;;; -*- Mode: asm; indent-tabs-mode: t; tab-width: 8 -*- .scope mainsetup USERPROG = $C000 .repeat 4, I ldy #$00 : lda batch_userprog+(I*256),Y sta USERPROG+(I*256),Y dey bne :- .endrep .endscope .scope mainloop ml: USERPROG = $C000 RASTER = $D012 ;; Currently no code for fetching new programs, since we're testing with ;; batch compiled version of the whole to begin with. ;; Bank in character ROM lda #%11111011 and $01 sta $01 jsr USERPROG ;; Bank out character ROM, I/O in lda #%00000100 ora $01 sta $01 @framewait: ldy RASTER cpy #$66 beq @framewait inc FRAMECOUNT jmp ml .endscope .proc time ; user-procedure lda FRAMECOUNT rts .endproc FRAMECOUNT: .byte 0