; ; Micro-KIM demos ; (C) 2016 by Aart Bik ; ; For use with cross-assembler ; win2c64 (Windows), lin2c64 (linux), ; or mac2c64 (MacOS) ; ; http://www.aartbik.com/ ; ; A simple three byte counter. ; scands .equ $1f1f ; ; Start program at free RAM. ; .org $0200 ; ; Initialize 3 byte counter to zero. ; lda #0 sta $f9 sta $fa sta $fb ; ; Display and increment 3 byte counter in a loop. ; Displaying before each increment slows down ; the counting quite a bit. ; loop jsr scands inc $f9 bne loop inc $fa bne loop inc $fb jmp loop