10 BLOAD"HELLO.BIN",R

autoexec.bas

10 BLOAD"HELLO.BIN",R

options.json

{"asm":{"filename":"hello.bin","build":"plain"},"basic":{}}

program.asm

;
			org 0d000h-7           
			db #fe
            dw beginaddr
            dw endaddr
            dw startaddr
            
beginaddr:
startaddr:
            call print
            db "Hello World",0
            ret
            
print:   
            pop hl
            ld a,(hl)
            inc hl
            push hl
            and a
            ret z
            rst 18h
            jr print

endaddr: