Turn On 8 Digits 16F84a

In the PortB connect a series of LEDs which are 8 digits, and show the next digit b'01010101'

Org 00h ;Starting the program

bsf Status,RP0 ;Set up ’1’ bit 5 of status, Access to Bank1

clrf TrisB ;The PortB Lines are configured as OutPuts

bcf Status,RP0 ;Set up ‘0’ bit 5 of status, and access to Bank0

movlw b‘01010101’

ETI0

Movwf PortB ; W content is displayed by the portB

Goto ETI0 ; Create closed loop at ETI0

END ; Finish the program

Autor: Luis Eduardo Fernandez Rocha (Contacto Linkedin)