Sha256: 11eee6462779f47d67d7d9317a8b7459dba84cac66aabac23c2db8227961bdf7
Contents?: true
Size: 1.21 KB
Versions: 7
Compression:
Stored size: 1.21 KB
Contents
; Hello World for Vectrex computer with 6809 CPU
; by Frog ( http://frog.enlight.ru )
; 24 March 2016
;***************************************************************************
org 0
; this header required to identify ROM by Vectrex hardware (only year allowed to change)
db "g GCE 2016", $80 ; 'g' is copyright sign
dw $F600 ; music from the rom (no music)
db $FC, $30, 33, -$2a ; height, width, rel y, rel x for app title
db "HELLO WORLD", $80 ; app title, ending with $80
db 0 ; end of header
; main loop (required to redraw vectors on CRT screen)
loop:
; recalibrate CRT, reset beam to 0,0 (center of the screen)
jsr $f192 ; Wait_Recal subroutine in ROM
ldu #helloworld ; string address
lda #10 ; Y
ldb #-45 ; X
jsr $f37a ; Print_Str_d subroutine in ROM
bra loop
; Text data ($80 - end of line)
helloworld: db 'HELLO WORLD!',$80
Version data entries
7 entries across 7 versions & 1 rubygems