Oct 1, 2007

Introduction to Microcontroller PIC 16F877/16F877A

PIC 16f877 is a 40 Pin DIP (dual in package) and is also available in PLCC and QFP. It is a high performance RISC (Reduced instruction set computer) CPU.

Flash Memory: Up to 8K x 14 Words

RAM (Data Memory): Up to 368 x 8 bytes

EEPROM: Up to 256 x 8 bytes

Operating Speed: DC – 20 MHZ and 20ns instruction cycle.

Interrupts: 15

Input/Output Ports: total 5 nos . PORTA, PORTB, PORTC PORTD, PORTE

RESETS and Delays: POR, BOR, PWRT, OST

Timers: 3

CCP Capture/Compare/PWM Modules: 2

Serial Communications: MSSP, USART

Parallel Communications: PSP

10 bit Analog To Digital Module: 8 channel input

Analog Comparators: 2

It Comes in Packages: 40 pin PDIP, 44 pin PLCC, 44 pin QFP

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