Microcontroller PIC16f84A

Only 35 single word instructions to learn-

All instructions single-cycle except for program-

branches which are two-cycle

Operating speed: DC - 20 MHz clock input-

DC - 200 ns instruction cycle

1024 words of program memory-

68 bytes of Data RAM-

64 bytes of Data EEPROM-

14-bit wide instruction words-

8-bit wide data bytes-

15 Special Function Hardware registers-

Eight-level deep hardware stack-

Direct, indirect and relative addressing modes-

: Four interrupt sources-

External RB0/INT pin

TMR0 timer overflow

PORTB<7:4> interrupt-on-change

Data EEPROM write complete

شركة الأدهم للصيانة والأدوات الكهربائية