boa noite pessoal, estou me debatendo com um código em assembly a algumas semanas, o problema é o seguinte de uma contador de uma matriz de led 7x5 que tem como objetivo ir de a-z maiúsculo e minusculo e também números de 1 a 9, porém com todos esses valores estoura o program counter sendo assim estava procurando na internet que usando o pclath eu consigo resolver esse problema, sendo que não posso separar em duas tabelas, segue o que ja fiz, agradecido desde ja
#include "p16f877a.inc"
; config
; __config 0x3f39
__config _fosc_xt & _wdte_off & _pwrte_off & _boren_off & _lvp_off & _cpd_off & _wrt_off & _cp_off
offset equ 20h
pointer equ 21h
contint equ 22h
aux equ 23h
org 0x0000 ; processor reset vector
goto inicio ; go to beginning of program
org 0x0004 ; processor interrup vector
goto intertim ; go to interrup of program
inicio bsf status,5
movlw 06h
movwf adcon1
clrf trisa
movlw 00h ;rb0 ?
movwf trisb
movlw 0f8h
movwf trisd
movlw 60h
movwf intcon
movlw 84h
movwf option_reg
bcf status,5
clrf portd
movlw 64h
movwf tmr0
clrf offset
clrf pointer
clrf contint
bsf intcon,7
ini1 nop
goto ini1
intertim bsf portd,0
movlw 65h
subwf contint,w
btfss status,z
goto inttim1
movlw 02h
iorwf portd,f
clrf contint
movlw 05h
addwf offset,f
inttim1 movlw 0b9h
subwf offset,w
btfsc status,z
clrf offset
movf offset,w
addwf pointer,w
call tabela
movwf portb
rlf portb,f
movf pointer,w
call tabelacol
movwf porta
incf pointer,f
movlw 05h
subwf pointer,w
btfsc status,z
clrf pointer
movlw 64h
movwf tmr0
incf contint,f
bcf intcon,2
bcf portd,0
retfie
tabelacol addwf pcl,f
retlw 10h
retlw 08h
retlw 04h
retlw 02h
retlw 01h
tabela addwf pcl,f
retlw 3eh;
retlw 51h
retlw 49h
retlw 45h
retlw 3eh
retlw 44h;1
retlw 42h
retlw 0ffh
retlw 40h
retlw 40h
retlw 42h;2
retlw 61h
retlw 51h
retlw 49h
retlw 46h
retlw 22h;3
retlw 49h
retlw 49h
retlw 49h
retlw 36h
retlw 0fh;4
retlw 08h
retlw 08h
retlw 08h
retlw 7fh
retlw 4fh;5
retlw 49h
retlw 49h
retlw 49h
retlw 31h
retlw 3eh;6
retlw 51h
retlw 49h
retlw 49h
retlw 31h
retlw 01h;7
retlw 01h
retlw 09h
retlw 09h
retlw 7fh
retlw 36h;8
retlw 49h
retlw 49h
retlw 49h
retlw 36h
retlw 06h;9
retlw 09h
retlw 09h
retlw 09h
retlw 7eh
retlw 3eh;a
retlw 09h
retlw 09h
retlw 09h
retlw 7eh
retlw 7fh;b
retlw 49h
retlw 49h
retlw 49h
retlw 36h
retlw 3eh;c
retlw 41h
retlw 41h
retlw 41h
retlw 22h
retlw 7fh;d
retlw 41h
retlw 41h
retlw 41h
retlw 3eh
retlw 7fh;e
retlw 49h
retlw 49h
retlw 49h
retlw 41h
retlw 7fh;f
retlw 09h
retlw 09h
retlw 09h
retlw 01h
retlw 3eh;g
retlw 49h
retlw 49h
retlw 49h
retlw 32h
retlw 7fh;h
retlw 08h
retlw 08h
retlw 08h
retlw 7fh
retlw 41h;i
retlw 41h
retlw 7fh
retlw 41h
retlw 41h
retlw 41h;j
retlw 41h
retlw 3fh
retlw 01h
retlw 01h
retlw 7fh;k
retlw 0ch
retlw 12h
retlw 21h
retlw 40h
retlw 7fh;l
retlw 40h
retlw 40h
retlw 40h
retlw 40h
retlw 10h;l
retlw 22h
retlw 20h
retlw 22h
retlw 10h
retlw 7fh;m
retlw 02h
retlw 04h
retlw 02h
retlw 7fh
retlw 7fh;n
retlw 04h
retlw 08h
retlw 10h
retlw 7fh; 0111 1111
retlw 3eh;o
retlw 41h
retlw 41h
retlw 41h
retlw 3eh
retlw 7fh;p
retlw 09h
retlw 09h
retlw 09h
retlw 06h
retlw 3eh;q
retlw 41h
retlw 51h
retlw 61h
retlw 7eh
retlw 7fh;r
retlw 09h
retlw 19h
retlw 29h
retlw 46h
retlw 26h;s
retlw 49h
retlw 49h
retlw 49h
retlw 32h
retlw 01h;t
retlw 01h
retlw 7fh
retlw 01h
retlw 01h
retlw 3fh;u
retlw 40h
retlw 40h
retlw 40h
retlw 3fh
retlw 1fh;v
retlw 20h
retlw 40h
retlw 20h
retlw 1fh
retlw 7fh;w
retlw 20h
retlw 10h
retlw 20h
retlw 7fh
retlw 63h;x
retlw 14h
retlw 08h
retlw 14h
retlw 63h
retlw 03h;y
retlw 04h
retlw 78h
retlw 04h
retlw 03h
retlw 21h;z
retlw 51h
retlw 49h
retlw 45h
retlw 43h
retlw 3ch;a
retlw 42h
retlw 42h
retlw 24h
retlw 7fh
retlw 7fh;b
retlw 48h
retlw 48h
retlw 48h
retlw 30h
retlw 3ch;c
retlw 42h
retlw 42h
retlw 42h
retlw 24h
retlw 30h;d
retlw 48h
retlw 48h
retlw 48h
retlw 7fh
retlw 3ch;e
retlw 4ah
retlw 4ah
retlw 4ah
retlw 24h
retlw 7eh;f
retlw 0ah
retlw 0ah
retlw 0ah
retlw 02h
retlw 24h;g
retlw 4ah
retlw 4ah
retlw 4ah
retlw 3ch
retlw 7fh;h
retlw 08h
retlw 08h
retlw 08h
retlw 78h
retlw 00h;i
retlw 00h
retlw 7ah
retlw 00h
retlw 00h
retlw 20h;j
retlw 40h
retlw 7dh
retlw 00h
retlw 00h
retlw 7eh;k
retlw 18h
retlw 24h
retlw 30h
retlw 00h
retlw 7eh;l
retlw 40h
retlw 40h
retlw 40h
retlw 40h
retlw 7eh;m
retlw 02h
retlw 04h
retlw 02h
retlw 7eh
retlw 78h;n
retlw 04h
retlw 04h
retlw 04h
retlw 78h
retlw 3ch;o
retlw 42h
retlw 42h
retlw 42h
retlw 3ch
retlw 7eh;p
retlw 12h
retlw 12h
retlw 12h
retlw 0ch
retlw 04h;q
retlw 0ah
retlw 2ah
retlw 2ah
retlw 7eh
retlw 00h;r
retlw 00h
retlw 7eh
retlw 04h
retlw 02h
retlw 4ch;s
retlw 52h
retlw 52h
retlw 52h
retlw 64h
retlw 02h;t
retlw 02h
retlw 7eh
retlw 02h
retlw 02h
retlw 3eh;u
retlw 40h
retlw 40h
retlw 40h
retlw 3eh
retlw 1eh;v
retlw 20h
retlw 40h
retlw 20h
retlw 1eh
retlw 7eh;w
retlw 40h
retlw 20h
retlw 40h
retlw 7eh
retlw 62h;x
retlw 14h
retlw 08h
retlw 14h
retlw 62h
retlw 02h;y
retlw 04h
retlw 78h
retlw 04h
retlw 02h
retlw 62h;z
retlw 52h
retlw 4ah
retlw 46h
retlw 42h
end