; ; THIS IS A DEMONSTATION PROGRAM OF AN ASSEMBLY LANGUAGE ; PROGRAM THAT WILL INTERFACE WITH NEVADA BASIC. ; ; THIS ROUTINE IS LOADED AT 8000H AND WILL DOUBLE THE ; NUMBER THAT IS SENT TO IT. ; XEQ 8000H ORG 8000H PUSH D ;SAVE INPUT NUMBER POP H ;COPY TO HL DAD H ;NOW DOUBLE IT AND RETURN IT IN HL RET . ; XEQ 8000H ORG 8000H PUSH D ;SAVE INPUT NUMBER P