atari5200: add alternative conio screen (20x12 resolution)

This commit is contained in:
Christian Groessler
2019-04-02 21:31:12 +02:00
committed by Oliver Schmidt
parent ec5e38617a
commit db01036e2e
3 changed files with 97 additions and 6 deletions

View File

@@ -7,7 +7,7 @@
SCREEN_BUF_SIZE = 20 * 24
SCREEN_BUF = $4000 - SCREEN_BUF_SIZE
.export screen_setup_20x24
.export screen_setup
.export screen_width, screen_height
.export conio_color
@@ -17,7 +17,7 @@ screen_height = 24
.segment "ONCE"
screen_setup_20x24:
screen_setup:
; initialize SAVMSC
lda #<SCREEN_BUF