mirror of
https://github.com/hsoft/collapseos.git
synced 2024-11-14 15:58:05 +11:00
b97e761942
The goal is to offload the SMS VDP driver a little bit.
9 lines
281 B
Plaintext
9 lines
281 B
Plaintext
: VDP$
|
|
9 0 DO _idat I 2 * + @ _ctl LOOP _blank
|
|
( palettes )
|
|
0xc000 _ctl
|
|
( BG ) 1 _zero 0x3f _data 14 _zero
|
|
( sprite, inverted colors ) 0x3f _data 15 _zero
|
|
0x4000 _ctl 0x5e 0 DO ~FNT I 7 * + _sfont LOOP
|
|
( bit 6, enable display, bit 7, ?? ) 0x81c0 _ctl ;
|