is widely used due to its rich peripheral set, reliability, and ease of programming.

It uses Harvard architecture with a RISC instruction set, allowing most instructions to execute in a single clock cycle. The microcontroller operates at up to 20 MHz, has Flash program memory, and is ideal for embedded systems, industrial automation, and educational projects. It is available in DIP, PDIP, and SMD packages.

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Features

• 8-bit PIC CPU (RISC architecture)
• Operating voltage: 2.0 V – 5.5 V
• Maximum clock frequency: 20 MHz
• Program memory: 14 KB Flash
• RAM: 368 bytes
• EEPROM: 256 bytes
• I/O pins: 33 programmable digital I/O pins
• Timers:
• Timer0 (8-bit)
• Timer1 and Timer3 (16-bit)
• Timer2 (8-bit)
• Analog features:
• 10-bit ADC with 8 input channels
• 2 analog comparators
• Communication interfaces:
• USART
• SPI
• I²C (MSSP module)
• PWM / CCP modules for motor and power control
• Interrupt system with priority levels
• Watchdog Timer (WDT)
• In-Circuit Serial Programming (ICSP)
• Low-power sleep mode

Applications

• Embedded control systems
• Industrial automation and process control
• Robotics and motor control projects
• Home automation systems
• Sensor-based and data acquisition systems
• Consumer electronics
• Educational and laboratory projects