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;
; CP/M example (macro test)
;
cpu z80
option output-file,x.com
BDOS: equ 5
CONOUT: eq 9
strout: macro addr
ld de,@addr
ld c,CONOUT
call BDOS
endm
strout1:macro
ld de,str
ld a,'$'
ld c,CONOUT
.loop
ex de,hl
cp (hl)
ex hl,de
jr z,end_str
call BDOS
inc de
inc de
jr loop
.str defb \*,0
.end_str
endm
; Main code
;
org $100
strout str
strout1 "Bye world", 13, 10, '$$'
ret
str: defb "Hello World",13,10,'$'
|
