mirror of
https://github.com/hsoft/collapseos.git
synced 2024-12-27 05:48:06 +11:00
15 lines
260 B
Plaintext
15 lines
260 B
Plaintext
( cell contains both bytes. MSB is spit as-is, LSB is ORed
|
|
with r )
|
|
( r -- )
|
|
: OP2r
|
|
CREATE ,
|
|
DOES>
|
|
@ SPLITB SWAP ( r lsb msb )
|
|
A, ( r lsb )
|
|
SWAP <<3 ( lsb r<<3 )
|
|
OR A,
|
|
;
|
|
0xed41 OP2r OUT(C)r,
|
|
0xed40 OP2r INr(C),
|
|
|